Access door
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United States of America Patent
Stats
-
Jul 17, 2007
Grant Date -
May 5, 2005
app pub date -
Sep 17, 2004
filing date -
Sep 19, 2003
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An access door has a rectangular outer frame adapted to be set in a wall and having two longitudinal sides and two transverse sides defining four corners and a rectangular inner frame congruent to the outer frame, having longitudinal and transverse sides and four corners, and dimensioned to fit within the outer frame. Hinges at corners at ends of one of the longitudinal sides hold the inner frame in the outer frame and allow pivoting of the inner frame in the outer frame generally about the one longitudinal side. Two transversely effective spring latches are provided at the other longitudinal side near ends thereof between the inner and outer frames, and two longitudinally effective spring latches are provided at the transverse sides near the other longitudinal side between the inner and outer frames.
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