E - Fixed Constructions – 06 – B
Patent
E - Fixed Constructions
06
B
E06B 5/08 (2006.01) E06B 1/26 (2006.01) E06B 1/32 (2006.01) E06B 1/40 (2006.01) E06B 3/30 (2006.01) E06B 3/78 (2006.01) E06B 5/01 (2006.01)
Patent
CA 2488027
Cellar or bulk head doors having sidewalls are provided which are made of a polymer and which are strong, durable, attractive, virtually maintenance free, easily assembled, have connection and anchorage points which allow the door assembly to be used over a wide temperature range without damage to the polymer parts making up the assembly and which has an opening preferably in one or both of the sidewalls for inserts such as a window, louver, screen or blank and which insert may be easily changed without tools for the purpose of providing light, ventilation, or security. The doors also may be extended from the structure being enclosed using opposed vertical extenders mated with a horizontal extender.
Jones Lawrence R.
Joyce Roger F.
Ridout & Maybee Llp
The Bilco Company
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