Movable or removable closures – With specified means to effect emergency release to closure
Patent
1980-11-10
1983-11-15
Kannan, Philip C.
Movable or removable closures
With specified means to effect emergency release to closure
49395, E05B 6510, E05C 1502
Patent
active
044147775
ABSTRACT:
A break away wall structure including a door panel aligned edge to edge with a wall panel. The wall panel is locked in place by spring-loaded plungers which can be actuated by a handle kept from normal use. In the event of panic, due to a fire or an explosion, the force of the explosion or the pressure of people against the wall panel will force the wall panel open causing the door panel to open with the wall panel.
REFERENCES:
patent: 2869486 (1959-01-01), Scites
patent: 3462182 (1969-08-01), Schacht
patent: 3724130 (1973-04-01), Bogue
patent: 3940886 (1976-03-01), Ellingson, Jr.
patent: 4164095 (1979-08-01), Musacchia
patent: 4283882 (1981-08-01), Hubbard et al.
Kannan Philip C.
Maier, III John
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