|  | E |
SECTION E — FIXED CONSTRUCTIONS

BUILDING

|  | E04 |
BUILDING (layered materials, layered products in general Fulltext... Hierarchy... Expanded...B32B)

|  | E04B |
GENERAL BUILDING CONSTRUCTIONS; WALLS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS (border constructions of openings for doors, windows, or the like Fulltext... Hierarchy... Expanded...E06B 1/00)

|  | E04B 1/00 |
Constructions in general; Structures which are not restricted either to walls or floors or ceilings or roofs (scaffolds, shutterings Fulltext... Hierarchy... Expanded...E04G; structures specially adapted for buildings for special purposes, general layout of buildings, e.g. modular co-ordination, Fulltext... Hierarchy... Expanded...E04H; the particular parts of buildings, see the relevant groups for those parts)

|  | E04B 1/02 |
· | Structures consisting primarily of load-supporting, block-shaped or slab-shaped elements (Fulltext... Hierarchy... Expanded...Fulltext... Hierarchy... Expanded...E04B 1/32-E04B 1/36 take precedence)

|  | E04B 1/04 |
· · | the elements consisting of concrete, e.g. reinforced concrete, or other stone-like material

|  | E04B 1/06 |
· · · | the elements being prestressed

|  | E04B 1/08 |
· · | the elements consisting of metal

|  | E04B 1/10 |
· · | the elements consisting of wood

|  | E04B 1/12 |
· · | the elements consisting of other material

|  | E04B 1/14 |
· · | the elements being composed of two or more materials (of reinforced concrete Fulltext... Hierarchy... Expanded...E04B 1/04)

|  | E04B 1/16 |
· | Structures made from masses, e.g. concrete, cast or similarly formed in situ with or without making use of additional elements, such as permanent forms, sub-structures to be coated with load-bearing material (Fulltext... Hierarchy... Expanded...Fulltext... Hierarchy... Expanded...E04B 1/32-E04B 1/36 take precedence)

|  | E04B 1/18 |
· | Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons (Fulltext... Hierarchy... Expanded...Fulltext... Hierarchy... Expanded...E04B 1/32-E04B 1/36 take precedence; elongated load-supporting parts as elements, trusses, truss-like structures Fulltext... Hierarchy... Expanded...E04C 3/00)

|  | E04B 1/19 |
· · | Three-dimensional framework structures [2]

|  | E04B 1/20 - E04B 1/30 |
Note(s) Sub-group Fulltext... Hierarchy... Expanded...E04B 1/19 takes precedence over sub-groups Fulltext... Hierarchy... Expanded...Fulltext... Hierarchy... Expanded...E04B 1/20-E04B 1/30.

|  | E04B 1/20 |
· · | the supporting parts consisting of concrete, e.g. reinforced concrete, or other stone-like material

|  | E04B 1/21 |
· · · | Connections specially adapted therefor [2]

|  | E04B 1/22 |
· · · | with parts being prestressed

|  | E04B 1/24 |
· · | the supporting parts consisting of metal

|  | E04B 1/26 |
· · | the supporting parts consisting of wood

|  | E04B 1/28 |
· · | the supporting parts consisting of other material

|  | E04B 1/30 |
· · | the supporting parts being composed of two or more materials; Composite steel and concrete constructions (of reinforced concrete Fulltext... Hierarchy... Expanded...E04B 1/20)

|  | E04B 1/32 |
· | Arched structures; Vaulted structures; Folded structures (vaulted roofs Fulltext... Hierarchy... Expanded...E04B 7/08)

|  | E04B 1/34 |
· | Extraordinary structures, e.g. with suspended or cantilever parts supported by masts or tower-like structures enclosing elevators or stairs; Features relating to the elastic stability (Fulltext... Hierarchy... Expanded...E04B 1/342, Fulltext... Hierarchy... Expanded...E04B 1/343, Fulltext... Hierarchy... Expanded...E04B 1/348 take precedence; for floors Fulltext... Hierarchy... Expanded...E04B 5/43; buildings for special purposes, e.g. withstanding earthquake, Fulltext... Hierarchy... Expanded...E04H)

|  | E04B 1/342 |
· | Structures covering a large free area, whether open-sided or not, e.g. hangars, halls (roof trusses Fulltext... Hierarchy... Expanded...E04C 3/00; non-structural features for specified purposes, see the relevant groups of Fulltext... Hierarchy... Expanded...E04H)

|  | E04B 1/343 |
· | Structures characterised by movable, separable, or collapsible parts, e.g. for transport (movable roof parts Fulltext... Hierarchy... Expanded...E04B 7/16; floatable buildings Fulltext... Hierarchy... Expanded...B63B; small prefabricated buildings, transportable as a whole, Fulltext... Hierarchy... Expanded...E04H 1/12; small garages Fulltext... Hierarchy... Expanded...E04H 6/02)

|  | E04B 1/344 |
· · | with hinged parts

|  | E04B 1/345 |
· · | Inflated or air-supported structures (inflatable forms Fulltext... Hierarchy... Expanded...E04G 11/04)

|  | E04B 1/346 |
· · | Rotary buildings; Buildings with rotary units, e.g. rooms

|  | E04B 1/347 |
· · | Tent-like buildings, i.e. with flexible skins suspended from, or resting on, supports; Tents for building-like purposes, e.g. marquees (tents for a small number of persons Fulltext... Hierarchy... Expanded...A45F 1/00)

|  | E04B 1/348 |
· | Structures composed of units comprising at least considerable parts of two sides of a room, e.g. box-like or cell-like units closed or in skeleton form (wall units locating conduits or the like Fulltext... Hierarchy... Expanded...E04C 2/52)

|  | E04B 1/35 |
· | Extraordinary methods of construction, e.g. lift-slab, jack-block (Fulltext... Hierarchy... Expanded...E04B 1/34 takes precedence; falsework, shuttering Fulltext... Hierarchy... Expanded...E04G 11/00; conveying or assembling of building materials Fulltext... Hierarchy... Expanded...E04G 21/00; working measures on existing buildings Fulltext... Hierarchy... Expanded...E04G 23/00)

|  | E04B 1/36 |
· | Bearings or like supports allowing movement (for bridges Fulltext... Hierarchy... Expanded...E01D 19/04; buildings withstanding earthquake Fulltext... Hierarchy... Expanded...E04H 9/02)

|  | E04B 1/38 |
· | Connections for building structures in general (specially adapted for particular parts, see the groups for those parts, for special elements Fulltext... Hierarchy... Expanded...E04C)

|  | E04B 1/40 |
· · | Separate connecting elements (for forms, falsework, or shutterings Fulltext... Hierarchy... Expanded...E04G 17/00; releasable clips or clamps, hooks, wedges, wall-dowels, nails, bolts, rivets, screws, wood-screws Fulltext... Hierarchy... Expanded...F16B)

|  | E04B 1/41 |
· · · | Connecting devices designed for being embedded in concrete or masonry (spacers for cavity walls Fulltext... Hierarchy... Expanded...E04B 2/30, Fulltext... Hierarchy... Expanded...E04B 2/44; connectors for reinforcing elements Fulltext... Hierarchy... Expanded...E04C 5/16; fastening frames to the border of openings Fulltext... Hierarchy... Expanded...E06B 1/56)

|  | E04B 1/48 |
· · · | Dowels, i.e. members adapted to penetrate the surfaces of two parts and to take the shear stresses

|  | E04B 1/49 |
· · · · | with self-penetrating parts, e.g. claw dowels

|  | E04B 1/54 |
· · | Joints substantially without separate connecting elements, e.g. jointing by interengagement (welded, glued, or the like joints, in general Fulltext... Hierarchy... Expanded...F16B)

|  | E04B 1/56 |
· · | Connections not provided for in groups Fulltext... Hierarchy... Expanded...Fulltext... Hierarchy... Expanded...E04B 1/40-E04B 1/54

|  | E04B 1/58 |
· · · | of bar-shaped building elements

|  | E04B 1/60 |
· · · | of slab-shaped building elements mutually or with other building parts

|  | E04B 1/62 |
· | Insulation or other protection; Elements and use of specified material therefor (chemical compositions Fulltext... Hierarchy... Expanded...Fulltext... Hierarchy... Expanded...C01-C11; implements for applying insulation or sealings Fulltext... Hierarchy... Expanded...E04F 21/00; buildings to withstand, or to provide protection against, external undesired influences Fulltext... Hierarchy... Expanded...E04H 9/00; shielding against dangerous radiation Fulltext... Hierarchy... Expanded...G21F; constructions of particular parts of buildings, see the relevant groups for those parts)

|  | E04B 1/64 |
· · | for making damp-proof; Protection against corrosion (sealings Fulltext... Hierarchy... Expanded...E04B 1/66)

|  | E04B 1/66 |
· · | Sealings (additions of anti-leak properties to plaster Fulltext... Hierarchy... Expanded...C04B; bituminous sealing masses Fulltext... Hierarchy... Expanded...C10; sealings for engineering work in general Fulltext... Hierarchy... Expanded...E02B 3/16; against ground humidity or ground water Fulltext... Hierarchy... Expanded...E02D 31/02; coverings against rain or other precipitations of the atmosphere Fulltext... Hierarchy... Expanded...E04D; composition of material or manufacture of sealing foils, see the relevant classes for these foils)

|  | E04B 1/68 |
· · · | of joints, e.g. dilatation joints

|  | E04B 1/70 |
· · | Drying or keeping dry, e.g. by air vents (by sealings Fulltext... Hierarchy... Expanded...E04B 1/66; during erection Fulltext... Hierarchy... Expanded...E04G 21/28)

|  | E04B 1/72 |
· · | Pest control (by keeping dry Fulltext... Hierarchy... Expanded...E04B 1/70; impregnation of wood or like materials Fulltext... Hierarchy... Expanded...B27K)

|  | E04B 1/74 |
· · | Heat, sound or noise insulation, absorption, or reflection (forms of, or arrangements in, rooms for influencing or directing sound Fulltext... Hierarchy... Expanded...E04B 1/99); Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls (fire protection Fulltext... Hierarchy... Expanded...E04B 1/94; elements chiefly adapted for structural purposes Fulltext... Hierarchy... Expanded...E04C 1/00, Fulltext... Hierarchy... Expanded...E04C 2/00; chiefly adapted for surface coverings Fulltext... Hierarchy... Expanded...E04F 13/00; as underlayers for floor coverings Fulltext... Hierarchy... Expanded...E04F 15/18; closures for wall or like openings Fulltext... Hierarchy... Expanded...E06B)

|  | E04B 1/76 |
· · · | specifically with respect to heat only (heat insulation in general Fulltext... Hierarchy... Expanded...F16L 59/00)

|  | E04B 1/78 |
· · · · | Heat insulating elements

|  | E04B 1/80 |
· · · · · | slab-shaped

|  | E04B 1/82 |
· · · | specifically with respect to sound only (of floors or sealings Fulltext... Hierarchy... Expanded...E04B 5/52; or flooring Fulltext... Hierarchy... Expanded...E04F 15/20; noise damping in ducts or channels Fulltext... Hierarchy... Expanded...E04F 17/00; noise damping in general Fulltext... Hierarchy... Expanded...G10K 11/00)

|  | E04B 1/84 |
· · · · | Sound-absorbing elements

|  | E04B 1/86 |
· · · · · | slab-shaped

|  | E04B 1/88 |
· · · | Insulating elements for both heat and sound

|  | E04B 1/90 |
· · · · | slab-shaped

|  | E04B 1/92 |
· · | Protection against other undesired influences or dangers (buildings providing protection against external dangers Fulltext... Hierarchy... Expanded...E04H 9/00; shielding against dangerous radiation Fulltext... Hierarchy... Expanded...G21F)

|  | E04B 1/94 |
· · · | against incendiary damage (fire-fighting Fulltext... Hierarchy... Expanded...A62C; impregnation of wood or like materials Fulltext... Hierarchy... Expanded...B27K)

|  | E04B 1/98 |
· · · | against vibrations or shocks (on foundations Fulltext... Hierarchy... Expanded...E02D 31/08); against mechanical destruction, e.g. by air-raids (against incendiary damage only Fulltext... Hierarchy... Expanded...E04B 1/94; finishing work therefor Fulltext... Hierarchy... Expanded...E04F; buildings withstanding earthquake or the like, shelters, arrangements of splinter-catching walls Fulltext... Hierarchy... Expanded...E04H 9/00)

|  | E04B 1/99 |
· | Room acoustics, i.e. forms of, or arrangements in, rooms for influencing or directing sound (Fulltext... Hierarchy... Expanded...E04B 1/82 takes precedence; acoustics in general Fulltext... Hierarchy... Expanded...G10K 11/00)

|  | E04B 2/00 |
Walls or partitions for buildings; Wall construction with regard to insulation; Connections specially adapted to walls (connections for building structures in general Fulltext... Hierarchy... Expanded...E04B 1/38; insulation per se Fulltext... Hierarchy... Expanded...E04B 1/62; building elements of relatively thin form for parts of buildings Fulltext... Hierarchy... Expanded...E04C 2/00)

|  | E04B 2/02 |
· | built-up from layers of building elements

|  | E04B 2/04 |
· · | Walls having neither cavities between, nor in, the solid elements

|  | E04B 2/06 |
· · · | using elements having specially-designed means for stabilising the position

|  | E04B 2/08 |
· · · · | by interlocking of projections or inserts with indentations, e.g. of tongues, grooves, dovetails

|  | E04B 2/10 |
· · · · | by filling material with or without reinforcements in small channels in, or in grooves between, the elements

|  | E04B 2/12 |
· · · | using elements having a general shape differing from that of a parallelepiped

|  | E04B 2/14 |
· · | Walls having cavities in, but not between, the elements, i.e. each cavity being enclosed by at least four sides forming part of one single element

|  | E04B 2/16 |
· · · | using elements having specially designed means for stabilising the position

|  | E04B 2/18 |
· · · · | by interlocking of projections or inserts with indentations, e.g. of tongues, grooves, dovetails

|  | E04B 2/20 |
· · · · | by filling material with or without reinforcements in small channels in, or in grooves between, the elements

|  | E04B 2/22 |
· · · | using elements having a general shape differing from that of a parallelepiped

|  | E04B 2/24 |
· · · | the walls being characterised by fillings in some of the cavities forming load-bearing pillars or beams

|  | E04B 2/26 |
· · · | the walls being characterised by fillings in all cavities in order to form a wall construction

|  | E04B 2/28 |
· · | Walls having cavities between, but not in, the elements; Walls of elements each consisting of two or more parts kept in distance by means of spacers, all parts being solid

|  | E04B 2/30 |
· · · | using elements having specially designed means for stabilising the position; Spacers for cavity walls

|  | E04B 2/32 |
· · · · | by interlocking of projections or inserts with indentations, e.g. of tongues, grooves, dovetails

|  | E04B 2/34 |
· · · · | by filling material with or without reinforcements in small channels in, or in grooves between, the elements

|  | E04B 2/36 |
· · · | using elements having a general shape differing from that of a parallelepiped

|  | E04B 2/38 |
· · · | the walls being characterised by fillings in some of the cavities forming load-bearing pillars or beams

|  | E04B 2/40 |
· · · | the walls being characterised by fillings in all cavities in order to form a wall construction

|  | E04B 2/42 |
· · | Walls having cavities between, as well as in, the elements; Walls of elements each consisting of two or more parts, kept in distance by means of spacers, at least one of the parts having cavities

|  | E04B 2/44 |
· · · | using elements having specially designed means for stabilising the position; Spacers for cavity walls

|  | E04B 2/46 |
· · · · | by interlocking of projections or inserts with indentations, e.g. of tongues, grooves, dovetails

|  | E04B 2/48 |
· · · · | by filling material with or without reinforcements in small channels in, or in grooves between, the elements

|  | E04B 2/50 |
· · · | using elements having a general shape differing from that of a parallelepiped

|  | E04B 2/52 |
· · · | the walls being characterised by fillings in some of the cavities forming load-bearing pillars or beams

|  | E04B 2/54 |
· · · | the walls being characterised by fillings in all cavities in order to form a wall construction

|  | E04B 2/56 |
· | Walls or partitions of framework or pillarwork; Walls incorporating load-bearing elongated members (Fulltext... Hierarchy... Expanded...E04B 2/74, Fulltext... Hierarchy... Expanded...E04B 2/88 take precedence; pillars Fulltext... Hierarchy... Expanded...E04C 3/30)

|  | E04B 2/58 |
· · | with elongated members of metal

|  | E04B 2/60 |
· · · | characterised by special cross-section of the elongated members

|  | E04B 2/62 |
· · · · | the members being formed of two or more elements in side-by-side relationship

|  | E04B 2/64 |
· · | with elongated members of concrete

|  | E04B 2/66 |
· · · | characterised by special cross-section of the elongated members

|  | E04B 2/68 |
· · · | made by filling-up wall cavities (Fulltext... Hierarchy... Expanded...E04B 2/24, Fulltext... Hierarchy... Expanded...E04B 2/38, Fulltext... Hierarchy... Expanded...E04B 2/52 take precedence)

|  | E04B 2/70 |
· · | with elongated members of wood

|  | E04B 2/72 |
· | Walls or partitions of elements of relatively thin form (Fulltext... Hierarchy... Expanded...E04B 2/56, Fulltext... Hierarchy... Expanded...E04B 2/74, Fulltext... Hierarchy... Expanded...E04B 2/88 take precedence; with joint fillings acting as framework or pillars Fulltext... Hierarchy... Expanded...E04B 2/68; elements Fulltext... Hierarchy... Expanded...E04C 2/00)

|  | E04B 2/74 |
· | Removable non-load-bearing partitions; Partitions with a free upper edge (framed panels Fulltext... Hierarchy... Expanded...E04C 2/38)

|  | E04B 2/76 |
· · | with framework or posts of metal

|  | E04B 2/78 |
· · · | characterised by special cross-section of the frame members

|  | E04B 2/80 |
· · | with framework or posts of wood

|  | E04B 2/82 |
· · | characterised by the manner in which edges are connected to the building; Means therefor; Special details of easily-removable partitions

|  | E04B 2/84 |
· | Walls made by casting, pouring, or tamping in situ (Fulltext... Hierarchy... Expanded...E04B 2/02, Fulltext... Hierarchy... Expanded...E04B 2/56 take precedence; forms therefor Fulltext... Hierarchy... Expanded...E04G 11/06; working of concrete or similar masses able to be cast or poured in situ Fulltext... Hierarchy... Expanded...E04G 21/02)

|  | E04B 2/86 |
· · | made in permanent forms

|  | E04B 2/88 |
· | Curtain walls

|  | E04B 5/00 |
Floors; Ceilings; Constructions of floors or ceilings with regard to insulation; Connections uniquely adapted therefor (elements for floors, e.g. bricks, stones, filling bodies, girders for floors, Fulltext... Hierarchy... Expanded...E04C; flooring as finishing work, insulation of flooring, sectional false floors, e.g. for computers, Fulltext... Hierarchy... Expanded...E04F 15/024)

|  | E04B 5/02 |
· | Load-carrying floor structures formed substantially of prefabricated units (Fulltext... Hierarchy... Expanded...Fulltext... Hierarchy... Expanded...E04B 5/43-E04B 5/48 take precedence; floors merely characterised by the filling members Fulltext... Hierarchy... Expanded...E04C 1/34)

|  | E04B 5/04 |
· · | with beams of concrete or other stone-like material, e.g. asbestos cement (Fulltext... Hierarchy... Expanded...E04B 5/08, Fulltext... Hierarchy... Expanded...E04B 5/14 take precedence)

|  | E04B 5/06 |
· · · | placed against one another

|  | E04B 5/08 |
· · | assembled of block-shaped elements, e.g. hollow stones (Fulltext... Hierarchy... Expanded...E04B 5/14 takes precedence; floors composed of reinforced brickwork Fulltext... Hierarchy... Expanded...E04B 5/44)

|  | E04B 5/10 |
· · | with metal beams or girders, e.g. with steel lattice girders (Fulltext... Hierarchy... Expanded...E04B 5/14 takes precedence)

|  | E04B 5/12 |
· · | with wooden beams (Fulltext... Hierarchy... Expanded...E04B 5/14 takes precedence)

|  | E04B 5/14 |
· · | with beams or girders laid in two directions

|  | E04B 5/16 |
· | Load-carrying floor structures wholly or partly cast or similarly formed in situ (Fulltext... Hierarchy... Expanded...Fulltext... Hierarchy... Expanded...E04B 5/43-E04B 5/48 take precedence; floors merely characterised by the prefabricated elements Fulltext... Hierarchy... Expanded...E04C)

|  | E04B 5/17 |
· · | Floor structures partly formed in situ

|  | E04B 5/18 |
· · · | with stiffening ribs or other beam-like formations wholly cast between filling members

|  | E04B 5/19 |
· · · · | the filling members acting as self-supporting permanent forms (Fulltext... Hierarchy... Expanded...E04B 5/21 takes precedence)

|  | E04B 5/21 |
· · · · | Cross-ribbed floors

|  | E04B 5/23 |
· · · | with stiffening ribs or other beam-like formations wholly or partly prefabricated (with all load-carrying parts substantially consisting of prefabricated units Fulltext... Hierarchy... Expanded...E04B 5/02)

|  | E04B 5/26 |
· · · · | with filling members between the beams (Fulltext... Hierarchy... Expanded...E04B 5/28 takes precedence)

|  | E04B 5/28 |
· · · · | Cross-ribbed floors

|  | E04B 5/29 |
· · · · | the prefabricated parts of the beams consisting wholly of metal (Fulltext... Hierarchy... Expanded...E04B 5/28 takes precedence)

|  | E04B 5/32 |
· · | Floor structures wholly cast in situ with or without form units or reinforcements

|  | E04B 5/36 |
· · · | with form units as part of the floor

|  | E04B 5/38 |
· · · · | with slab-shaped form units acting simultaneously as reinforcement; Form slabs with reinforcements extending laterally outside the element

|  | E04B 5/40 |
· · · · · | with metal form slabs

|  | E04B 5/43 |
· | Floor structures of extraordinary design; Features relating to the elastic stability; Floor structures specially designed for resting on columns only, e.g. mushroom floors (extraordinary constructions in general Fulltext... Hierarchy... Expanded...E04B 1/34)

|  | E04B 5/44 |
· | Floors composed of stones, mortar, and reinforcing elements (with inserts of glass Fulltext... Hierarchy... Expanded...E04B 5/46)

|  | E04B 5/46 |
· | Special adaptations of floors for transmission of light, e.g. by inserts of glass (of ceilings Fulltext... Hierarchy... Expanded...E04B 5/62; block-shaped elements Fulltext... Hierarchy... Expanded...E04C 1/42; slab- or sheet-shaped elements Fulltext... Hierarchy... Expanded...E04C 2/54; for roof covering Fulltext... Hierarchy... Expanded...E04D 3/06)

|  | E04B 5/48 |
· | Special adaptations of floors for incorporating ducts, e.g. for heating or ventilating (in block-shaped elements Fulltext... Hierarchy... Expanded...E04C 1/39; in slab- or sheet-shaped elements Fulltext... Hierarchy... Expanded...E04C 2/52)

|  | E04B 5/52 |
· | Constructions of ceilings, e.g. false ceilings (ceilings used as forms for making floors, see the relevant groups for the floors; ceilings formed as a simple covering or lining Fulltext... Hierarchy... Expanded...E04F 13/00)

|  | E04B 5/52 |
Note(s) The term "ceiling" includes all the finishing material concealing the underside of the load-carrying structure or roof structure.

|  | E04B 5/54 |
· · | comprising slabs, sheets, or the like (Fulltext... Hierarchy... Expanded...Fulltext... Hierarchy... Expanded...E04B 5/58-E04B 5/62 take precedence; slabs, sheets, or the like per se Fulltext... Hierarchy... Expanded...E04C 2/00)

|  | E04B 5/55 |
· · · | Construction of supporting means therefor, e.g. framework

|  | E04B 5/57 |
· · · · | Means for connecting slabs or sheets to their supports (connections for building structures in general Fulltext... Hierarchy... Expanded...Fulltext... Hierarchy... Expanded...E04B 1/38-E04B 1/60, especially Fulltext... Hierarchy... Expanded...E04B 1/60)

|  | E04B 5/58 |
· · | Suspension means adjustable in vertical or horizontal direction

|  | E04B 5/60 |
· · | supported only at the edges

|  | E04B 5/62 |
· · | Translucent sub-ceilings, e.g. glass ceilings, grid-like ceilings

|  | E04B 7/00 |
Roofs (structures for roofs as well as for floors Fulltext... Hierarchy... Expanded...E04B 5/00; ceilings Fulltext... Hierarchy... Expanded...E04B 5/52; greenhouses Fulltext... Hierarchy... Expanded...A01G 9/14; floating roofs for container Fulltext... Hierarchy... Expanded...B65D 87/18; self-supporting roof slabs Fulltext... Hierarchy... Expanded...E04C 2/50; roof trusses, truss-like structures, joists Fulltext... Hierarchy... Expanded...E04C 3/02; roof covering Fulltext... Hierarchy... Expanded...E04D)

|  | E04B 7/02 |
· | with plane sloping surfaces, e.g. saddle roofs (Fulltext... Hierarchy... Expanded...E04B 7/12 takes precedence)

|  | E04B 7/04 |
· · | supported by horizontal beams or the equivalent resting on the walls (Fulltext... Hierarchy... Expanded...E04B 7/06 takes precedence)

|  | E04B 7/06 |
· · | Constructions of roof intersections or hopped ends

|  | E04B 7/08 |
· | Vaulted roofs (Fulltext... Hierarchy... Expanded...E04B 7/14 takes precedence; vaulted structures in general Fulltext... Hierarchy... Expanded...E04B 1/32; inflatable roofs Fulltext... Hierarchy... Expanded...E04B 1/345; inflatable forms Fulltext... Hierarchy... Expanded...E04G 11/04)

|  | E04B 7/10 |
· · | Shell structures, e.g. of hyperbolic-parabolic shape; Grid-like formations acting as shell structures; Folded structures

|  | E04B 7/12 |
· | formed in bays, e.g. sawtooth roofs (Fulltext... Hierarchy... Expanded...E04B 7/10 takes precedence)

|  | E04B 7/14 |
· | Suspended roofs (tent-like buildings, e.g. with flexible skins acting as part of the structure, Fulltext... Hierarchy... Expanded...E04B 1/347)

|  | E04B 7/16 |
· | Roof structures with movable roof parts (buildings for special purposes Fulltext... Hierarchy... Expanded...E04H)

|  | E04B 7/18 |
· | Special structures in or on roofs, e.g. dormer windows (in connection with roof coverings Fulltext... Hierarchy... Expanded...E04D 13/00, especially domes Fulltext... Hierarchy... Expanded...E04D 13/03)