Version: 2024.08
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Metal drawing [2021-01] |
B21C 1/00 | Manufacture of metal sheets, metal wire, metal rods, metal tubes by drawing [2013-01] |
B21C 1/003 | . | {Drawing materials of special alloys so far as the composition of the alloy requires or permits special drawing methods or sequences} [2013-01] |
B21C 1/006 | . | {using vibratory energy} [2013-01] |
B21C 1/02 | . | Drawing metal wire or like flexible metallic material by drawing machines or apparatus in which the drawing action is effected by drums [2013-01] |
B21C 1/04 | . . | with two or more dies operating in series [2013-01] |
B21C 1/06 | . . . | in which the material slips on the drums [2013-01] |
B21C 1/08 | . . . | in which the material does not slip on the drums [2013-01] |
B21C 1/12 | . . | Regulating or controlling speed of drawing drums, e.g. to influence tension; Drives; Stop or relief mechanisms [2021-01] |
B21C 1/14 | . . | Drums, e.g. capstans; Connection of grippers thereto; Grippers specially adapted for drawing machines or apparatus of the drum type; Couplings specially adapted for these drums [2021-01] |
B21C 1/18 | . . |
B21C 1/20 | . . |
B21C 1/22 | . . | specially adapted for making tubular articles (bending sheet metal into tubular form by drawing B21D 5/10) [2013-01] |
B21C 1/27 | . . | Carriages; Drives [2013-01] |
B21C 1/28 | . . . | Carriages; Connections of grippers thereto; Grippers [2021-01] |
B21C 1/30 | . . . | Drives, e.g. carriage-traversing mechanisms; Driving elements, e.g. drawing chains; Controlling the drive {(endlessly revolving chain systems for metal coiling: B21C 47/3458)} [2013-01] |
B21C 1/32 | . . | Feeding or discharging the material or mandrels [2013-01] |
B21C 1/34 | . . | Guiding or supporting the material or mandrels [2013-01] |
B21C 3/00 | Profiling tools for metal drawing; Combinations of dies and mandrels [2013-01] |
B21C 3/02 | . | Dies; Selection of material therefor; Cleaning thereof [2013-01] |
B21C 3/025 | . . | {comprising diamond parts} [2013-01] |
B21C 3/04 | . . |
B21C 3/06 | . . |
B21C 3/08 | . . | with section defined by rollers, balls, or the like [2013-01] |
B21C 3/10 | . . | with hydraulic forces acting immediately on work [2013-01] |
B21C 3/12 | . . | Die holders; Rotating dies [2013-01] |
B21C 3/14 | . . . | Die holders combined with devices for guiding the drawing material or combined with devices for cooling heating, or lubricating [2013-01] |
B21C 3/16 | . | Mandrels; Mounting or adjusting same [2021-01] |
B21C 3/18 | . | Making tools by operations not covered by a single other subclass; Repairing [2017-08] |
B21C 5/00 | Pointing; Push-pointing [2013-01] |
B21C 5/003 | . | {of hollow material, e.g. tube} [2013-01] |
B21C 5/006 | . | {of solid material, e.g. wire or profiles} [2013-01] |
B21C 9/00 |
B21C 9/005 | . | {Cold application of the lubricant (when combined with heating steps B21C 9/00)} [2013-01] |
B21C 9/02 | . | Selection of compositions therefor [2013-01] |
B21C 19/00 | Devices for straightening wire or like work combined with or specially adapted for use in connection with drawing or winding machines or apparatus [2013-01] |
Metal extruding [2021-01] |
B21C 23/00 | Extruding metal; Impact extrusion [2013-01] |
B21C 23/001 | . | {to improve the material properties, e.g. lateral extrusion} [2013-01] |
B21C 23/002 | . | {Extruding materials of special alloys so far as the composition of the alloy requires or permits special extruding methods of sequences} [2013-01] |
B21C 23/004 | . | {using vibratory energy} [2013-01] |
B21C 23/005 | . | {Continuous extrusion starting from solid state material (B21C 23/008 takes precedence)} [2013-01] |
B21C 23/007 | . | {Hydrostatic extrusion} [2013-01] |
B21C 23/008 | . . | {Continuous extrusion} [2013-01] |
B21C 23/01 | . | starting from material of particular form or shape, e.g. mechanically pre-treated (B21C 23/22 takes precedence) [2021-01] |
B21C 23/02 | . | Making uncoated products [2013-01] |
B21C 23/03 | . . | by both direct and backward extrusion [2013-01] |
B21C 23/035 | . . . | {Making products of generally elongated shape} [2013-01] |
B21C 23/04 | . . | by direct extrusion [2013-01] |
B21C 23/06 | . . . | Making sheets [2013-01] |
B21C 23/08 | . . . | Making wire, bars, tubes [2013-01] |
B21C 23/085 | . . . . | {Making tubes (B21C 23/10 take precedence)} [2013-01] |
B21C 23/10 | . . . . | Making finned tubes [2013-01] |
B21C 23/12 | . . . . | Extruding bent tubes or rods [2013-01] |
B21C 23/14 | . . . | Making other products [2013-01] |
B21C 23/142 | . . . . | {Making profiles} [2013-01] |
B21C 23/145 | . . . . . | {Interlocking profiles} [2013-01] |
B21C 23/147 | . . . . | {Making drill blanks (making twist-drills B23P 15/32)} [2013-01] |
B21C 23/16 | . . . . | Making turbo blades or propellers [2013-01] |
B21C 23/18 | . . | by impact extrusion [2013-01] |
B21C 23/183 | . . . | {by forward extrusion} [2013-01] |
B21C 23/186 | . . . | {by backward extrusion} [2013-01] |
B21C 23/20 | . . | by backward extrusion [2013-01] |
B21C 23/205 | . . . | {Making products of generally elongated shape} [2013-01] |
B21C 23/21 | . | Presses specially adapted for extruding metal [2021-01] |
B21C 23/211 | . . | {Press driving devices} [2013-01] |
B21C 23/212 | . . | {Details (B21C 23/217, B21C 23/218 take precedence)} [2013-01] |
B21C 23/214 | . . . | {Devices for changing die or container} [2013-01] |
B21C 23/215 | . . . | {Devices for positioning or centering press components, e.g. die or container} [2013-01] |
B21C 23/217 | . . | {Tube extrusion presses (B21C 23/218 takes precedence)} [2013-01] |
B21C 23/218 | . . | {Indirect extrusion presses} [2013-01] |
B21C 23/22 | . | Making metal-coated products; Making products from two or more metals [2013-01] |
B21C 23/24 | . . | Covering indefinite lengths of metal or non-metal material with a metal coating [2013-01] |
B21C 23/26 | . . . | Applying metal coats to cables, e.g. to insulated electric cables [2013-01] |
B21C 23/28 | . . . . | on intermittently-operating extrusion presses [2013-01] |
B21C 23/30 | . . . . | on continuously-operating extrusion presses [2013-01] |
B21C 23/32 | . | Lubrication of metal being extruded or of dies, or the like, e.g. physical state of lubricant, location where lubricant is applied [2021-01] |
B21C 25/00 | Profiling tools for metal extruding [2013-01] |
B21C 25/02 | . | Dies [2013-01] |
B21C 25/025 | . . | {Selection of materials therefor} [2013-01] |
B21C 25/04 | . | Mandrels [2013-01] |
B21C 25/06 | . | Press heads, dies, or mandrels for coating work [2013-01] |
B21C 25/08 | . | Dies or mandrels with section variable during extruding, e.g. for making tapered work; Controlling variation [2013-01] |
B21C 25/10 | . | Making tools by operations not covered by a single other subclass [2013-01] |
B21C 26/00 | Rams or plungers; Discs therefor [2013-01] |
B21C 27/00 |
B21C 27/02 | . | for making coated work [2013-01] |
B21C 27/04 | . | Venting metal-container chamber [2013-01] |
B21C 29/00 | Cooling or heating work or parts of the extrusion press; {Gas treatment of work} [2013-01] |
B21C 29/003 | . | {Cooling or heating of work} [2013-01] |
B21C 29/006 | . | {Gas treatment of work, e.g. to prevent oxidation or to create surface effects} [2013-01] |
B21C 29/02 | . | {Cooling or heating} of containers for metal to be extruded [2013-01] |
B21C 29/04 | . | {Cooling or heating} of press heads, dies or mandrels [2013-01] |
B21C 31/00 | Control devices, e.g. for regulating the pressing speed or temperature of metal (B21C 25/08 takes precedence); Measuring devices, e.g. for temperature of metal, combined with or specially adapted for use in connection with extrusion presses [2021-01] |
B21C 33/00 | Feeding extrusion presses with metal to be extruded {; Loading the dummy block} [2017-08] |
B21C 33/002 | . | {Encapsulated billet (manufacturing wires or fine wires B21C 37/045, B21C 37/047)} [2013-01] |
B21C 33/004 | . | {Composite billet} [2013-01] |
B21C 33/006 | . | {Consecutive billets, e.g. billet profiles allowing air expulsion or bonding of billets} [2013-01] |
B21C 33/008 | . | {Scalping billets, e.g. for removing oxide layers prior or during extrusion} [2013-01] |
B21C 33/02 | . | the metal being in liquid form [2013-01] |
B21C 35/00 | Removing work or waste from extruding presses; Drawing-off extruded work (in connection with the extruding of bent tubes or rods B21C 23/12); Cleaning dies, ducts, containers, or mandrels [2013-01] |
B21C 35/02 | . |
B21C 35/023 | . . | {Work treatment directly following extrusion, e.g. further deformation or surface treatment (B21C 35/03 takes precedence; gas treatment B21C 29/006)} [2013-01] |
B21C 35/026 | . . . | {Removing sections from the extruded work, e.g. removing a strip to create an open profile} [2013-01] |
B21C 35/03 | . . | Straightening the work [2021-01] |
B21C 35/04 | . | Cutting-off or removing waste [2013-01] |
B21C 35/06 | . | Cleaning dies, ducts, containers or mandrels [2013-01] |
B21C 37/00 | Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape [2021-01] |
B21C 37/02 | . | of sheets [2013-01] |
B21C 37/04 | . | of bars or wire {(wire-like electrical connectors in or for semiconductor devices H01L 24/42)} [2013-01] |
B21C 37/042 | . . | {Manufacture of coated wire or bars} [2013-01] |
B21C 37/045 | . . | {Manufacture of wire or bars with particular section or properties} [2013-01] |
B21C 37/047 | . . | {of fine wires} [2013-01] |
B21C 37/06 | . | of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes [2021-01] |
B21C 37/065 | . . | {starting from a specific blank, e.g. tailored blank} [2013-01] |
B21C 37/08 | . . |
B21C 37/0803 | . . . | {the tubes having a special shape, e.g. polygonal tubes} [2013-01] |
B21C 37/0807 | . . . | {Tube treating or manipulating combined with, or specially adapted for use in connection with tube making machines, e.g. drawing-off devices, cutting-off} [2013-01] |
B21C 37/0811 | . . . . | {removing or treating the weld bead} [2013-01] |
B21C 37/0815 | . . . | {without continuous longitudinal movement of the sheet during the bending operation} [2021-01] |
B21C 37/0818 | . . . | {Manufacture of tubes by drawing of strip material through dies} [2013-01] |
B21C 37/0822 | . . . | {Guiding or aligning the edges of the bent sheet} [2013-01] |
B21C 37/0826 | . . . | {Preparing the edges of the metal sheet with the aim of having some effect on the weld} [2013-01] |
B21C 37/083 | . . . | Supply, or operations combined with supply, of strip material [2013-01] |
B21C 37/087 | . . . | using rods or strips of soldering material [2013-01] |
B21C 37/09 | . . . | of coated strip material {; Making multi-wall tubes} [2017-08] |
B21C 37/10 | . . | Making tubes with riveted seams {or with non-welded and non-soldered seams} [2013-01] |
B21C 37/101 | . . . | {Making of the seams} [2013-01] |
B21C 37/102 | . . . | {of coated strip material (making multi-wall tubes)} [2013-01] |
B21C 37/104 | . . . | {the tubes having a special shape, e.g. polygonal tubes} [2013-01] |
B21C 37/105 | . . . | {Supply, or operations combined with supply, of strip material} [2013-01] |
B21C 37/107 | . . . | {Tube treating or manipulating combined with or specially adapted for use in connection with tube-making machines, e.g. drawing-off devices, cutting-off} [2016-08] |
B21C 37/108 | . . . | {without continuous longitudinal movement of the sheet during the bending operation} [2021-01] |
B21C 37/12 | . . | Making tubes or metal hoses with helically arranged seams [2013-01] |
B21C 37/121 | . . . | {with non-welded and non-soldered seams} [2013-01] |
B21C 37/122 | . . . | {with welded or soldered seams} [2021-01] |
B21C 37/123 | . . . | {of coated strip material; Making multi-wall tubes} [2013-01] |
B21C 37/124 | . . . | {the tubes having a special shape, e.g. with corrugated wall, flexible tubes} [2013-01] |
B21C 37/125 | . . . . | {curved section, e.g. elbow} [2013-01] |
B21C 37/126 | . . . | {Supply, or operations combined with supply, of strip material} [2013-01] |
B21C 37/127 | . . . | {Tube treating or manipulating combined with or specially adapted for use in connection with tube making machines, e.g. drawing-off devices, cutting-off} [2013-01] |
B21C 37/128 | . . . | {Control or regulating devices} [2013-01] |
B21C 37/14 | . . | Making tubes from double flat material [2013-01] |
B21C 37/15 | . . | Making tubes of special shape; Making tube fittings {(B21C 37/0803, B21C 37/104, B21C 37/124, take precedence)} [2013-01] |
B21C 37/151 | . . . | {Making tubes with multiple passages} [2013-01] |
B21C 37/152 | . . . | {Making rifle and gunbarrels} [2013-01] |
B21C 37/153 | . . . . | {Making tubes with inner- and/or outer guides} [2013-01] |
B21C 37/154 | . . . | {Making multi-wall tubes} [2013-01] |
B21C 37/155 | . . . | {Making tubes with non circular section (B21C 37/151, B21C 37/154 take precedence)} [2016-11] |
B21C 37/156 | . . . | {Making tubes with wall irregularities (B21C 37/20, B21C 37/22 take precedence)} [2013-01] |
B21C 37/157 | . . . . | {Perforations} [2013-01] |
B21C 37/158 | . . . . | {Protrusions, e.g. dimples} [2013-01] |
B21C 37/16 | . . . | Making tubes with varying diameter in longitudinal direction [2013-01] |
B21C 37/18 | . . . . | conical tubes [2013-01] |
B21C 37/185 | . . . . . | {starting from sheet material} [2013-01] |
B21C 37/20 | . . . | Making helical or similar guides in or on tubes without removing material, e.g. by drawing same over mandrels, by pushing same through dies {; Making tubes with angled walls, ribbed tubes and tubes with decorated walls} [2017-08] |
B21C 37/202 | . . . . | {with guides parallel to the tube axis} [2013-01] |
B21C 37/205 | . . . . | {with annular guides} [2013-01] |
B21C 37/207 | . . . . | {with helical guides} [2013-01] |
B21C 37/22 | . . . | Making finned or ribbed tubes by fixing strip or like material to tubes [2021-01] |
B21C 37/225 | . . . . | {longitudinally-ribbed tubes} [2013-01] |
B21C 37/24 | . . . . | annularly-ribbed tubes [2013-01] |
B21C 37/26 | . . . . | helically-ribbed tubes [2013-01] |
B21C 37/28 | . . . | Making tube fittings for connecting pipes, e.g. U-pieces [2013-01] |
B21C 37/283 | . . . . | {Making U-pieces (B21C 37/286 takes precedence)} [2013-01] |
B21C 37/286 | . . . . | {starting from sheet material} [2013-01] |
B21C 37/29 | . . . . | Making branched pieces, e.g. T-pieces [2013-01] |
B21C 37/292 | . . . . . | {Forming collars by drawing or pushing a rigid forming tool through an opening in the tube wall} [2013-01] |
B21C 37/294 | . . . . . | {Forming collars by compressing a fluid or a yieldable or resilient mass in the tube} [2013-01] |
B21C 37/296 | . . . . . | {Making branched pieces starting from strip material; Making branched tubes by securing a secondary tube in an opening in the undeformed wall of a principal tube} [2013-01] |
B21C 37/298 | . . . . . | {Forming collars by flow-drilling (flow drilling B21J 5/066)} [2013-01] |
B21C 37/30 | . . | Finishing tubes, e.g. sizing, burnishing [2013-01] |
B21C 43/00 | Devices for cleaning metal products combined with or specially adapted for use with machines or apparatus provided for in this subclass [2013-01] |
B21C 43/02 | . | combined with or specially adapted for use in connection with drawing or winding machines or apparatus [2013-01] |
B21C 43/04 | . . | Devices for de-scaling wire or like flexible work [2013-01] |
Auxiliary operation used in connection with metal working without essentially removing material [2013-01] |
B21C 45/00 | Separating mandrels from work or vice versa [2016-08] |
B21C 47/00 | Winding-up, coiling or winding-off metal wire, metal band or other flexible metal material characterised by features relevant to metal processing only (coiling wire into particular forms B21F 3/00) [2021-01] |
B21C 47/003 | . | {Regulation of tension or speed; Braking} [2013-01] |
B21C 47/006 | . | {winding-up or winding-off several parallel metal bands} [2013-01] |
B21C 47/02 | . | Winding-up or coiling [2013-01] |
B21C 47/04 | . . | on or in reels or drums, without using a moving guide [2021-01] |
B21C 47/045 | . . . | {in rotating drums} [2013-01] |
B21C 47/06 | . . . | with loaded rollers, bolts, or equivalent means holding the material on the reel or drum [2013-01] |
B21C 47/063 | . . . . | {with pressure rollers only} [2013-01] |
B21C 47/066 | . . . . | {with belt wrappers only} [2013-01] |
B21C 47/08 | . . | without making use of a reel or drum, the first turn being formed by a stationary guide [2013-01] |
B21C 47/10 | . . | by means of a moving guide [2013-01] |
B21C 47/12 | . . . |
B21C 47/14 | . . . | by means of a rotating guide, e.g. laying the material around a stationary reel or drum [2013-01] |
B21C 47/143 | . . . . | {the guide being a tube} [2013-01] |
B21C 47/146 | . . . . | {Controlling or influencing the laying pattern of the coils} [2013-01] |
B21C 47/16 | . | Unwinding or uncoiling [2013-01] |
B21C 47/18 | . . | from reels or drums [2013-01] |
B21C 47/20 | . . . | the unreeled material moving transversely to the tangent line of the drum, e.g. axially, radially [2013-01] |
B21C 47/22 | . . | Unwinding coils without reels or drums [2013-01] |
B21C 47/24 | . | Transferring coils to or from winding apparatus or to or from operative position therein; Preventing uncoiling during transfer [2013-01] |
B21C 47/242 | . . | {Devices for swinging the coil from horizontal to vertical, or vice versa} [2013-01] |
B21C 47/245 | . . | {Devices for the replacement of full reels by empty reels or vice versa, without considerable loss of time} [2013-01] |
B21C 47/247 | . . | {Joining wire or band ends} [2013-01] |
B21C 47/26 | . | Special arrangements with regard to simultaneous or subsequent treatment of the material [2013-01] |
B21C 47/262 | . . | {Treatment of a wire, while in the form of overlapping non-concentric rings} [2013-01] |
B21C 47/265 | . . | {"helicofil" systems} [2013-01] |
B21C 47/267 | . . | {Scrap treatment} [2013-01] |
B21C 47/28 | . | Drums or other coil-holders [2021-01] |
B21C 47/30 | . . | expansible or contractible [2013-01] |
B21C 47/32 | . | Tongs or gripping means specially adapted for reeling operations [2013-01] |
B21C 47/323 | . . | {Slits or pinces on the cylindrical wall of a reel or bobbin, adapted to grip the end of the material being wound} [2013-01] |
B21C 47/326 | . . | {Devices for pressing the end of the material being wound against the cylindrical wall of the reel or bobbin} [2013-01] |
B21C 47/34 | . | Feeding or guiding devices not specially adapted to a particular type of apparatus [2013-01] |
B21C 47/3408 | . . | {for monitoring the lateral position of the material} [2013-01] |
B21C 47/3416 | . . . | {with lateral edge contact} [2013-01] |
B21C 47/3425 | . . . | {without lateral edge contact} [2013-01] |
B21C 47/3433 | . . | {for guiding the leading end of the material, e.g. from or to a coiler} [2013-01] |
B21C 47/3441 | . . . | {Diverting the leading end, e.g. from main flow to a coiling device} [2013-01] |
B21C 47/345 | . . | {for monitoring the tension or advance of the material} [2013-01] |
B21C 47/3458 | . . . | {Endlessly revolving chain systems (metal drawing B21C 1/30)} [2013-01] |
B21C 47/3466 | . . | {by using specific means} [2013-01] |
B21C 47/3475 | . . . | {Fluid pressure or vacuum} [2013-01] |
B21C 47/3483 | . . . | {Magnetic field} [2013-01] |
B21C 47/3491 | . . . | {Brushes} [2013-01] |
B21C 49/00 | Devices for temporarily accumulating material [2013-01] |
B21C 51/00 |
B21C 51/005 | . | {Marking devices} [2013-01] |
B21C 99/00 | Subject matter not provided for in other groups of this subclass [2013-01] |