Crawl space access door assembly having frame with removable...

Details Crawl space access door assembly having frame with removable... Crawl space access door assembly having frame with removable...

2008-04-25

2010-10-19

Spahn, Gay Ann (Department: 3635)

Movable or removable closures

Removable closure

Releasable means on closure

C049S464000, C049S489100, C049S498100, C049S504000

Reexamination Certificate

active

07814707

ABSTRACT:
A crawl space access door assembly having a frame that can be installed while a foundation of a home or other structure and a door is under construction or retrofitted to an existing structure. The crawl space access door frame assembly is sized so as to accept a removable crawl space access door. Sidewall ribs are formed so as to extend from the outer sides of the first sidewall and the second sidewall of the frame and operate in mating relationship with a groove formed in the blocks used to create the frame of the structure to aid in securing the crawl space access door frame assembly to the structure.

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