of ceramics, glass or concrete, with or without reinforcement
1
/
06
•
•
of metal
1
/
08
•
•
of plastics; of fibrous materials
1
/
10
•
•
of specified materials, or of combinations of materials, not covered by any one of groups E 04 D 1/04 to E 04 D 1/08
1
/
12
•
Roofing elements shaped as plain tiles or shingles, i.e. with flat outer surface (E 04 D 1/28, E 04 D 1/30 take precedence)
1
/
14
•
•
of slate material, with or without fastening means
1
/
16
•
•
of ceramics, glass or concrete, with or without reinforcement
1
/
18
•
•
of metal
1
/
20
•
•
of plastics, fibrous materials, or wood
1
/
22
•
•
of specified materials, or of combinations of materials, not covered by any one of groups E 04 D 1/14 to E 04 D 1/20
1
/
24
•
Roofing elements with cavities, e.g. hollow tiles (E 04 D 1/28 takes precedence)
1
/
26
•
Strip-shaped roofing elements appearing as a row of shingles
1
/
28
•
Roofing elements comprising two or more layers, e.g. for insulation
1
/
30
•
Special roof-covering elements, e.g. ridge tiles, gutter tiles, gable tiles, ventilation tiles (E 04 D 3/40 takes precedence; roof covering aspects of energy collecting devices E 04 D 13/18)
1
/
34
•
Fastenings for attaching roof-covering elements to the supporting elements
1
/
36
•
Devices for sealing the spaces or joints between roof-covering elements (sealing joints not restricted to roof covering elements E 04 B 1/68)
3
/
00
Roof covering by making use of flat or curved slabs or stiff sheets (E 04 D 1/00 takes precedence; built-up roofs E 04 D 11/02)
3
/
02
•
of plane slabs, slates, or sheets, or in which the cross-section is unimportant (E 04 D 3/35 takes precedence)
3
/
04
•
•
of concrete or ceramics (of asbestos cement E 04 D 3/18)
3
/
06
•
•
of glass or other translucent material; Fixing means therefor (fixing glass panes by means applicable to windows E 06 B 3/54)
3
/
08
•
•
•
with metal glazing bars
3
/
14
•
•
•
with glazing bars of other material, e.g. of glass
with special cross-section, e.g. with corrugations on both sides, with ribs, flanges, or the like (E 04 D 3/35 takes precedence)
3
/
26
•
•
of concrete or ceramics
3
/
28
•
•
of glass
3
/
30
•
•
of metal
3
/
32
•
•
of plastics, fibrous materials, or asbestos cement
3
/
34
•
•
of specified materials, or of combinations of materials, not covered by any one of groups E 04 D 3/26 to E 04 D 3/32
3
/
35
•
Roofing slabs or stiff sheets comprising two or more layers, e.g. for insulation
3
/
36
•
Connecting; Fastening
Note
In groups E 04 D 3/361 to E 04 D 3/368, additional small fastening elements, e.g. nails, screws, are not to be considered to be separate connecting elements.
3
/
361
•
•
by specially-profiled marginal portions of the slabs or sheets
3
/
362
•
•
•
by locking the edge of one slab or sheet within the profiled marginal portion of the adjacent slab or sheet, e.g. using separate connecting elements
3
/
363
•
•
•
with snap action [4]
3
/
3645
•
•
•
by interference fitting [4]
3
/
365
•
•
by simple overlapping of the marginal portions with use of separate connecting elements, e.g. hooks or bolts for corrugated sheets
3
/
366
•
•
by closing the space between the slabs or sheets by gutters, bulges, or bridging elements, e.g. strips
3
/
367
•
•
by permanent deformation of the marginal portions of adjacent slabs or sheets, e.g. by folding the edges [4]
3
/
368
•
•
by forcing together the marginal portions of adjacent slabs or sheets
3
/
369
•
•
by welding of the marginal portions of adjacent slabs or sheets
3
/
38
•
Devices for sealing spaces or joints between roof-covering elements (E 04 D 3/36 takes precedence; sealing joints not restricted to roof covering elements E 04 B 1/68)
3
/
40
•
Slabs or sheets locally modified for auxiliary purposes, e.g. for resting on walls, for serving as guttering; Elements for particular purposes, e.g. ridge elements, specially designed for use in conjunction with slabs or sheets (roof covering aspects of energy collecting devices E 04 D 13/18)
