*****TBD*****

This subclass is indented under the class definition. Apparatus, sections A, B, D, and E intended for use with either existing structure or the earth for forming an on the job site construction engineering type product or a building structure.

(1) Note. The earth or existing structure may constitute a confining part of the mold, e.g., a form panel together with the earth or other structure constituting the mold.

(2) Note. The molds of this and indented subclasses are also referred to as forms.

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144+,	for module forming molds.
175+,	for core, per se.
187.1,	for mold elements and form panels, per se.

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52,

Static Structures (e.g., Buildings), subclasses 169.1+ for formed building structures, especially building structures having terranean features. The line between Classes 52 and 249 is as follows: Class 52 takes apparatus for casting settable hydraulic or ceramic materials in which the apparatus becomes a permanent part of the finished product. Class 249 takes molding apparatus which is readily removed from the finished product.

425,

Plastic Article or Earthenware Shaping or Treating: Apparatus, subclass 59 for a dynamic molding apparatus utilizing a subterranean formation (e.g., ditch, natural cavity, etc.) as a shaping surface.

2	. Forming road, side walk, or curb in situ:

This subclass is indented under subclass 1. Apparatus for forming in situ a road, sidewalk or curb.

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189+,

for form panel, per se.

SEE OR SEARCH CLASS:

52,	Static Structures (e.g., Buildings), subclasses 174+ for formed structures having traffic guiding feature.
404,	Road Structure, Process, or Apparatus, appropriate subclasses, for the formed product.

3	.. Including stake or stake mounting means:

	This subclass is indented under subclass 2. Apparatus including a stake, or means for mounting a stake, functioning to retain the mold in position.

4	... Form having spaced walls defining mold space:

This subclass is indented under subclass 3. Apparatus having opposed, spaced structural walls defining an area for receiving moldable material.

SEE OR SEARCH THIS CLASS, SUBCLASS:

3,	for a similar type mold in which the earth functions as one wall of the mold.
33+,	for similar structure for forming a planar wall.

5	.... Including spacer cooperating with stake means to maintain walls apart:

	This subclass is indented under subclass 4. Apparatus including a spacer to maintain the form walls spaced and which spacer has a positive interrelationship with at least one stake.

6	... And means to align forms end-to-end:

This subclass is indented under subclass 3. Apparatus comprising means for aligning adjacent forms end-to-end, the means being in addition to stake or stake mounting means.

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192+,

for form panels with means to connect the same.

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403,	Joints and Connections, subclasses 13+ for connections between members in general provided with means for aligning the members prior to joining.

7	... Means includes removable wedge engaging stake :

	This subclass is indented under subclass 3. Apparatus wherein the stake mounting means includes a removable wedge engaging the stake.

8	.. Integral curb and gutter by mold having three spaced form walls:

This subclass is indented under subclass 2. Apparatus comprising three spaced substantially parallel molding surfaces for containing the molding material for forming an integral roadway curb and gutter.

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14,	for similar structure for making steps.

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404,	Road Structure, Process, or Apparatus, subclasses 2+ and 7+ for the formed product.

9	.. Joint forming means and adjuncts per se :

This subclass is indented under subclass 2. Apparatus comprising joint forming means, or joint forming adjuncts, per se, for forming a joint in a road or sidewalk.

(1) Note. The means may be a division plate, or core or an adjunct, per se.

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98+,	for a mold forming a product having a joint or coupling.

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404,

Road Structure, Process, or Apparatus, subclasses 87+ for apparatus to install or form joint in a road or pavement. The line between Classes 404 and 249 is as follows: Class 404 takes joint forming apparatus which is disclosed as (1) remaining embedded in the product (2) removed from the product when the product is in a fluent state and the space occupied by the apparatus close, up, and (3) the dual disclosure of either remaining embedded in, or removed from the product leaving a blank space. Class 249 takes a joint forming molding device or adjuncts which are disclosed as being removed from the product leaving a blank space in the product.

10	. Forming hydraulic and earth control type product in situ:

This subclass is indented under subclass 1. Apparatus for forming a structure in situ for controlling water in an open channel, reservoir or for controlling earth having a tendency to flow.

SEE OR SEARCH THIS CLASS, SUBCLASS:

1,	for molds forming cisterns, water tanks, etc., casted in situ and 144+, wherein molds are provided for forming the structures, supra and similar types of a structure not disclosed as being casted in situ.
33+,	for molds forming a wall of a building having opposed spaced panels.
51,	for molds forming piles or post in situ.
189,	for form panels, per se, or a form panel with a tie rod.

SEE OR SEARCH CLASS:

405,	Hydraulic and Earth Engineering, appropriate subclasses for formed structures. Class 405 will take molding structures for forming hardenable fluent material wherein the molding structure becomes a permanent part of the formed structure.

11	.. Culvert, waterway, pipe, or tunnel:

This subclass is indented under subclass 10. Apparatus comprising means for forming a culvert, waterway, pipe or tunnel at the job site.

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175+,

for a core, per se, for forming the structures, supra.

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138,	Pipes and Tubular Conduits, subclass 105 for a pipe or tubular conduit including a trench in which the pipe is received.
405,	Hydraulic and Earth Engineering, appropriate subclasses for the formed product.

12	... Culvert and header wall:

This subclass is indented under subclass 11. Apparatus for forming a culvert with angular divergent walls.

(1) Note. Included herein are molding devices for making a header (divergent walls) on a preformed culvert.

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405,	Hydraulic and Earth Engineering, subclass 125 for a culvert with header wall structure.

13	. Forming building structure:

This subclass is indented under subclass 1. Apparatus for forming a building or a component part thereof.

(1) Note. The building structure may be, but need not be, disclosed as being casted in situ.

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85,	and 144+, for molds for forming modules.

SEE OR SEARCH CLASS:

52,	Static Structures (e.g., Buildings), appropriate subclasses, for formed building structures.
264,	Plastic and Nonmetallic Article Shaping or Treating: Processes, subclasses 31+ for processes of forming structural installations in situ.
425,	Plastic Article or Earthenware Shaping or Treating: Apparatus, subclass 59 for means continuously casting a building wall comprising a rotating, boom mounted material depositing and forming means; and subclasses 63+ for a building form with means for repositioning it for progressive molding.

This subclass is indented under subclass 13. Apparatus for forming stairs.

(1) Note. Included herein are means to form a single step, and stairway sidewalls or supports.

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8,	for curb making molding apparatus.

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52,	Static Structures (e.g., Buildings), subclasses 182+ for the formed structures.

15	.. Providing surface facing on product, or existing structure, e.g., veneer, etc.:

This subclass is indented under subclass 13. Apparatus for forming a facing on the product by either (1) molding the product and the facing simultaneously, or (2) molding a facing on an existing structure.

SEE OR SEARCH THIS CLASS, SUBCLASS:

1,	for molds for molding a protective facing on a pile.
16,	for molds for forming barrier with simulated plural modules.
87,	for molds for forming a lining on a machine type-bearing or friction surface.
90,	for molds for uniting and placing a coating around a pipe or rod.

SEE OR SEARCH CLASS:

264,	Plastic and Nonmetallic Article Shaping or Treating: Processes, subclass 34 for process of sequentially molding in situ different portions or layers on a unitary structural installation.
405,	Hydraulic and Earth Engineering, subclass 216 for a method or apparatus for coating a marine pile or other structure.

16	.. Forming barrier having simulated plural modules:

This subclass is indented under subclass 13. Apparatus for forming simulated plural modules on a barrier.

(1) Note. An example of the above is a wall having simulated brick or stone, etc., on the face thereof.

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52,	Static Structures (e.g., Buildings), subclasses 311.1+ for a formed structure having an ornamental facing feature.

This subclass is indented under subclass 13. Apparatus for forming a chimney.

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144+,

for container like mold for conduit-type product.

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52,	Static Structures (e.g., Buildings), subclass 218 for formed flue with gaseous fluid directing feature.
264,	Plastic and Nonmetallic Article Shaping or Treating: Processes, subclass 32 for process of forming a vertical cylindrical structure.
454,	Ventilation, subclasses 3+ for formed chimneys of general utility.

18	.. Barrier or sustainer, e.g., wall, joist, etc.:

This subclass is indented under subclass 13. Apparatus for forming either a barrier or sustainer.

(1) Note. Found herein are supports in combination with an organization of molding parts.

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52,	Static Structures (e.g., Buildings), subclasses 831 through 857for a formed sustainer.

19	... Including means to connect mold to existing building structure:

This subclass is indented under subclass 18. Apparatus having means to affix said apparatus to a building element preform. The affixing means need not be structure other than the molding apparatus itself.

(1) Note. Mere reinforcement is not considered existing structure.

(2) Note. The preform may remain part of the building structure, e.g., glass block.

(3) Note. A patent is cross-referenced here wherein the preform is a utility fixture, e.g., drain pipe, or some other major permanent building structure, etc., even though the connecting feature with the molding apparatus is not claimed.

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15,	for molding apparatus having means to connect to building structure for veneering the same.
34,	for molding apparatus for forming a barrier on a footing.

20	.... Progressive molding type:

This subclass is indented under subclass 19. Apparatus having means cooperating with a portion of the product previously formed for supporting the mold for sequentially molding in successive courses.

(1) Note. A patent to be included in this and indented subclasses must disclose progressive molding and claim the features of the apparatus which make it capable of preforming the function.

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264,	Plastic and Nonmetallic Article Shaping or Treating: Processes, subclass 33 for process of forming a structural installation in situ by sequentially molding different portions on a structure.

21	..... Mold includes end plate:

	This subclass is indented under subclass 20. Apparatus wherein the mold has means to close at least one of its ends.

22	..... Mold forms spaced walls, or hollow wall:

This subclass is indented under subclass 20. Apparatus having means progressively forming (1) a hollow wall having spaced vertical recesses, or (2) spaced individual parallel walls.

SEE OR SEARCH THIS CLASS, SUBCLASS:

36+,	for molding apparatus to form either a hollow wall, or spaced parallel walls.

23	.... Means connecting flange of structural beam to support mold:

This subclass is indented under subclass 19. Apparatus having means for affixing the mold to a flange of a structural beam to support the mold.

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264,	Plastic and Nonmetallic Article Shaping or Treating: Processes, subclass 35 for process of forming a structural installation in situ by uniting preform member with molding material.

24	..... Adjustable centering mold, or mold having adjustable support:

	This subclass is indented under subclass 23. Apparatus wherein either the mold, or the mold support is adjustable.

25	..... Latch or clamp means including movable element engaging flange:

	This subclass is indented under subclass 23. Apparatus wherein a latch or clamp means is movable into and from engagement with the flange of a structural beam for clamping or releasing a mold therewith.

26	... Plural barriers, or plural sustainers, or barrier and sustainer mold:

This subclass is indented under subclass 18. Apparatus comprising means for forming either plural barriers, or plural sustainers or a barrier and a sustainer.

(1) Note. Examples of: Plural barriers are plural floors or walls; plural sustainers - plural beams or columns; and barrier and sustainer - a floor and column or a wall and a beam.

SEE OR SEARCH THIS CLASS, SUBCLASS:

36,	for molding apparatus for forming spaced parallel walls which function as a single wall having a hollow space.
48,	for molding apparatus for forming a column, per se.
50,	for molding apparatus for forming a beam, girder or joist, per se.

SEE OR SEARCH CLASS:

52,	Static Structures (e.g., Buildings), subclasses 234+ for formed plural barriers or a barrier and a sustainer, subclasses 319+ for a formed barrier and sustainer and subclass 742.1+ for plural sustainers.

27	.... Intersecting barriers or sustainers, e.g., monolith:

This subclass is indented under subclass 26. Apparatus comprising means for forming a monolithic building structure consisting of at least two diverse building structures.

(1) Note. Examples of intersecting barriers or sustainers are wall and sill, wall and cornice, floor with joists, beam and column, etc.

SEE OR SEARCH CLASS:

52,	Static Structures (e.g., Buildings), subclasses 261+ for plural intersecting barriers, and a barrier and sustainers, and subclasses 272+ for intersecting barrier construction.

28	.... Floor or ceiling with joist mold:

This subclass is indented under subclass 26. Apparatus comprising means for forming a horizontally disposed confining wall combined with horizontal perpendicular projecting spaced beams, girders or joists.

(1) Note. Patents claiming a plurality of spaced cores are classified in this class, subclass 176.

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52,	Static Structures (e.g., Buildings), subclasses 319+ for a cast-in-situ concrete barrier with laterally projecting rib type sustainer.

29	..... Including means to adjust joist mold size:

	This subclass is indented under subclass 28. Apparatus comprising means for mechanically changing the dimensions of the joist mold to form a joist of a different size.

30	..... Including reinforcement support means:

This subclass is indented under subclass 28. Apparatus comprising (1) a product reinforcing means, or (2) a reinforcing means and its support, or (3) a reinforcing support means, per se, combined with the mold.

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52,	Static Structures (e.g., Buildings), subclasses 677+ for embedded reinforcing spacer-positioners.
404,	Road Structure, Process, or Apparatus, subclass 70 for a pavement combined with reinforced structure.

31	..... Utilizing spaced cores of unitary construction transverse to joist:

This subclass is indented under subclass 28. Apparatus wherein the mold is partially or totally composed of U-shaped or dome-shaped cores made in a single piece for forming a floor or ceiling and a joist.

(1) Note. The cores must be a unitary structure before and after use.

32	...... Cores directly abutting:

	This subclass is indented under subclass 31. Apparatus wherein the cores have at least two flanged abutting edges which form the bottom and side surfaces of the joist.

33	... Planar wall mold having opposed spaced panels:

This subclass is indented under subclass 18. Apparatus comprising molding apparatus having opposed spaced panels defining a molding area for forming a vertical planar wall.

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2,	for similar molding apparatus for forming a road or sidewalk.

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52,	Static Structures (e.g., Buildings), subclass 295 for a wall having an embedded projecting tie.

34	.... On footing or forming wall and footing:

This subclass is indented under subclass 33. Apparatus comprising means for forming (1) a wall on a foundation, or (2) a wall and a foundation.

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52,	Static Structures (e.g., Buildings), subclass 274 for intersecting barriers and a foundation, subclasses 292+ for a formed foundation and especially subclasses 293.1+ for a formed foundation and wall.

35	.... Panel including means or having shape to form recessed surface in major face of wall :

This subclass is indented under subclass 33. Apparatus wherein the panel has means located thereon, or the panel is shaped in such a manner as to impart a permanent regular or irregular depression in either the exposed or interior major surface of the wall.

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39,	for molding apparatus for forming a wall having an opening through its major face.

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52,	Static Structures (e.g., Buildings), subclasses 233 and 311.1+ for formed log wall type construction and a formed structure having an ornamental feature.

36	.... Including means for forming spaced oposed walls or hollow wall:

This subclass is indented under subclass 33. Apparatus for forming (1) a hollow wall, or (2) spaced parallel walls.

(1) Note. The spaced parallel walls function as a single hollow wall.

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22,	for a mold for forming the same structure by a progressive molding operation.
26,	for a mold for forming plural barriers.

37	..... Means forming spaced hollow vertical shafts in wall:

This subclass is indented under subclass 36. Apparatus having means to form vertical shafts in a wall.

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52,	Static Structures (e.g., Buildings), subclasses 302.1+ , especially subclass 302.2 for formed structures having passages therein.

38	..... Utilizing tie means for connecting formed opposed walls, i.e., preform uniting:

This subclass is indented under subclass 36. Apparatus for forming plural opposed walls having a tie means to support, reinforce or maintain the walls in a spaced relationship.

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85,	for molding apparatus for embedding tie spacing means in a multipart module, e.g., building block.

SEE OR SEARCH CLASS:

52,	Static Structures (e.g., Buildings), subclasses 378+ and 383 for a formed parallel structure connected by a tie and subclasses 698+ for an anchor or tie, per se; see search notes.

39	.... Including means transverse to panel to form opening through major face of wall, e.g., door, window, etc.:

This subclass is indented under subclass 33. Apparatus having means extending through or abutting against at least one panel, or the panel is so shaped to form an opening extending through the major face of the molded structure.

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52,	Static Structures (e.g., Buildings), subclasses 204.1+ for a formed barrier having a portal opening.

40	.... Including panel spacing means extending between and through panels, e.g., tie rod:

This subclass is indented under subclass 33. Apparatus having means spacing opposed panels, said means extending between and through said panels.

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190,	for a form panel with tie means.
213,	for tie structure, per se.

41	..... Having weakened area to aid severing:

This subclass is indented under subclass 40. Apparatus wherein the spacing means is provided with a fragile area to facilitate breaking to expedite disassembly of the panels.

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214,	for tie rod structure, per se, having a weakened area.

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285,	Pipe Joints or Couplings, subclasses 3+ for a pipe coupling including a frangible element, and see the search notes thereunder.

42	..... Spacer means within mold cavity having plural threadedly fastened sections:

This subclass is indented under subclass 40. Apparatus wherein the spacing means comprise plural screw threaded fasteners, such having plural threads, with a threaded portion thereof located between the panels.

(1) Note. An example of this structure is a "she-bolt".

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47,	for panels having plural adjoining sections and means to secure panels together.

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52,	Static Structures (e.g., Buildings), subclass 713 for an anchor or tie composed of separably connected sections.

43	..... Including sleeve surrounding spacer means engaging opposed faces of panels:

	This subclass is indented under subclass 40. Apparatus wherein the spacing means has a hollow part engaging the panels and another part passing through said hollow section.

44	..... Panel having plural adjoining sections:

This subclass is indented under subclass 40. Apparatus comprising plural abutting panel sections.

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190,	for this structure wherein only one side of the opposed spaced panels is claimed.
192+,	for form panel having means to connect plural panel sections.

45	...... Including fastening means coacting with spacer means to secure sections together:

This subclass is indented under subclass 44. Apparatus having means cooperating with the panel spacing means for fastening plural adjoining panel sections.

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191,	for this structure wherein only one side of the opposed spaced panels is claimed.

46	..... Including wedge means engaging spacer means:

	This subclass is indented under subclass 40. Apparatus having wedge means coacting with the spacing means for holding the panels in operative relation.

47	.... Panel having plural adjoining sections and means to secure together:

This subclass is indented under subclass 33. Apparatus having means for fastening abutting portions of panels in an edgewise relation.

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6,	for panel structure having means to align panels end-to-end.
44,	for opposed panels having adjoining sections and connected by a tie.

This subclass is indented under subclass 18. Apparatus for forming an elongated, vertical sustainer.

SEE OR SEARCH THIS CLASS, SUBCLASS:

143,	for molding apparatus for forming fence post.
144,	for molding apparatus for forming conduit-type structure.

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52,	Static Structures (e.g., Buildings), subclasses 720+ for a formed elongated rigid shaft.
264,	Plastic and Nonmetallic Article Shaping or Treating: Processes, subclass 32 for the process of forming a vertical-cylindrical structure.

49	.... Molding surfaces overlapping for adjustment:

This subclass is indented under subclass 48. Apparatus comprising parallel, contiguous molding surfaces overlapping each other and are slidably adjustable for increasing or decreasing the size of the product.

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155,	for adjustable container type molds.
178+,	for cores which are inherently adjustable.

50	... Beam or girder:

This subclass is indented under subclass 18. Apparatus comprising means for forming an elongated rigid sustainer of great length compared to its width and depth.

SEE OR SEARCH CLASS:

52,	Static Structures (e.g., Buildings), subclasses 720+ for a formed elongated rigid shaft.

51	. Post in situ:

This subclass is indented under subclass 1. Apparatus for forming in situ an elongated rigid construction having a limited closed peripheral surface and which is greatly elongated relative to any internal dimension.

SEE OR SEARCH THIS CLASS, SUBCLASS:

1,	for mold for molding a protective coating on a pile.
143,	for molds for forming a fence post.

SEE OR SEARCH CLASS:

52,	Static Structures (e.g., Buildings), subclasses 155 through 165for a formed structure having a feature facilitating the insertion of said structure into the earth and subclasses 831-857 for a formed elongated rigid structure.
264,	Plastic and Nonmetallic Article Shaping or Treating: Processes, subclass 32 for a process of forming vertical-cylindrical structure in situ.
405,	Hydraulic and Earth Engineering, subclasses 233+ for methods and apparatus for casting a pile in situ; and subclass 257 for the pile, per se. Class 405 will take a mold structure specifically designed to be driven in the earth even though the mold structure is removed from the finished product, e.g., a mold for forming a pile having a case hardened pointed bottom for driving the same in the ground.

52	INCLUDING STATIC MEANS ON MOLDING DEVICE TO PRODUCE GROOVE OR DEPRESSION IN PRODUCT TO FACILITATE BREAKING OR CUTTING:

This subclass is indented under the class definition. Molding apparatus having a static means for scoring the product concurrent with the molding operation for facilitating the breaking or cutting the molded product.

(1) Note. For a patent to be classified herein there must be a disclosure of the molding of a single product having score lines which are to be used to break or cut said product into a plurality of parts.

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119+,

for molding apparatus for forming plural articles.

SEE OR SEARCH CLASS:

52,	Static Structures (e.g., Buildings), subclasses 98+ for a formed building structure with a frangible section or means.
425,	Plastic Article or Earthenware Shaping or Treating: Apparatus, subclasses 289+ for a preform severing means combined with shaping or reshaping apparatus for nonmetals, and subclass 385 for a surface deformation means for a nonmetal preform.

53R	WITH STATIC GAGE, LEVEL, PLUMB, OR SCALE MARKINGS, ETC., ON MOLDING APPARATUS:

This subclass is indented under the class definition. Molding apparatus having an indicating means on the molding apparatus which facilitates the location of the parts of the molding apparatus or some condition in the molding apparatus during the molding operation.

(1) Note. See class definition section III 2B for search notes for dynamic and combined features.

SEE OR SEARCH CLASS:

33,	Geometrical Instruments, subclasses 451 , 458, 463, 482, and 495 for rulers and 365+ for level or plumb.
116,	Signals and Indicators, subclasses 200+ for indicators, per se.

	This subclass has no definition.

54	DENTAL PROSTHODONTIC TYPE:

This subclass is indented under the class definition. Molding apparatus having means for forming a substitute for a missing tooth or teeth.

SEE OR SEARCH THIS CLASS, SUBCLASS:

55,	for molding apparatus having shape to simulate a product of nature.
61,	for molding apparatus having a destructible feature.

SEE OR SEARCH CLASS:

264,	Plastic and Nonmetallic Article Shaping or Treating: Processes, subclasses 16+ for processes of forming a dental prosthesis.
433,	Dentistry, subclasses 34+ for impressions trays and molds used by a dentist in a patient"s mouth. Class 249 takes static dental molding apparatus of the type used by the dental technician.

55	HAVING SURFACE SHAPED TO SIMULATE A PRODUCT OF NATURE:

This subclass is indented under the class definition. Molding apparatus wherein the molding apparatus has a shape which produces a facsimile of an article normally occurring in nature.

(1) Note. For a patent to come here as an original, the surface which produces the product must be claimed.

SEE OR SEARCH THIS CLASS, SUBCLASS:

54,	for molding apparatus for forming teeth and related structure.

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264,	Plastic and Nonmetallic Article Shaping or Treating: Processes, subclass 222 for process with step of making a mold or mold shaping, per se, wherein a body area is used as an impression pattern.
425,	Plastic Article or Earthenware Shaping or Treating: Apparatus, subclass 2 for dynamic molding apparatus utilizing an an-atomical body as a shaping surface.

56	FORMING VEHICULAR WHEEL:

This subclass is indented under the class definition. Molding apparatus for forming a wheel for a vehicle.

(1) Note. Included herein is molding apparatus for forming component parts of a wheel.

SEE OR SEARCH CLASS:

152,	Resilient Tires and Wheels, subclasses 1+ for spring wheels.
295,	Railway Wheels and Axles, appropriate subclasses, for railway wheels.
301,	Land Vehicles: Wheels and Axles, appropriate subclasses, for land vehicle wheels.

57	FORMING RING TYPE PRODUCT:

This subclass is indented under the class definition. Molding apparatus for forming a ring type product.

(1) Note. Examples of a ring type product are: a finger ring, a packing ring, chain links, etc.

SEE OR SEARCH CLASS:

29,	Metal Working, subclass 8 for machines for forming rings.
59,	Chain, Staple, and Horseshoe Making, subclasses 1+ for chain making apparatus and subclasses 78+ for chains.
63,	Jewelry, subclasses 15+ for a formed finger ring.

58	FORMING RECEPTACLE AND DISPARATE PORTION, E.G., CUP AND HANDLE, TOILET STOOL, ETC.:

	This subclass is indented under the class definition. Molding apparatus for forming a container type product having a portion performing a function other than containing material.

59	FORMING HELICAL OR THREADED PRODUCT:

	This subclass is indented under the class definition. Molding apparatus for forming a spirally shaped product or a product with fastening threads.

60	FORMING GRID OR LATTICE TYPE PRODUCT:

This subclass is indented under the class definition. Molding apparatus for forming a grid or lattice type product.

SEE OR SEARCH CLASS:

29,	Metal Working, subclass 2 for machine and apparatus for making metallic grids for electric batteries.

61	INCLUDING DESTRUCTIBLE FEATURE:

This subclass is indented under the class definition. Molding apparatus wherein either all or a portion of the molding apparatus is composed of material which is chemically or physically altered during the molding operation, or after the molding operation, for facilitating the separation of the product from said molding apparatus.

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54,	for dental type molding apparatus which is usually destructible.

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264,	Plastic and Nonmetallic Article Shaping or Treating: Processes, subclass 221 for process having a step of mold making or mold shaping, per se, wherein the pattern or mold is destroyed.

62	. Destructible by heat or fusion:

	This subclass is indented under subclass 61. Apparatus wherein a portion of or all of the molding apparatus is destroyed by either heating or fusing.

63	MOLD INCLUDING CORE AND MEANS TO REMOVE CORE:

This subclass is indented under the class definition. Molding apparatus consisting of a mold and a core with means to remove the core from the mold to facilitate removal of the product.

SEE OR SEARCH THIS CLASS, SUBCLASS:

66.1,

for molding apparatus with means to apply force to the product to remove or release product.

SEE OR SEARCH CLASS:

425,	Plastic Article or Earthenware Shaping or Treating: Apparatus, subclass 577 for a press molding machine including a female mold and means to insert or remove a core and subclass 468 for a molding machine subcombination comprising a core and dynamic positioning means therefore.

64	. Plural cores:

	This subclass is indented under subclass 63. Apparatus wherein the mold is provided with more than one core and with means to remove the same.

65	HAVING INFLATABLE ELEMENT:

This subclass is indented under the class definition. Molding apparatus wherein the molding apparatus is inflatable or has an inflatable element which is deflated to facilitate the removal of the molding apparatus or the element from the product, or the product from the apparatus.

SEE OR SEARCH THIS CLASS, SUBCLASS:

66.1,

for molding including means to apply force to remove or release product from the mold.

SEE OR SEARCH CLASS:

425,	Plastic Article or Earthenware Shaping or Treating: Apparatus, subclasses 389+ for a preform reshaping apparatus having a fluid pressure actuated flexible diaphragm and subclass 417 for an expansible shaping member in a press forming machine.

66.1	INCLUDING MEANS TO APPLY FORCE TO REMOVE OR RELEASE PRODUCT FROM MOLD:

This subclass is indented under the class definition. Mold under section I-1 and I-2 of the ... having means functionally integral therewith for applying force to the product to release or expel it from said mold.

SEE OR SEARCH THIS CLASS, SUBCLASS:

63,	for mold having core and means to remove core.
118,	and 161+, for molding apparatus having means to move a mold part for exposing product for removal.
127,	for flexible molding apparatus forming plural articles.
136,	for a mold having a bottom movable through upstanding mold walls.
137,	for a mold having means enabling rotation of said apparatus.
183,	for a core made of resilient material capable of flexure to facilitate product removal.

SEE OR SEARCH CLASS:

65,	Glass Manufacturing, subclass 260 for a glass working machine having means above the mold to take out or transfer the product.
162,	Paper Making and Fiber Liberation, subclass 410 for pulp molding apparatus with article ejecting means.
425,	Plastic Article or Earthenware Shaping or Treating: Apparatus, subclasses 436+ for means to release or remove a product from a shaping surface in dynamic molding apparatus.

67	. Pin or sleeve means:

	This subclass is indented under subclass 66.1. Apparatus wherein a pin or sleeve means contacts the product to remove or release said product from the mold.

68	.. Having actuating means:

	This subclass is indented under subclass 67. Apparatus having means to actuate either the pin or sleeve means or both.

69	. Tray-like mold including grid:

This subclass is indented under subclass 66.1. Apparatus comprising a shallow mold having grid-type partitions combined with mechanical means for releasing the grid or products.

(1) Note. Included herein are means adapted to receive a mechanical force applying means.

(2) Note. If the force applying means is a machine or a part of the refrigeration apparatus search Class 62, Refrigeration, appropriate subclasses for the combination.

70	.. Means mounted on or integral with tray-like mold:

	This subclass is indented under subclass 69. Apparatus wherein the force applying means is mounted on or is integral with the tray-like mold.

71	.. Means mounted on or integral with grid:

	This subclass is indented under subclass 69. Apparatus wherein the force applying means is mounted on or is integral with the grid structure.

72	... Multi-part central longitudinal grid member:

	This subclass is indented under subclass 71. Apparatus having a central elongated grid member composed of (1) plural superimposed parts, or (2) a member coextensive with the grid member; the structures of (1) and (2) having a differential force applied thereto by the force applying means.

73	... Plural movably mounted levers:

	This subclass is indented under subclass 71. Apparatus wherein plural levers are movably mounted on the grid structure.

74	. Means moves mold bottom through upstanding mold walls:

This subclass is indented under subclass 66.1. Apparatus having means to move the mold bottom through upstanding mold walls.

(1) Note. Included herein are means for moving mold while the bottom remains in place.

SEE OR SEARCH THIS CLASS, SUBCLASS:

136,	for mold bottom adapted for movement through upstanding walls.

75	.. Means is bell-crank type lever arrangement:

	This subclass is indented under subclass 74. Apparatus wherein a bell-crank type lever arrangement applies force to move the mold bottom.

76	.. To remove or release plural products :

This subclass is indented under subclass 74. Apparatus wherein the means which moves the mold(s) bottom removes or releases plural products.

SEE OR SEARCH THIS CLASS, SUBCLASS:

119+,

for container-type plural article forming mold, or molds with community feature.

This subclass is indented under subclass 66.1. Apparatus, having (a) means passing between the product and the molding surface to separate the product, or (b) means facilitating the use of an implement for the same purpose.

(1) Note. Included herein is a stationary scraper wherein the molding surface moves.

78	INCLUDING ELECTRIC HEATING MEANS:

This subclass is indented under the class definition. Molding apparatus having an electric heating element.

SEE OR SEARCH CLASS:

264,	Plastic and Nonmetallic Article Shaping or Treating: Processes, subclasses 405+ for processes of article shaping by direct application of electrical or wave energy to work and especially subclasses 402+ for processes using direct application of electrical or wave energy to heat the mold.

79	INCLUDING MEANS WITHIN SURFACE TO CONFINE HEAT EXCHANGE MEDIUM:

This subclass is indented under the class definition. Molding apparatus wherein the molding apparatus has a hollow portion for confining a heat exchange medium within its surface.

SEE OR SEARCH THIS CLASS, SUBCLASS:

111,	for molding apparatus having a chill or heat conductor for differential heating of a portion of the product.
133,	for molding apparatus for forming plural articles constructed to include an ambient air space.

SEE OR SEARCH CLASS:

62,	Refrigeration, subclass 356 for mold with means to absorb heat.
199,	Type Casting, subclass 56 for type casting mold having a cooling device.
220,	Receptacles, subclasses 592.01+ for a receptacle including means to maintain its contents above or below ambient temperature and subclasses 62.11+ for a receptacle having a wall consisting of plural distinct layers which may be spaced apart.
425,	Plastic Article or Earthenware Shaping or Treating: Apparatus, appropriate subclasses selected in the basis of the type of molding apparatus for a combustion of heating or cooling means with dynamic molding apparatus; see subclass 384 for a preform reshaping or vulcanizing apparatus having both heating and cooling means and subclass 406 for a press shaping apparatus having both heating or cooling means.

80	. Mold part of particular material:

This subclass is indented under subclass 79. Apparatus wherein the molding apparatus is (1) composed of a named material, or (2) defined by the characteristics of the material which perfects the heat exchange relation.

SEE OR SEARCH THIS CLASS, SUBCLASS:

114.1,

and 134+, for molding apparatus of particular material.

81	. Mold having plural mold cavities or plural molds with community feature:

This subclass is indented under subclass 79. Apparatus wherein the molding apparatus is composed of (1) plural cavities, or (2) plural molds with a community feature.

SEE OR SEARCH THIS CLASS, SUBCLASS:

119,	for plural article forming molds.

82	INCLUDING MEANS TO ADJUST MOLD VOLUME DURING MOLDING:

This subclass is indented under the class definition. Molding apparatus wherein means is provided to adjust the volume of the apparatus during the molding operation to compensate for the expansion or contraction of either the product or the molding apparatus.

SEE OR SEARCH THIS CLASS, SUBCLASS:

106,	for molding apparatus having a reservoir proving a compensating means for the contraction of the product.
134+,	for molding apparatus wherein expansion or contraction is compensated for by the material from which the mold is constructed.

SEE OR SEARCH CLASS:

202,	Distillation: Apparatus, subclass 268 for an element having an expansion provision.

83	UNITING PREFORM WITH MOLDING MATERIAL:

This subclass is indented under the class definition. Molding apparatus under the class definition for uniting a preform with a plastic material during the molding operation to form a composite product.

(1) Note. To be included in this and indented subclasses the preform must be disclosed as a desired element of the product. Patents from subclasses 1+ are ordinarily not cross-referenced here.

SEE OR SEARCH THIS CLASS, SUBCLASS:

13+,	for uniting a preform with moldable material for forming a building structure.
54,	for uniting of a preform of a dental product to a plastic material.
56,	for molding apparatus for uniting a preform with a plastic material to form to a vehicular wheel.

SEE OR SEARCH CLASS:

65,	Glass Manufacturing, subclasses 47+ and 156 for process and apparatus of fusion bonding glass to a preform by a molding operation.
264,	Plastic and Nonmetallic Article Shaping or Treating: Processes, subclass 229 for a process of pre-stressing a solid body and uniting it with a moldable material; subclasses 241+ for a process of forming a composite article and subclasses 259+ for process of shaping material and uniting it to a preform.
425,	Plastic Article or Earthenware Shaping or Treating: Apparatus, subclasses 110+ for composite article molding apparatus including means to feed or support a preform within a molding cavity.

84	. Preform functions as partition means:

	This subclass is indented under subclass 83. Apparatus having a preform which functions as a partition between fluent hardenable materials.

85	. Preform supported by partition and preform projects within mold cavities:

This subclass is indented under subclass 83. Apparatus having a preform extending in plural mold cavities and supported by a partition.

(1) Note. The article produced by this apparatus is considered a single block having a continuous air space.

SEE OR SEARCH THIS CLASS, SUBCLASS:

22,	and 38, for structure forming spaced parallel walls.

SEE OR SEARCH CLASS:

52,	Static Structures (e.g., Buildings), subclass 428 for formed modules connected by a separable tie.

86	. Rail or railway type preform:

This subclass is indented under subclass 83. Apparatus having means for uniting preformed rails (or parts thereof), of the railway type, to each other by use of a fluent hardenable material.

SEE OR SEARCH CLASS:

104,	Railways, appropriate subclasses, for rail structure.
238,	Railways: Surface Track, subclass 14.15 for molded joint between rail-bond and the base or flange portion of a rail.

87	. Lining or coating a machine type-bearing or friction surface, e.g., babbitting:

This subclass is indented under subclass 83. Apparatus having means for uniting a fluent hardenable material to a preformed machine wearing surface either to renew an old surface, or to form a new product.

SEE OR SEARCH CLASS:

188,	Brakes, subclasses 255+ for a cast-metal brake matrix.

88	.. Including adjustable feature or preform centering means:

This subclass is indented under subclass 87. Apparatus having means (1) to adjust the size or configuration of the product of (2) to center the preform relative to the molding area.

SEE OR SEARCH THIS CLASS, SUBCLASS:

155+,

for container type molding device having adjustable feature.

89	. Pipe bell uniting to male end of pipe:

This subclass is indented under subclass 83. Apparatus having means for joining the bell portion of a pipe to the spigot section of another pipe.

(1) Note. Classes 285, Pipe Joints or Couplings and 403, Joints and Connections will take a mold or portion thereof disclosed as forming a joint and remaining a part of the joint. Class 249, Static Molds, will take a mold or portion thereof disclosed as forming a joint but is removed from the joint after use. In the case of dual disclosure, i.e., the mold may remain with or be removed from Class 285 is considered residual.

SEE OR SEARCH CLASS:

277,	Seal for a Joint or Juncture, for a generic sealing means or process, subclasses 602+ for a static, contact seal intended for use on a pipe, conduit, or cable.
285,	Pipe Joints or Couplings, subclasses 285.1+ for a formed molded joint.
403,	Joints and Connections, subclasses 265+ for two members connected by a molded joint.

90	. Mold supported by and girdles preform:

This subclass is indented under subclass 83. Apparatus wherein the molding apparatus completely surrounds and is supported by the outer periphery of a preform, e.g., pipe or rod to (1) coat the preform, or (2) unite two preforms in abutting relation.

(1) Note. The preform must pass through the mold cavity.

(2) Note. See search notes under subclass 89 for additional search.

SEE OR SEARCH THIS CLASS, SUBCLASS:

1,	for molding apparatus for coating piles in situ.

91	. Including means other than mold surface to support preform:

This subclass is indented under subclass 83. Apparatus having means other than the mold (or core) surface for supporting the preform during the molding operation.

(1) Note. A mere clamp, i.e., a device integral with or abutting a molding surfacing which aids in supporting the preform, is not considered to be "other" support means.

(2) Note. A separate and distinct means employed to support a preform in a particular location within the mold cavity where said means becomes a part of the molded product is considered to be within the scope of the expression "other" and is classified herein, e.g., pins for mounting diamonds for forming a saw having diamond teeth.

92	.. Food product:

	This subclass is indented under subclass 91. Apparatus wherein an edible product is produced.

93	.. Means located outside mold cavity:

	This subclass is indented under subclass 91. Apparatus having preform support means located outside of the mold cavity.

94	... Preform also supported by hole or recess in mold wall:

	This subclass is indented under subclass 93. Apparatus wherein the preform is supported by a hole or recess in the mold wall in addition to the preform support means located outside of the mold cavity.

95	. Split mold clamps and supports preform:

This subclass is indented under subclass 83. Apparatus wherein the preform is supported in uniting relationship with the molding material by the clamping relation of the parts of split mold.

(1) Note. Both clamping elements of the mold must have a molding surface to be classified herein.

96	. Preform supported by hole or recess in mold wall or surface:

	This subclass is indented under subclass 83. Apparatus wherein the preform is held in place or supported in the mold cavity by a hole or recess in the mold wall.

97	.. Hole extends through mold wall:

	This subclass is indented under subclass 96. Apparatus wherein the hole which supports the preform extends through the mold wall.

98	FORMING PRODUCT HAVING JOINT OR COUPLING:

This subclass is indented under the class definition. Molding apparatus having means to form a portion on the face of the product shaped to interconnect with a face portion of a conforming and mating shape in another like product to form a joint.

SEE OR SEARCH THIS CLASS, SUBCLASS:

9,	for molding apparatus for forming an expansion joint in a road, pacement or curb.

SEE OR SEARCH CLASS:

52,	Static Structures (e.g., Buildings), subclasses 519+ for formed building structures having interfitted facings.
425,	Plastic Article or Earthenware Shaping or Treating: Apparatus, subclass 108 for molding apparatus arranged for rod end to rod end splicing or joining.

99	. Lapped interfitted facing, alternating reversing identical facing, or keyways:

This subclass is indented under subclass 98. Apparatus having means to form a product having a facing with (1) opposite surfaces of the edge portions adapted to contact a like product in overlapping relationship, (2) identical facings in an alternating reversing relationship, or (3) the facings having keyways.

SEE OR SEARCH CLASS:

52,	Static Structures (e.g., Buildings), subclasses 519+ , 574, 575, and 578+ for modules made by molding apparatus of the above type.

100	.. Tubular facing connected end to end, e.g., bell or spigot, etc.:

This subclass is indented under subclass 99. Apparatus having means for forming joint connecting structure on a tubular product.

SEE OR SEARCH CLASS:

285,	Pipe Joints or Couplings, subclasses 328+ for pipe joints or couplings with particular interface.

101	. Tongue and groove on same product:

This subclass is indented under subclass 98. Apparatus having means for forming a tongue on one edge of the product and a groove on the other edge of the product.

SEE OR SEARCH CLASS:

52,	Static Structures (e.g., Buildings), subclass 539 for a formed building structure having a tongue and groove.

102	PROVIDING SUBSTITUTION OF ALTERNATIVELY USED PARTS:

This subclass is indented under the class definition. Molding apparatus utilizing interchangeable parts to produce a different product or a different sized product, the number of parts in use being constant.

SEE OR SEARCH THIS CLASS, SUBCLASS:

155+,

(especially 156) for molds constructed to be adjusted to form products of varying size and shape. Note - subclass 156 differs from this subclass in that in subclass 156 the size of the product is adjusted by adding or subtracting the number of mold surfaces, whereas in subclass 102 one part is substituted for another.

SEE OR SEARCH CLASS:

425,	Plastic Article or Earthenware Shaping or Treating: Apparatus, subclass 182 for a molding machine combined with apparatus assembly or dismantling means or with an idle part.

103	. Part having intelligence:

This subclass is indented under subclass 102. Apparatus wherein the interchangeable part includes means to imprint information on the product.

SEE OR SEARCH CLASS:

101,	Printing, subclasses 401.1+ for formed printing blanks and processes for making the same.
199,	Type Casting, appropriate subclasses, for molding apparatus of the machine type for forming type.

104	. Part having intaglio or cameo effect:

This subclass is indented under subclass 102. Apparatus wherein the interchangeable part produces a decorative effect on the product, the effect being either intaglio, cameo or a combination of both.

SEE OR SEARCH THIS CLASS, SUBCLASS:

16,	and 140, for molds for forming a barrier having simulated plural modules, and a module having spaced decorative intaglio or cameo areas, respectively.
103,	for a molding part having intelligence.

105	INCLUDING STATIC FILLING MEANS IN CONTACT WITH MOLD CAVITY:

This subclass is indented under the class definition. Molding apparatus having filling means connected with the cavity of the molding apparatus which aids in the distribution of the moldable material (1) as it is fed into the mold cavity or, (2) provides a static head for feeding said material into the mold cavity to compensate for the volume change of the product upon cooling.

(1) Note. A tapered flow-path member comprising a funnel or material guide is considered a filling means even though the taper be slight.

(2) Note. The static filling means may be integral with the mold.

SEE OR SEARCH CLASS:

141,	Fluent Material Handling, With Receiver or Receiver Coacting Means, subclasses 311+ for filling means having a coacting receiver, other than a molding apparatus.
425,	Plastic Article or Earthenware Shaping or Treating: Apparatus, subclasses 447+ for a molding machine including a shaping surface and means feeding fluent stock thereto; see the collection of notes thereunder.

106	. Sink head or hot top:

This subclass is indented under subclass 105. Apparatus wherein the filling means includes means defining a reservoir for molten material enabling the material to flow into the mold cavity during solidification of the material in said cavity, thereby compensating for the liquid-to-solid contraction of the product; said filling means also functioning as a gravitational separator by collecting the impurities in the product.

SEE OR SEARCH THIS CLASS, SUBCLASS:

79+,	for molding apparatus of this type having heating or cooling means.
82,	for molding apparatus having means other than a fluid head to compensate for the change in volume of either the product or the mold during the molding operation.
134,	for molding apparatus wherein expansion or contraction is compensated for by the material from which said apparatus is constructed.

107	. Means includes single material inlet communicating with plural feed passages leading to single cavity:

	This subclass is indented under subclass 105. Apparatus having plural material feed lines leading from a single inlet to a single molding cavity.

108	. Means is separable funnel or hopper:

This subclass is indented under subclass 105. Apparatus having a separable fluid supporting and guiding, gravity discharge means, which generally speaking has an inlet of greater extent than its outlet, e.g., a funnel is intended to receive an unconfined flow, and its outlet is to be inserted into or attached to the mold cavity inlet.

SEE OR SEARCH CLASS:

141,	Fluent Material Handling, With Receiver or Receiver Coacting Means, subclass 331 for funnel type filling means coacting with a receiver other than a molding apparatus.

109	. Having inlet to cavity at or near bottom of cavity:

	This subclass is indented under subclass 105. Apparatus wherein the filling means includes an opening at or near the bottom of the molding cavity for the introduction of the moldable material.

110	. Means include single material inlet communicating with plural cavities:

This subclass is indented under subclass 105. Apparatus wherein the filling means comprises a single inlet communicating with plural molding cavities.

SEE OR SEARCH THIS CLASS, SUBCLASS:

119+,

for container-type molds for forming plural articles.

111	INCLUDING SOLID HEAT CONDUCTOR OR INSULATOR, I.E., CHILL OR INSULATOR:

	This subclass is indented under the class definition. Molding apparatus wherein a disparate portion of the molding apparatus conducts heat away from, or blocks heat transfer from, a portion of the molten material to obtain differential cooling of the product.

112	INCLUDING REMOVABLE OR MOVABLE LINER:

This subclass is indented under the class definition. Molding apparatus wherein a removable or movable means is provided to cover at least a major portion of the molding surface of the apparatus.

SEE OR SEARCH CLASS:

425,	Plastic Article or Earthenware Shaping or Treating: Apparatus subclass 89 for a molding machine having a molding cavity and web or sheet type parting means therein.

113	. Foraminous:

This subclass is indented under subclass 112. Apparatus having a liner with plural foramina.

(1) Note. In most instances the molding apparatus is also foraminous.

SEE OR SEARCH THIS CLASS, SUBCLASS:

141,	for a container type foraminous molding device.

SEE OR SEARCH CLASS:

162,	Paper Making and Fiber Liberation, appropriate subclasses, for machine type molding apparatus of this type.

114.1

Including coating or adherent layer:

This subclass is indented under the class definition. Molding apparatus wherein the molding apparatus is provided with a coating, or adherent layer on molding surface.

SEE OR SEARCH THIS CLASS, SUBCLASS:

80,	for molding apparatus having plural layers combined with heating or cooling means.

SEE OR SEARCH CLASS:

106,	Compositions: Coating or Plastic, subclasses 38.2+ for molds and mold coatings defined in terms of composition only.
199,	Type Casting, subclasses 57 and 58 for type casting mold liners and modified liners.
425,	Plastic Article or Earthenware Shaping or Treating: Apparatus, subclass 90 for a molding apparatus combined with means to apply a coating (e.g., parting, etc.), material to the material being worked or to a shaping means or tool.
427,	Coating Processes, subclasses 133+ for processes of coating a mold.
428,	Stock Material or Miscellaneous Articles, subclasses 411+ for a stock material in the form of a composite web or sheet characterized solely by the compositions of the layers and which may be disclosed as a mold.

115	. Parting layer:

This subclass is indented under subclass 114. Apparatus provided with a layer, of or lined with, an anti-stick material.

SEE OR SEARCH CLASS:

65,	Glass Manufacturing, subclass 26 for a process of working and treating glass combined with the step of applying a parting material or lubricant.
106,	Compositions: Coating or Plastic, subclass 2 for a coating or plastic composition specially designed for use in the prevention of the adherence of a coating material to a surface.
264,	Plastic and Nonmetallic Article Shaping or Treating: Processes, subclass 338 for process shaping utilizing a coating or lining.

116	. Super-imposed metal layers:

This subclass is indented under subclass 114.1. Apparatus composed of plural contiguous metal layers.

SEE OR SEARCH THIS CLASS, SUBCLASS:

201,	for a sink head or hot top, per se, having an internal diverse, perimetric layer.

SEE OR SEARCH CLASS:

428,	Stock Material or Miscellaneous Articles, subclasses 615+ for a mold defined solely by plural metal layers or parts.

117	CONTAINER-TYPE MOLDING DEVICE:

This subclass is indented under the class definition. A mold under Sections I, II, IV and V of the class definition.

SEE OR SEARCH CLASS:

199,	Type Casting, subclasses 55+ and 91+ for molds for casting type.

118	. Plural molds having common means to actuate a part of each mold:

This subclass is indented under subclass 117. Apparatus comprising plural molds with a common means to move a molding surface of each mold.

SEE OR SEARCH THIS CLASS, SUBCLASS:

63,	for mold with means to remove core.
161+,	for means to move a section of a container-type mold having plural sections.

119	. Plural article forming mold, or molds with community feature:

This subclass is indented under subclass 117. Apparatus comprising (1) a single mold having plural product forming cavities, or (2) plural molds with a community feature.

SEE OR SEARCH CLASS:

199,	Type Casting, subclass 48 for a type casting multiple mold.
264,	Plastic and Nonmetallic Article Shaping or Treating: Processes, subclass 297.1 for processes of forming plural articles.

120	.. Including support, stand, or rack:

This subclass is indented under subclass 119. Apparatus having a means that sustains the weight of the molding apparatus, or otherwise holds, or steadies it against the pull of gravity.

(1) Note. A support which merely maintains mold parts, or elements, in operative relation is not subject matter for this subclass. The molding apparatus must be capable of a molding function independent of the support means.

SEE OR SEARCH THIS CLASS, SUBCLASS:

139,	for a container type molding apparatus having a separate and distinct support.

121	.. Including lid:

This subclass is indented under subclass 119. Apparatus having means for closing a mold cavity.

(1) Note. Patents are classified herein even if the disclosure states the cover acts as a press-member when the material rises and contacts it; see Lines With Other Classes, Dynamic Molding Apparatus, etc., b. of the class definition.

SEE OR SEARCH CLASS:

220,	Receptacles, subclasses 200+ for receptacle closures.

122	.. Including core:

This subclass is indented under subclass 119. Apparatus having one or more cores.

SEE OR SEARCH THIS CLASS, SUBCLASS:

142,	for container type molding apparatus having an inner removable core to form a recess or opening in the molded product.

123	... Common to plural mold cavities:

	This subclass is indented under subclass 122. Apparatus comprising plural cavities sharing a single core which makes openings in plural products.

124	... Removably connected to mold surface:

This subclass is indented under subclass 122. Apparatus wherein the core is connected to a mold surface by a fastening means and is capable of being disconnected from the mold surface.

SEE OR SEARCH THIS CLASS, SUBCLASS:

142,	for molds having a removable core for forming single product.

125	... Integral with removable mold surface or forming partition:

	This subclass is indented under subclass 122. Apparatus wherein the core is permanently connected with a removal mold surface, or the core (or a major part thereof) is a removable partition.

126	.. Vertically stacked mold:

This subclass is indented under subclass 119. Apparatus composed of a series of vertically stacked molds, or of compartments in a mold arranged one over the other.

SEE OR SEARCH CLASS:

220,	Receptacles, subclass 23.6 for metallic receptacles with stacking feature.

127	.. Mold or mold part of flexible material to facilitate product removal:

This subclass is indented under subclass 119. Apparatus wherein the mold, or a mold part is made of flexible material.

SEE OR SEARCH THIS CLASS, SUBCLASS:

66.1,	for molding apparatus with means for removing product from mold.
183,	for core made of resilient material capable of flexure to aid removal of core from product.

128	... Removable partition:

This subclass is indented under subclass 127. Apparatus wherein a flexible mold partition is removable.

SEE OR SEARCH THIS CLASS, SUBCLASS:

69+,	for tray-like mold including grid having removal partition and means to apply force to removal or release product.

129	.. Having unitary partition common to and defining plural mold cavities:

	This subclass is indented under subclass 119. Apparatus wherein a one-piece partition divides a molding cavity into plural molding cavities.

130	... Partition includes means providing communication between cavities:

	This subclass is indented under subclass 129. Apparatus wherein the partition has means allowing the moldable material to flow from one cavity to another.

131	... Partition removable without mold disassembly:

This subclass is indented under subclass 129. Apparatus wherein a partition which forms the molding cavities is readily removed without taking the molding apparatus entirely apart.

SEE OR SEARCH THIS CLASS, SUBCLASS:

121,	for a removable partition integral with a cover.

132	... Intersecting partitions:

	This subclass is indented under subclass 129. Apparatus wherein at least two partitions intersect one another.

133	.. Constructed to include an ambient air space:

This subclass is indented under subclass 119. Apparatus constructed to allow a heat exchange between and around molding cavities.

SEE OR SEARCH THIS CLASS, SUBCLASS:

79+,	for molding apparatus having means to confine the heat exchange medium.
111+,	for a molding apparatus having a heat conductor or insulator.

134	. Of named component:

This subclass is indented under subclass 117. Significant mold structure composed of a named material.

(1) Note. To be classified herein as an original the material must be recited in the claim.

SEE OR SEARCH THIS CLASS, SUBCLASS:

80,	for molding apparatus made of particular material having heating or cooling means.

SEE OR SEARCH CLASS:

106,	Compositions: Coating or Plastic, subclasses 38.2+ for a mold claimed solely in terms of the composition and for mold coating compositions. See section Lines With Other Classes, Molds Per Se, Molds Defined by Material Only, under class definition of this class for an additional field of search.
264,	Plastic and Nonmetallic Article Shaping or Treating: Processes, subclass 337 for process of shaping utilizing particular mold material.

	This subclass is indented under subclass 134. Apparatus composed of a named metal.

136	. Mold bottom movable through upstanding mold walls to aid product removal:

This subclass is indented under subclass 117. Apparatus wherein the molding cavity comprises a bottom capable of being moved up through mold walls to the top of a mold to facilitate removal of the product.

SEE OR SEARCH THIS CLASS, SUBCLASS:

74+,	for molding apparatus with positive product removal means including means to move mold bottom through upstanding mold walls.

SEE OR SEARCH CLASS:

199,	Type Casting, subclass 92 for mold having one side movable to eject product.

137	. Having means enabling rotation of molding device, e.g., rocker, pivot, etc.:

This subclass is indented under subclass 117. Apparatus having means permitting rotary movement of the molding apparatus to facilitate product removal, charging of the mold, etc.

(1) Note. Included herein is a mold, per se, disclosed for use in a centrifugal casting combination. See "Search Class" notes listed below for the combination of a mold with means to rotate the mold (or other perfecting features) for centrifugal casting.

SEE OR SEARCH THIS CLASS, SUBCLASS:

66.1,	for mold having positive means to remove product from the mold.
139,	for container-type mold having a separate and distinct support.

SEE OR SEARCH CLASS:

65,	Glass Manufacturing, subclass 302 for a mold with means to rotate mold for the casting of glass centrifugally.
162,	Paper Making and Fiber Liberation, subclass 384 for apparatus for forming pulp centrifugally.
164,	Metal Founding, subclasses 114+ for centrifugal metal casting processes and subclasses 286+ for corresponding apparatus.
264,	Plastic and Nonmetallic Article Shaping or Treating: Processes, subclass 311 for process of centrifugal casting; see the search notes thereunder.
425,	Plastic Article or Earthenware Shaping or Treating: Apparatus, subclasses 425+ for utilization of female mold motion to distribute stock.

138	.. Forming stereotype:

	This subclass is indented under subclass 137. Apparatus for forming stereotype used in printing.

139	. Including means securing molding device to detachable, separate and distinct support:

This subclass is indented under subclass 117. Apparatus wherein the mold is secured by gravity or a fastening means to a separate and distinct support means.

(1) Note. A support which merely maintains the molding apparatus in operative relation is not subject matter for this subclass. The mold must be capable of carrying out the molding operation independent of the support.

SEE OR SEARCH THIS CLASS, SUBCLASS:

120,	for plural article forming mold having a distinct support, or plural molds having a common support.
137,	for a container-type molding apparatus having support means enabling rotation or inversion of the mold.

140	. Forming module having spaced intaglio or cameo areas on major face of module:

This subclass is indented under subclass 117. Apparatus for forming a module having spaced intaglio or cameo (or both) areas for decorative or functional purposes.

(1) Note. The "major face" is that portion of the module that is capable of being viewed when the module is placed in its operative position, e.g., in a wall.

141	. Including auxiliary port for transmission of fluid, i.e., vent or drain:

This subclass is indented under subclass 117. Apparatus having an auxiliary port(s) - (vent or drain), in addition to the material inlet, in communication with the mold cavity to allow transmission of fluid.

SEE OR SEARCH THIS CLASS, SUBCLASS:

113,	for molding apparatus having an auxiliary port(s) and a removably foraminous liner.

142	. And an inner removable core to form recess or opening:

This subclass is indented under subclass 117. Apparatus having a core located within the confines of mold cavity and capable of being separated therefrom.

SEE OR SEARCH THIS CLASS, SUBCLASS:

124,	for plural article forming molding apparatus having a core removably connected to a mold surface.

SEE OR SEARCH CLASS:

425,	Plastic Article or Earthenware Shaping or Treating: Apparatus, subclass 414 for a press shaping couple in a molding machine having means to insert or remove a core.

143	.. Fence post:

This subclass is indented under subclass 142. Apparatus for forming fence posts having openings.

SEE OR SEARCH CLASS:

256,	Fences, appropriate subclasses for fence posts.

144	.. Having inner and outer shells forming conduit-type product, receptacle-type product, or module:

This subclass is indented under subclass 142. Apparatus comprising over-lapping inner and outer shells, the inner shell being a removable core for forming a recess in the product, the recess being in the nature of a through-passage for forming conduits, or hollow building structures of the module type, or a material retaining recess for forming receptacles.

(1) Note. To constitute a removable element of the mold, the element must be detachable from the mold and shape only an internal surface of the finished product.

SEE OR SEARCH CLASS:

52,	Static Structures (e.g., Buildings), appropriate subclasses for formed products of the type formed by the molds of this and indented subclasses.

145	... Plural intersecting cores to produce product having intersecting passages:

	This subclass is indented under subclass 144. Apparatus having plural removable cores which intersect to form intersecting passage in the product.

146	... Including non-molding means engaging internal portion of core to retain core spaced throughout its length:

	This subclass is indented under subclass 144. Apparatus wherein the outer shell or mold surface and the core are held in spaced relation by a nonmolding element which engages an internal portion of the core and does not come in direct contact with the molding material.

147	.... Means is secured to core and engagable with a keeper opening in a wall of the molding device:

	This subclass is indented under subclass 146. Apparatus including a fastening means (e.g., a rod or bayonet type projection) which, while retaining the core, is inserted through a hole in the surface of an outer mold wall and is interlocked to the outer mold wall by a rotating or reciprocating motion.

148	.... Means is exterior of and spanning molding space, e.g., tie bar, etc.:

	This subclass is indented under subclass 146. Apparatus wherein a fastening means extends between the core and the outer mold wall and is located above the moldable material.

149	..... Core spaced from bottom of mold cavity:

	This subclass is indented under subclass 148. Apparatus wherein the core is suspended above the bottom of the mold cavity by the fastening means.

150	... Inherently resilient core frictionally retained in position by its expansive or contractive force:

This subclass is indented under subclass 144. Apparatus wherein the expansive or contractive nature of the core retains it frictionally in engagement with the other mold part.

SEE OR SEARCH CLASS:

285,	Pipe Joints or Couplings, subclass 345 for a packed pipe joint providing frictional retention of a male element upon coupling; see the search notes thereunder.

151	... Core slidably removably engaging a hole in the wall of the molding device:

	This subclass is indented under subclass 144. Apparatus wherein the core can be slidably removed through a hole in the outer mold wall and is retained in its molding position by coacting with the hole.

152	... And means to expand or contract shell or core:

This subclass is indented under subclass 144. Apparatus having means to expand or contract the outer mold shell and/or core for purposes of producing a different sized product, or for separating the mold parts to facilitate product removal.

SEE OR SEARCH CLASS:

285,	Pipe Joints or Couplings, subclass 338 for a packed pipe joint including a radially expansible packing carried by a male member; see the search notes thereunder.

153	.... By bending or flexing molding face:

	This subclass is indented under subclass 152. Apparatus having means to expand or contract the outer mold shell and/or core by a bending or flexing of the face of the mold area of the same.

154	. Having opposed complementary arcuate surfaces with terminating end wall to form semi-cylinder:

	This subclass is indented under subclass 117. Apparatus having opposed, parallel-spaced panels of arcuate shape and end walls, for producing a product of the semi-cylindrical type.

155	. Adjustable, forming different size or shaped product:

This subclass is indented under subclass 117. Apparatus wherein the mold is constructed in such a manner that it may be utilized to form products of different dimensions or shapes.

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102+,

for mold apparatus including alternatively used parts to form different products or products varying in size or shape.

156	.. By change of number of mold surfaces

This subclass is indented under subclass 155. Apparatus having a plurality of molding surfaces, which are either added to, or removed from the mold to vary the product shape or size.

(1) Note. See note under subclass 102 for the line between subclass 102 and this subclass.

157	.. By overlapping molding surfaces:

	This subclass is indented under subclass 155. Apparatus having contiguous molding surfaces overlapping each other by a sliding motion to increase, or decrease the total molding surface.

158	.. By mold wall movable transversely between walls of mold:

This subclass is indented under subclass 155. Apparatus having a transverse mold surface movably mounted between mold walls.

SEE OR SEARCH THIS CLASS, SUBCLASS:

136,	for mold having a bottom movable through upstanding mold walls.

159	.. By means adjusting angular displacement of adjoining mold walls:

	This subclass is indented under subclass 155. Apparatus wherein the angle between two separate but adjacent mold surfaces may be varied.

160	. Having plural mold sections:

This subclass is indented under subclass 117. Apparatus having plural molding sections capable of separation or relative movement.

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199,	Type Casting, subclass 94 for type casting mold having two parts.

161	.. With means to move section:

This subclass is indented under subclass 160. Apparatus having means to move mold sections to and from their operative relation.

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63+,	for a mold and core with means to remove core.
74+,	for a mold having means to move a mold bottom through upstanding mold walls to facilitate product removal.
118,	for plural molds having common means to actuate a part of each mold.
162,	for a mold having means for moving opposed sections simultaneously toward and away from each other.

162	... Means moves opposed sections simultaneously toward and away from each other:

	This subclass is indented under subclass 161. Apparatus having means to move at least two walls simultaneously toward and away from each other.

163	.. Removable means to maintain assembled, i.e., knockdown:

	This subclass is indented under subclass 160. Apparatus having means for securing the mold parts in an assembled relationship, and being separable from the mold parts.

164	... Peripherally encircling means:

	This subclass is indented under subclass 163. Apparatus wherein the removable assembly securing means consist of an encircling band or clamp means surrounding the plural mold sections.

165	... Wedge, pin, or bolt means:

	This subclass is indented under subclass 163. Apparatus wherein the removable assembly securing means consist of a wedge, pin or bolt type means either engaging apertures in the mold parts, or biasing one mold surface against another to maintain their operative relation by friction.

166	.... Including locking means to prevent removal of wedge, bolt, or pin, e.g., nut, etc.:

	This subclass is indented under subclass 165. Apparatus wherein the removable assembly securing means is held in position against removal by a fastening (locking) means.

167	... Means include permanently associated movable element, e.g., clamp:

	This subclass is indented under subclass 163. Apparatus wherein the removable assembly securing means consists or two or more permanently movable elements.

168	.. Each with fastening means:

	This subclass is indented under subclass 160. Apparatus wherein the mold sections (1) interlock with one another, or (2) each section carries a permanently associated fastening means which coacts to maintain the sections in assembled relationship.

169	... Movably secured to section:

	This subclass is indented under subclass 168. Apparatus wherein the fastening means is movable relative to the mold section to which it is mounted.

170	.. Hinged sections:

	This subclass is indented under subclass 160. Apparatus wherein the plural mold sections are hingedly connected for relative movement and permanent association.

171	... Plural section hinged to common section:

	This subclass is indented under subclass 170. Apparatus having at least two mold sections hingedly connected to a common section.

172	.... Bottom section:

	This subclass is indented under subclass 171. Apparatus wherein the common section constitutes the bottom section of the mold.

173	. Longitudinally split, resilient cylindrical mold having means to maintain in a contracted position:

This subclass is indented under subclass 117. Apparatus comprising a longitudinally split, resilient cylinder having means to maintain the cylinder in a contracted molding position.

SEE OR SEARCH THIS CLASS, SUBCLASS:

178+,

for core composed of resilient material having means to expand or contract the core by bending or flexing.

SEE OR SEARCH CLASS:

24,	Buckles, Buttons, Clasps, etc., subclasses 19+ for hose-clamp type structures; see the search notes thereunder.

174	. Forming ingot:

This subclass is indented under subclass 117. Apparatus comprising a one-piece mold for forming stock material into convenient commercial shape.

SEE OR SEARCH CLASS:

428,	Stock Material or Miscellaneous Articles, subclass 585 for a metal intermediate article tapered at both ends.

175	CORE (INTERNAL MOLD):

This subclass is indented under the class definition. Apparatus, section C.

(1) Note. This and indented subclasses do not take means functioning to support a preform, for preform uniting even though said means inherently functions to obtain a shaped surface in the product, unless the patentee intends that the means be so used.

(2) Note. A core is differentiated from a plunger in that it is static, whereas a plunger is dynamic during the molding operation; e.g., both the core and plunger are used to make a hollow casting, but movement of the plunger forms the hollow portion of the product, whereas the core remains static to form the hollow portion.

SEE OR SEARCH THIS CLASS, SUBCLASS:

63,	for mold with core and means to remove core.
122+,	for plural article forming mold(s) having core(s).
142+,	for container type mold having a removable core.
216+,	for tie rod having shaping means and its adjuncts.

SEE OR SEARCH CLASS:

65,	Glass Manufacturing, subclass 362 for a dynamic shaping plunger, per se.
156,	Adhesive Bonding and Miscellaneous Chemical Manufacture, subclasses 414+ for tire body building drums, per se, disclosed for use in assembling and adhesively bonding of tire lamina.
164,	Metal Founding, subclasses 365+ and 369+ for sand cores.
405,	Hydraulic and Earth Engineering, appropriate subclasses for molding surfaces used as cores that become a permanent part of the product.

176	. Plural spaced cores having community feature:

	This subclass is indented under subclass 175. Apparatus comprising plural separate cores with some feature tying the cores into an operative relation.

177	. Including means for attaching core to a support:

	This subclass is indented under subclass 175. Apparatus having means to attach the core to a support, the support may be a molding surface.

178	. Including means to expand or contract core:

This subclass is indented under subclass 175. Apparatus having means, other than a mere clamping means, which is actuated to cause the molding surface of the core to expand or contract, to move the same to or from its operative position and facilitate its removal from the molded product.

SEE OR SEARCH THIS CLASS, SUBCLASS:

150,	for molding apparatus with expandable or contractable core which is retained in position by its expansive or contractive force.
152+,	for molding apparatus with core having means to expand or contract shell and/or core.

179	.. Means bends or flexes molding face of core:

This subclass is indented under subclass 178. Apparatus wherein the actuation of the mechanical means distorts the molding face of the core.

SEE OR SEARCH THIS CLASS, SUBCLASS:

153,	for molding apparatus with a core having means to bend or flex molding face to core.

180	.. Means simultaneously moves plural molding sections of core:

	This subclass is indented under subclass 178. Apparatus wherein the mechanical means moves two or more molding faces of the core simultaneously to and from their operative position.

181	... Rotary means:

This subclass is indented under subclass 180. Apparatus wherein the mechanical actuating means is a rotary movement mechanism.

SEE OR SEARCH THIS CLASS, SUBCLASS:

182,	for movement of a single core section by a rotary movement means.

182	.. Rotary means, e.g., turnbuckle, etc.:

This subclass is indented under subclass 178. Apparatus wherein the core molding surface is expanded or contracted by a rotary moving means.

SEE OR SEARCH THIS CLASS, SUBCLASS:

181,	for rotary moving means effecting simultaneous moving a plural core molding surfaces.

183	. Of resilient material capable of flexure to aid removal of core from product:

This subclass is indented under subclass 175. Apparatus wherein the core is composed in part or whole of elastic material whereby it may b easily removed from the product.

SEE OR SEARCH THIS CLASS, SUBCLASS:

65,	for flexible cores which are inflatable.
127+,	for plural article forming mold, or molds with community feature wherein the mold or mold part is composed of flexible material.
179+,	for core with resilient or flexible molding surface combined with means to expand or contract the same.

184	. Of plural sections:

	This subclass is indented under subclass 175. Apparatus wherein the core is composed of plural sections providing molding faces.

185	.. Hinged sections:

This subclass is indented under subclass 184. Apparatus wherein the core sections are connected by a hinge.

SEE OR SEARCH THIS CLASS, SUBCLASS:

170+,

for container type mold having plural mold sections connected by a hinge.

186	.. Including frictionally secured means:

	This subclass is indented under subclass 184. Apparatus wherein the plural core sections are held in their operative assembly by friction means and are collapsible upon removal of the friction means.

187.1

MOLD ELEMENT:

This subclass is indented under the class definition. Apparatus under section I, A - F, of the class definition which imparts a desired shape to a product.

SEE OR SEARCH CLASS:

164,	Metal Founding, subclasses 352+ for a chill in a sand mold and subclasses 371+ for a chill disclosed for use in a sand mold.

188	. In situ construction engineering or building type:

This subclass is indented under subclass 187.1. Apparatus used for forming an in situ construction engineering or building type product.

SEE OR SEARCH CLASS:

425,	Plastic Article or Earthenware Shaping or Treating: Apparatus, subclass 470 for a casting surface of the plastering or gunite type.

189	.. Form panel:

This subclass is indented under subclass 188. Apparatus comprising a form panel or aligned plural panels connected by a fastening means.

SEE OR SEARCH THIS CLASS, SUBCLASS:

33,	for opposed spaced panels for forming a wall.

190	... Including tie rod or means for positioning tie rod:

This subclass is indented under subclass 189. Apparatus having a tie rod, or means on, or in the panel for positioning the tie rod.

SEE OR SEARCH THIS CLASS, SUBCLASS:

40+,	for opposed spaced panels and a tie rod extending between and through panel.

SEE OR SEARCH CLASS:

52,	Static Structures (e.g., Buildings), subclass 699 for anchor or tie means which remain embedded in product and has a feature engaging a form.

191	.... Including means to connect plural panel sections also mount tie rod:

This subclass is indented under subclass 190. Apparatus having means coacting with and mounting the tie rod to secure panel sections together.

SEE OR SEARCH THIS CLASS, SUBCLASS:

45,	for molding device opposed spaced panels having this same feature.

192	... Including means to connect abutting panel sections:

This subclass is indented under subclass 189. Apparatus having means to connect the panel section in abutting relation.

SEE OR SEARCH THIS CLASS, SUBCLASS:

6,	for road or sidewalk form combined with means to fix the form to the ground and having means to align the forms.

193	.... Consisting of shaping and retaining means disposed between sections:

	This subclass is indented under subclass 192. Apparatus wherein the means connecting the panel sections is disposed between the panel section and functions as a support and a molding surface.

194	.... Angularly arranged panel sections:

	This subclass is indented under subclass 192. Apparatus wherein the panels are connected in a manner other than a straight line.

195	.... Pivoted means on one section engaging projection or recess of other section:

This subclass is indented under subclass 192. Apparatus wherein a pivoted member located on one panel section engages a projection or recess in the other panel section.

(1) Note. Examples of the member are: Latch, Clamp, etc.

196	.... Means reciprocably engages apertures in each panel section:

This subclass is indented under subclass 192. Apparatus wherein the connecting means reciprocably engages apertures in each panel section.

(1) Note. Examples of the connecting means are: wedge, pin, bolt, etc.

197	. Sink head or hot top:

This subclass is indented under subclass 187.1. Apparatus comprising means providing a reservoir of material to be fed into the mold.

SEE OR SEARCH THIS CLASS, SUBCLASS:

106,	for combination of a mold and a sink head or hot top.

SEE OR SEARCH CLASS:

106,	Compositions: Coating or Plastic, subclasses 38.2+ for sink head or hot tops defined in terms of composition only.
141,	Fluent Material Handling, With Receiver or Receiver Coacting Means, subclass 392 for fluent material filling heads.
210,	Liquid Purification or Separation, subclasses 513+ for gravitational separators.

198	.. Including means permitting change in relative position of sink head or hot top on mold:

	This subclass is indented under subclass 197. Apparatus having means to adjust the position of the sink head or hot top relative to the mold.

199	.. Including means reflecting heat to surface of melt:

	This subclass is indented under subclass 197. Apparatus having means to reflect the heat of the melt back upon the surface of the melt.

200	.. Hollow for confining a heat producing or heat retaining medium:

This subclass is indented under subclass 197. Apparatus wherein the hot top is constructed with a chamber for confining a heat producing or heat insulating medium.

SEE OR SEARCH THIS CLASS, SUBCLASS:

79,	for mold including means within mold surface to confine a heat exchange medium.

201	.. Including internal, diverse, perimetric layer:

This subclass is indented under subclass 197. Apparatus wherein the sink head or hot top is composed of plural layers of different material, one of the layers providing an inner lining for the other.

SEE OR SEARCH THIS CLASS, SUBCLASS:

61+,	for molding apparatus having a layer which is destroyed.
112+,	and 114.1, for molding apparatus having plural layers.
134+,	for a mold composed of a named material.

SEE OR SEARCH CLASS:

138,	Pipes and Tubular Conduits, subclasses 140+ for pipe or tubular conduit composed of distinct layers.
164,	Metal Founding, subclasses 359+ for a sand mold having means to compensate for shrinkage. Class 164 provides exothermic hot tops; see also subclasses 53+ for in situ reactive heating processes.

202	.. Adjuncts:

This subclass is indented under subclass 197. Apparatus comprising means used with a sink heat or hot top performing a function other than shaping.

(1) Note. See the Class Definition, References to Other Classes, referencing Products or Compositions disclosed for Use with Molds to Control Heating, for heat producing products used with sink heads or hot tops.

203	. Grid, e.g., ice tray type:

This subclass is indented under subclass 187.1. Apparatus comprising a network of spaced intersecting partitions.

SEE OR SEARCH THIS CLASS, SUBCLASS:

69+,	for the combination of a grid and a tray-like mold with means for applying force to the grid or product.
127+,	and 129+, for plural article forming mold having grid structure.

204	. Closure, e.g., top, stools, etc.:

This subclass is indented under subclass 187.1. Apparatus comprising means to close the molding cavity or a portion thereof.

SEE OR SEARCH CLASS:

220,	Receptacles, subclasses 200+ for closures for metallic receptacles.

205	MISCELLANEOUS MOLD ADJUNCTS:

This subclass is indented under the class definition. Adjuncts, section G.

SEE OR SEARCH CLASS:

164,	Metal Founding, appropriate subclasses for sand mold adjuncts, particularly subclasses 394+ for mold jackets and slip boxes, 397+ for core centering or supporting means, 411 for reinforcement for mold material and 412 for miscellaneous mold adjuncts.

206	. Splash control element:

	This subclass is indented under subclass 205. Apparatus comprising means to control the splash of the molding material in the mold cavity upon its being dispensed in the cavity.

207	. In situ construction engineering or building type:

This subclass is indented under subclass 205. Apparatus comprising nonmolding means for use with an in situ construction engineering or building type mold.

SEE OR SEARCH THIS CLASS, SUBCLASS:

9,	for joint forming adjuncts, per se.

208	.. Curb or step support:

	This subclass is indented under subclass 207. Apparatus comprising means to support a curb or step mold.

209	.. Arch-like centering, e.g., culvert, tunnel, bridge, arch, etc.:

	This subclass is indented under subclass 207. Apparatus comprising molding surface supports for a product having an arch.

210	.. Barrier or sustainer type:

	This subclass is indented under subclass 207. Apparatus comprising means for use with a molding apparatus for forming either a barrier or sustainer, or a barrier with a sustainer.

211	... Including means to attached to flange of beam:

	This subclass is indented under subclass 210. Apparatus comprising means to attach the molding apparatus to the flange of a structural beam.

212	... Adjustable support for dome shaped core:

This subclass is indented under subclass 210. Apparatus comprising adjustable supports for dome-shaped cores.

(1) Note. The dome-shaped cores usually form a floor or ceiling with joists.

213	.. Including tie:

This subclass is indented under subclass 207. Apparatus comprising a structural element for temporarily holding or supporting mold elements inoperative relation.

(1) Note. Class 52 will take ties and anchors which remain embedded in the product and function to hold permanent building structures. Class 249 will take ties which remain embedded in or are removed from the product which function only to hold removable mold parts. In case of a dual disclosure, i.e., the tie functions to hold removable mold parts and is used to secure permanent building structure after the mold parts are removed. Class 52 is considered residual.

SEE OR SEARCH THIS CLASS, SUBCLASS:

33+,	for opposed spaced panels connected by tie means.

SEE OR SEARCH CLASS:

52,	Static Structures (e.g., Buildings), subclasses 698+ for anchors or ties used in building structures.
254,	Implements or Apparatus for Applying Pushing or Pulling Force, appropriate subclasses, particularly subclasses 29 , 104, and 199+ for implements or apparatus which are used to tension a tie rod or wire from which they are separated after the rod or wire is tensioned to the desired amount. Note. Class 254 will only take implements or apparatus which are adapted to tension an element (e.g., wire, rod) from which they are removed after the desired amount of tension is achieved. Class 249 and other appropriate classes (e.g., Class 24, Class 74) will take the combination of a rod or wire and a force multiplying component permanently attached to, or remaining with, the rod or wire when used.
411,	Expanded, Threaded, Driven, Headed, Tool-Deformed, or Locked-Threaded Fastener, appropriate subclasses for general use fasteners which could be used as ties.
428,	Stock Material or Miscellaneous Articles, subclasses 544+ for stock material which is all metal or has adjacent metal components.

214	... Having weakened area to facilitate breaking:

This subclass is indented under subclass 213. Apparatus having a weakened area to facilitate its being broken.

SEE OR SEARCH THIS CLASS, SUBCLASS:

41,	for opposed spaced panels supported by a tie having a weakened area.

SEE OR SEARCH CLASS:

52,	Static Structures (e.g., Buildings), subclasses 98+ for building structures with frangible section or means.

215	... Coiled or twisted wire:

This subclass is indented under subclass 213. Apparatus comprising twisted or coil wire located within the molding material.

SEE OR SEARCH CLASS:

52,	Static Structures (e.g., Buildings), subclasses 712+ for sheet or wire ties.

216	... Having means to maintain panels spaced apart:

This subclass is indented under subclass 213. Apparatus having means to maintain mold elements in a spaced relation.

SEE OR SEARCH CLASS:

52,	Static Structures (e.g., Buildings), subclasses 699+ for a tie having feature engaging form.

217	.... Having means to maintain panels spaced apart:

	This subclass is indented under subclass 216. Apparatus wherein the spacing means which is removably mounted on the tie performs a molding function usually for facilitating its removal from the product.

218	.... Sheet metal:

	This subclass is indented under subclass 216. Apparatus wherein the tie is made of sheet metal.

219.1

.. Clamp or bracket, per se:

	This subclass is indented under subclass 207. Apparatus comprising clamp or bracket means for holding or supporting mold parts in an operative relationship.

219.2

... Waler type:

This subclass is indented under subclass 219.1. Clamp or bracket means for holding or tying vales to concrete forms or to other wale elements.

(1) Note. Wales are the horizontal or cross-beam components of the hardback framework that hold together panels comprising the concrete mold form. Often wales are depicted as 2 X 4"s or wooden pieces attached to the panel and/or hardback framework of the concrete form.

SEE OR SEARCH CLASS:

24,	Buckles, Buttons, Clasps, etc., appropriate subclass for clamps.
248,	Supports, appropriate subclass for supports.