Version: 2024.08
Loading Scheme...
CPC | COOPERATIVE PATENT CLASSIFICATION | |||
| E04C | STRUCTURAL ELEMENTS; BUILDING MATERIALS (for bridges E01D; specially designed for insulation or other protection E04B; elements used as building aids E04G; for mining E21; for tunnels E21D; structural elements with broader range of application than for building engineering F16, particularly F16S) [2018-08] WARNING
|
E04C 1/00 | Building elements of block or other shape for the construction of parts of buildings (of relatively thin form E04C 2/00; structural elongated elements designed for load-supporting E04C 3/00, e.g. columns or pillars E04C 3/30; manufacture or material of building bricks, stones, or the like B28, C03, C04; paving elements E01C; general building constructions E04B, e.g. walls E04B 2/00, floors E04B 5/00, roofs E04B 7/00, ceilings E04B 9/00; {roof coverings E04D; coverings for walls or ceilings E04F 13/00; floorings E04F 15/00;} structural elements specially designed for built-in conduit shafts E04F 17/00; {elements for buildings for particular purposes E04H 7/00}; special elements for building ovens or furnaces F24B, F27D) [2023-08] |
E04C 1/24 | . | {Elements for building-up floors, ceilings, roofs, arches, or beams (E04C 1/39 - E04C 1/42 take precedence; flooring E04F 15/00)} [2016-11] |
E04C 1/34 | . . | {designed for use as filling elements} [2016-11] |
E04C 1/36 | . . . | {between joists or girders} [2016-11] |
E04C 1/38 | . . . | {in ribbed or cross-ribbed floors, ceilings, or roofs consisting of reinforced concrete} [2016-11] |
E04C 1/39 | . | characterised by special adaptations, e.g. serving for locating conduits, for forming soffits, cornices, or shelves, for fixing wall-plates or door-frames, for claustra [2013-01] |
E04C 1/392 | . . | {for ventilating, heating or cooling} [2013-01] |
E04C 1/395 | . . | {for claustra, fences, planting walls, e.g. sound-absorbing (pots for vertical horticulture A01G 9/022)} [2013-01] |
E04C 1/397 | . . | {serving for locating conduits (E04C 1/392 takes precedence)} [2013-01] |
E04C 1/40 | . | built-up from parts of different materials, e.g. composed of layers of different materials or stones with filling material or with insulating inserts [2013-01] |
E04C 1/41 | . . | composed of insulating material and load-bearing concrete, stone or stone-like material [2013-01] |
E04C 1/42 | . |
E04C 2/00 | Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels (materials or manufacture, see the relevant subclasses, e.g. B27N, D21J; made in situ E04B; specially designed for insulation or other protection E04B 1/62; load-carrying floor structures E04B 5/02, E04B 5/16; roofs consisting of self-supporting slabs E04B 7/20; roof or like covering elements E04D 3/00; for lining or finishing E04F 13/00) [2013-01] |
E04C 2002/001 | . | {Mechanical features of panels} [2013-01] |
E04C 2002/002 | . . | {Panels with integrated lifting means, e.g. with hoisting lugs} [2013-01] |
E04C 2002/004 | . . | {Panels with profiled edges, e.g. stepped, serrated} [2013-01] |
E04C 2002/005 | . | {Appearance of panels} [2013-01] |
E04C 2002/007 | . . | {Panels with the appearance of a brick wall} [2013-01] |
E04C 2002/008 | . . | {Panels with the appearance of a natural stone wall} [2013-01] |
E04C 2/02 | . |
E04C 2/04 | . . |
E04C 2/041 | . . . | {composed of a number of smaller elements, e.g. bricks, also combined with a slab of hardenable material} [2013-01] |
E04C 2/042 | . . . . | {Apparatus for handling the smaller elements or the hardenable material; bricklaying machines for prefabricated panels (bricklaying machines in general E04G 21/22)} [2013-01] |
E04C 2/043 | . . . | {of plaster (E04C 2/049 takes precedence)} [2013-01] |
E04C 2/044 | . . . | {of concrete (E04C 2/049 takes precedence)} [2013-01] |
E04C 2002/045 | . . . . | {with two parallel leaves connected by tie anchors} [2013-01] |
E04C 2002/046 | . . . . . | {Flat anchors} [2013-01] |
E04C 2002/047 | . . . . . | {Pin or rod shaped anchors} [2013-01] |
E04C 2002/048 | . . . . . | {Bent wire anchors} [2013-01] |
E04C 2/049 | . . . | {completely or partially of insulating material, e.g. cellular concrete or foamed plaster} [2013-01] |
E04C 2/06 | . . . | reinforced [2013-01] |
E04C 2/08 | . . |
E04C 2/10 | . . | of wood, fibres, chips, vegetable stems, or the like; of plastics; of foamed products ({E04C 2/049}, E04C 2/26 take precedence; {hydraulic cement and mineral fibres E04C 2/04}) [2013-01] |
E04C 2/12 | . . . | of solid wood [2013-01] |
E04C 2/16 | . . . | of fibres, chips, vegetable stems, or the like [2013-01] |
E04C 2/20 | . . . | of plastics [2013-01] |
E04C 2/205 | . . . . | {of foamed plastics, or of plastics and foamed plastics, optionally reinforced} [2013-01] |
E04C 2/22 | . . . . |
E04C 2/24 | . . . |
E04C 2/26 | . . |
E04C 2/28 | . . . |
E04C 2/284 | . . . | at least one of the materials being insulating [2013-01] |
E04C 2/288 | . . . . | composed of insulating material and concrete, stone or stone-like material [2013-01] |
E04C 2/2885 | . . . . . | {with the insulating material being completely surrounded by, or embedded in, a stone-like material, e.g. the insulating material being discontinuous} [2013-01] |
E04C 2/292 | . . . . | composed of insulating material and sheet metal [2013-01] |
E04C 2/296 | . . . . | composed of insulating material and non-metallic or unspecified sheet-material (E04C 2/288 takes precedence) [2013-01] |
E04C 2/30 | . |
E04C 2/32 | . . | formed of corrugated or otherwise indented sheet-like material; composed of such layers with or without layers of flat sheet-like material [2013-01] |
E04C 2/322 | . . . | {with parallel corrugations} [2013-01] |
E04C 2/324 | . . . | {with incisions or reliefs in the surface (E04C 2/326 takes precedence)} [2013-01] |
E04C 2/326 | . . . | {with corrugations, incisions or reliefs in more than one direction of the element} [2013-01] |
E04C 2/328 | . . . | {slightly bowed or folded panels not otherwise provided for} [2013-01] |
E04C 2/34 | . . |
E04C 2/3405 | . . . | {spaced apart by profiled spacer sheets} [2013-01] |
E04C 2002/3411 | . . . . | {Dimpled spacer sheets} [2013-01] |
E04C 2002/3416 | . . . . . | {with cylindrical dimples} [2013-01] |
E04C 2002/3422 | . . . . . | {with polygonal dimples} [2013-01] |
E04C 2002/3427 | . . . . . | {with conical dimples} [2013-01] |
E04C 2002/3433 | . . . . . | {with dimples extending from both sides of the spacer sheet} [2013-01] |
E04C 2002/3438 | . . . . . . | {with saddle-shaped dimples, e.g. eggcrate type spacer sheets} [2013-01] |
E04C 2002/3444 | . . . . | {Corrugated sheets} [2013-01] |
E04C 2002/345 | . . . . . | {with triangular corrugations} [2013-01] |
E04C 2002/3455 | . . . . . | {with trapezoidal corrugations} [2013-01] |
E04C 2002/3461 | . . . . . | {with rectangular corrugations} [2013-01] |
E04C 2002/3466 | . . . . . | {with sinusoidal corrugations} [2013-01] |
E04C 2002/3472 | . . . . | {with multiple layers of profiled spacer sheets} [2013-01] |
E04C 2002/3477 | . . . | {spaced apart by tubular elements parallel to the sheets} [2013-01] |
E04C 2002/3483 | . . . | {spaced apart by spacers stamped from the sheets} [2013-01] |
E04C 2002/3488 | . . . | {spaced apart by frame like structures} [2013-01] |
E04C 2002/3494 | . . . | {Apparatus for making profiled spacer sheets} [2013-01] |
E04C 2/36 | . . . | spaced apart by transversely-placed strip material, e.g. honeycomb panels (honeycomb or other core members for layered products B32B) [2013-01] |
E04C 2/365 | . . . . | {by honeycomb structures} [2013-01] |
E04C 2/38 | . . | with attached ribs, flanges, or the like, e.g. framed panels (concerned with attaching to other panels or elements to form a structure, see the places for the relevant structure, e.g. E04B 2/00) [2013-01] |
E04C 2/382 | . . . | {with a frame of concrete or other stone-like substance} [2013-01] |
E04C 2/384 | . . . | {with a metal frame} [2013-01] |
E04C 2/386 | . . . | {with a frame of unreconstituted or laminated wood} [2013-01] |
E04C 2/388 | . . . | {with a frame of other materials, e.g. fibres, plastics} [2013-01] |
E04C 2/40 | . . | composed of a number of smaller components rigidly or movably connected together, e.g. interlocking, hingedly connected {of particular shape, e.g. not rectangular of variable shape or size, e.g. flexible or telescopic panels (E04C 2/041 takes precedence)} [2013-01] |
E04C 2/405 | . . . | {composed of two or more hingedly connected parts} [2013-01] |
E04C 2/42 | . . | Gratings; Grid-like panels (reinforcing elements E04C 5/00; built-in gratings E04F 19/10; gratings in general F16S 3/00) [2013-01] |
E04C 2/421 | . . . | {made of bar-like elements, e.g. bars discontinuous in one direction} [2013-01] |
E04C 2/422 | . . . . | {with continuous bars connecting at crossing points of the grid pattern} [2013-01] |
E04C 2/423 | . . . . . | {with notches} [2013-01] |
E04C 2/425 | . . . . . | {made of perforated bars} [2013-01] |
E04C 2/426 | . . . . | {with continuous bars that remain unconnected at crossing points of the grid pattern, e.g. with undulating bars} [2013-01] |
E04C 2/427 | . . . | {Expanded metal or other monolithic gratings} [2013-01] |
E04C 2/428 | . . . | {Separate connecting means, e.g. connecting gratings to underlying structure} [2013-01] |
E04C 2/44 | . | {characterised by the purpose} [2016-11] |
E04C 2/46 | . . |
E04C 2/48 | . . |
E04C 2/50 | . . | {Self-supporting slabs specially adapted for making floors ceilings, or roofs, e.g. able to be loaded (E04C 2/52, E04C 2/54 take precedence; structures of slab-shaped elements E04B 1/02; floor structures E04B 5/00; roofs consisting of self-supporting slabs E04B 7/20; ceilings E04B 9/00; roof coverings E04D; floor coverings E04F 15/00)} [2016-11] |
E04C 2/52 | . . |
E04C 2/521 | . . . | {serving for locating conduits; for ventilating, heating or cooling} [2013-01] |
E04C 2/523 | . . . . | {for ventilating} [2013-01] |
E04C 2/525 | . . . . | {for heating or cooling (solar heat collectors F24S 10/00; heat storage F28D 20/00)} [2018-05] |
E04C 2/526 | . . . | {with adaptations not otherwise provided for, for connecting, transport; for making impervious or hermetic, e.g. sealings} [2013-01] |
E04C 2/528 | . . . . | {Impervious or hermetic panels not otherwise provided for} [2013-01] |
E04C 2/54 | . |
E04C 3/00 |
E04C 3/005 | . | {Girders or columns that are rollable, collapsible or otherwise adjustable in length or height (girders as supporting members for forms E04G 11/54)} [2013-01] |
E04C 3/02 | . | Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; {Braces}(E04C 3/38 takes precedence; for structures characterised by movable, separable, or collapsible parts E04B 1/343; {braced purlins E04B 7/024}) [2013-01] |
E04C 2003/023 | . . | {Lintels} [2013-01] |
E04C 2003/026 | . . | {Braces} [2013-01] |
E04C 3/04 | . . |
E04C 2003/0404 | . . . | {beams, girders, or joists characterised by cross-sectional aspects} [2013-01] |
E04C 2003/0408 | . . . . | {characterised by assembly or the cross-section} [2013-01] |
E04C 2003/0413 | . . . . . | {being built up from several parts} [2013-01] |
E04C 2003/0417 | . . . . . . | {demountable} [2013-01] |
E04C 2003/0421 | . . . . . | {comprising one single unitary part} [2013-01] |
E04C 2003/0426 | . . . . | {characterised by material distribution in cross section} [2013-01] |
E04C 2003/043 | . . . . . | {the hollow cross-section comprising at least one enclosed cavity} [2013-01] |
E04C 2003/0434 | . . . . . | {the open cross-section free of enclosed cavities} [2013-01] |
E04C 2003/0439 | . . . . . | {the cross-section comprising open parts and hollow parts} [2013-01] |
E04C 2003/0443 | . . . . | {characterised by substantial shape of the cross-section} [2013-01] |
E04C 2003/0447 | . . . . . | {circular- or oval-shaped} [2013-01] |
E04C 2003/0452 | . . . . . | {H- or I-shaped} [2013-01] |
E04C 2003/0456 | . . . . . . | {hollow flanged, i.e. "dogbone" metal beams} [2013-01] |
E04C 2003/046 | . . . . . | {L- or T-shaped} [2013-01] |
E04C 2003/0465 | . . . . . | {square- or rectangular-shaped} [2013-01] |
E04C 2003/0469 | . . . . . | {triangular-shaped} [2013-01] |
E04C 2003/0473 | . . . . . | {U- or C-shaped} [2013-01] |
E04C 2003/0478 | . . . . . | {X-shaped} [2013-01] |
E04C 2003/0482 | . . . . . | {Z- or S-shaped} [2013-01] |
E04C 2003/0486 | . . . | {Truss like structures composed of separate truss elements} [2013-01] |
E04C 2003/0491 | . . . . | {the truss elements being located in one single surface or in several parallel surfaces} [2013-01] |
E04C 2003/0495 | . . . . | {the truss elements being located in several non-parallel surfaces} [2013-01] |
E04C 3/06 | . . . | with substantially solid, i.e. unapertured, web (E04C 3/10, E04C 3/11 take precedence {honeycomb girders E04C 3/083}) [2013-01] |
E04C 3/065 | . . . . | {with special adaptations for the passage of cables or conduits through the web} [2013-01] |
E04C 3/07 | . . . . | at least partly of bent or otherwise deformed strip- or sheet-like material [2013-01] |
E04C 3/08 | . . . |
E04C 3/083 | . . . . | {Honeycomb girders; Girders with apertured solid web} [2013-01] |
E04C 3/086 | . . . . . | {of the castellated type} [2013-01] |
E04C 3/09 | . . . . | at least partly of bent or otherwise deformed strip- or sheet-like material [2013-01] |
E04C 3/10 | . . . | prestressed [2013-01] |
E04C 3/11 | . . . | with non-parallel upper and lower edges, e.g. roof trusses (arched girders, portal frames E04C 3/38) [2013-01] |
E04C 3/12 | . . |
E04C 3/122 | . . . | {Laminated} [2013-01] |
E04C 3/125 | . . . | {End caps therefor} [2013-01] |
E04C 3/127 | . . . | {with hollow cross section} [2013-01] |
E04C 3/14 | . . . | with substantially solid, i.e. unapertured, web ({E04C 3/127,} E04C 3/17, E04C 3/18 take precedence) [2013-01] |
E04C 3/145 | . . . . | {with special adaptations for the passage of cables or conduits through the web, e.g. reinforcements} [2013-01] |
E04C 3/16 | . . . |
E04C 3/17 | . . . | with non-parallel upper and lower edges, e.g. roof trusses [2013-01] |
E04C 3/18 | . . . | with metal {or other} reinforcements or tensioning members [2013-01] |
E04C 3/20 | . . | of concrete or other stone-like material, e.g. with reinforcements or tensioning members (reinforcing elements E04C 5/00) [2013-01] |
E04C 3/205 | . . . | {with apertured web, e.g. frameworks, trusses (E04C 3/26 takes precedence)} [2013-01] |
E04C 3/22 | . . . | built-up by elements jointed in line [2013-01] |
E04C 3/26 | . . . |
E04C 3/28 | . . |
E04C 3/285 | . . . | {of glass} [2013-01] |
E04C 3/29 | . . | built-up from parts of different material, {i.e. composite structures} [2013-01] |
E04C 3/291 | . . . | {with apertured web} [2013-01] |
E04C 3/292 | . . . | the materials being wood and metal [2013-01] |
E04C 3/293 | . . . | the materials being steel and concrete (concrete with internal reinforcements or tensioning members E04C 3/20) [2013-01] |
E04C 3/294 | . . . . | of concrete combined with a girder-like structure extending laterally outside the element (light weight girders used as reinforcement E04C 5/065; as part of a floor structure E04B 5/23) [2013-01] |
E04C 3/30 | . | Columns; Pillars; Struts (not designed for end loading E04C 3/02; posts, masts, as independent structures E04H 12/00) [2013-01] |
E04C 3/32 | . . |
E04C 3/34 | . . | of concrete other stone-like material, with or without permanent form elements, with or without internal or external reinforcement, e.g. metal coverings (E04C 3/36 takes precedence) [2013-01] |
E04C 3/36 | . . |
E04C 3/38 | . | Arched girders or portal frames (straight girders able to be bent E04C 3/02; inflatable E04H 15/20) [2013-01] |
E04C 3/40 | . . |
E04C 3/42 | . . |
E04C 3/44 | . . | of concrete or other stone-like material, e.g. with reinforcements or tensioning members (E04C 3/46 takes precedence) [2013-01] |
E04C 3/46 | . . |
| E04C 5/00 | Reinforcing elements, e.g. for concrete; Auxiliary elements therefor ({methods or devices for making reinforcing materials B21D;} material composition {C04B,} C21, C22) [2024-01] NOTES
|
E04C 5/01 | . | Reinforcing elements of metal, e.g. with non-structural coatings {(E04C 5/08 takes precedence)} [2013-01] |
E04C 5/012 | . . | {Discrete reinforcing elements, e.g. fibres} [2013-01] |
E04C 5/015 | . . | {Anti-corrosion coatings or treating compositions, e.g. containing waterglass or based on another metal (coating of discrete reinforcing elements C04B 20/10)} [2013-01] |
E04C 5/02 | . . | of low bending resistance [2013-01] |
E04C 5/03 | . . . | with indentations, projections, ribs, or the like, for augmenting the adherence to the concrete [2013-01] |
E04C 5/04 | . . . | Mats ({combined with reinforcing elements protruding out of the plane of the mat E04C 5/0627; three-dimensional mats E04C 5/0636}; bases for plaster E04F 13/04) [2013-01] |
E04C 5/06 | . . | of high bending resistance, i.e. of essentially three-dimensional extent, e.g. lattice girders {(anchorage devices specially adapted for balconies E04B 1/0038; supporting devices for connector reinforcing rods for concrete walls E04G 21/125)} [2013-01] |
E04C 5/0604 | . . . | {Prismatic or cylindrical reinforcement cages composed of longitudinal bars and open or closed stirrup rods (E04C 5/0631 takes precedence)} [2013-01] |
E04C 5/0609 | . . . . | {Closed cages composed of two or more coacting cage parts, e.g. transversally hinged or nested parts} [2013-01] |
E04C 5/0613 | . . . . | {Closed cages made of one single bent reinforcement mat} [2013-01] |
E04C 5/0618 | . . . . | {Closed cages with spiral- or coil-shaped stirrup rod} [2013-01] |
E04C 5/0622 | . . . . | {Open cages, e.g. connecting stirrup baskets (E04C 5/0609 takes precedence)} [2013-01] |
E04C 5/0627 | . . . | {Three-dimensional reinforcements composed of a prefabricated reinforcing mat combined with reinforcing elements protruding out of the plane of the mat (E04C 5/0645 takes precedence)} [2013-01] |
E04C 5/0631 | . . . . | {Reinforcing mats combined with separate prefabricated reinforcement cages or girders (E04C 5/064 takes precedence)} [2013-01] |
E04C 5/0636 | . . . | {Three-dimensional reinforcing mats composed of reinforcing elements laying in two or more parallel planes and connected by separate reinforcing parts (E04C 5/0645 takes precedence)} [2013-01] |
E04C 5/064 | . . . . | {the reinforcing elements in each plane being formed by, or forming a, mat of longitunal and transverse bars} [2013-01] |
E04C 5/0645 | . . . | {Shear reinforcements, e.g. shearheads for floor slabs} [2013-01] |
E04C 5/065 | . . . | Light-weight girders, e.g. with precast parts (light-weight girders in general E04C 3/08, E04C 3/294) [2013-01] |
E04C 5/0653 | . . . . | {with precast parts} [2013-01] |
E04C 5/0656 | . . . . . | {with lost formwork} [2013-01] |
E04C 5/07 | . | Reinforcing elements of material other than metal, e.g. of glass, of plastics, or not exclusively made of metal (metal elements with non-structural coatings E04C 5/01) [2013-01] |
E04C 5/073 | . . | {Discrete reinforcing elements, e.g. fibres} [2013-01] |
E04C 5/076 | . . . | {Specially adapted packagings therefor, e.g. for dosing} [2013-01] |
E04C 5/08 | . | Members specially adapted to be used in prestressed constructions {(production of reinforced objects in general B28B 23/00; prestressed structures produced in situ E04G 21/12)} [2013-01] |
E04C 5/085 | . . | {Tensile members made of fiber reinforced plastics} [2013-01] |
E04C 5/10 | . . | Ducts [2013-01] |
E04C 5/12 | . . |
E04C 5/122 | . . . | {the tensile members are anchored by wedge-action} [2013-01] |
E04C 5/125 | . . . | {the tensile members are profiled to ensure the anchorage, e.g. when provided with screw-thread, bulges, corrugations} [2013-01] |
E04C 5/127 | . . . | {The tensile members being made of fiber reinforced plastics} [2013-01] |
E04C 5/16 | . | Auxiliary parts for reinforcements, e.g. connectors, spacers, stirrups ({E04C 5/06 takes precedence;} tools connecting reinforcing elements E04G 21/12) [2013-01] |
E04C 5/161 | . . | {Protective caps for the ends of reinforcing bars} [2013-01] |
E04C 5/162 | . . | {Connectors or means for connecting parts for reinforcements (E04C 5/168 takes precedence)} [2013-01] |
E04C 5/163 | . . . | {the reinforcements running in one single direction} [2013-01] |
E04C 5/166 | . . . | {the reinforcements running in different directions} [2013-01] |
E04C 5/168 | . . | {Spacers connecting parts for reinforcements and spacing the reinforcements from the form} [2013-01] |
E04C 5/18 | . . |
E04C 5/20 | . . | of material other than metal or with only additional metal parts, e.g. concrete or plastics spacers with metal binding wires {(E04C 5/168 takes precedence)} [2013-01] |
E04C 5/201 | . . . | {Spacer blocks with embedded separate holding wire or clips} [2013-01] |
E04C 5/203 | . . . | {Circular and spherical spacers} [2013-01] |
E04C 5/205 | . . . | {Ladder or strip spacers} [2013-01] |
E04C 5/206 | . . . | {Spacers having means to adapt the spacing distance} [2013-01] |
E04C 5/208 | . . . | {Spacers especially adapted for cylindrical reinforcing cages} [2013-01] |