E - Fixed Constructions – 04 – D
Patent
E - Fixed Constructions
04
D
20/71
E04D 1/00 (2006.01) E04D 1/20 (2006.01) E04F 13/08 (2006.01)
Patent
CA 1328725
ABSTRACT OF THE DISCLOSURE: An insulating shingle board molded from a suitable insulating material is disclosed. The board is molded with recesses on its inner face to provide strengthening ribs and air insulating pockets. Grooves are provided to allow the pockets to breathe. Two sets of interlocking rib and slot are provided on the top and bottom edges of each board to lock the same to any upper or lower board in a fully weathertight manner. One of the set is made in one direction of movement between two boards to be interlocked, while the other set is made in a second direction of movement transverse to the first direction. A set of interlocking grooves is also provided on both side edges of each board to any lateral board in a fully weathertight manner.
506305
Beliveau Charles
Beliveau Jean-Louis
Paquette Jean-Paul
Beliveau Charles
Beliveau Jean-Louis
Paquette Jean-Paul
Robic
LandOfFree
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