Movable or removable closures – Closures interconnected for concurrent movement – Louver-type closures
Patent
1977-09-30
1979-07-10
Downey, Kenneth
Movable or removable closures
Closures interconnected for concurrent movement
Louver-type closures
E06B 7086
Patent
active
041603435
ABSTRACT:
There is disclosed a heat insulating window shutter arrangement comprising a plurality of slats of organic polymeric foam material. The slats comprise configured side edges to mate substantially flush with complimentarily configured slats. The shutter mounting arrangement includes a convex deformable element in continuous engagement with an end surface of each slat.
REFERENCES:
patent: 4038781 (1977-08-01), Graham
patent: 4057936 (1978-11-01), Wyatt, Jr. et al.
Downey Kenneth
Moller G. Turner
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