Movable or removable closures – With specified means to effect emergency release to closure
Patent
1997-01-21
1998-07-28
Redman, Jerry
Movable or removable closures
With specified means to effect emergency release to closure
49139, 49360, E05B 6510
Patent
active
057848319
ABSTRACT:
A window propelling system for rapidly opening a window or door. The window propelling system is designed for installation with existing units and preferably includes a lift assembly, a cylinder assembly, a hammer assembly, a firing assembly and a secondary triggering assembly. The lift assembly includes a lift cable attached at opposite ends to the window or door. The cylinder assembly includes a piston cable which drives the lift cable during emergency opening. The cylinder assembly, in turn, is actuated by the firing assembly in response to operation of the hammer assembly. The hammer assembly is released by either an interior trigger or the secondary trigger assembly.
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