E - Fixed Constructions – 05 – F
Patent
E - Fixed Constructions
05
F
E05F 15/02 (2006.01) A62C 2/24 (2006.01) E05F 3/10 (2006.01) E05F 3/12 (2006.01) E05F 3/22 (2006.01) F15B 21/06 (2006.01) E05F 15/20 (2006.01)
Patent
CA 2147584
A door control device for use on a non-fire side of a fire-door mounted in a door frame in a fire-door safety installation has a door closer assembly filled with a hydraulic damping fluid and attached to a non-fire side of the fire-door by at least one fastener; a door control arm pivotally connected to the door frame at a first end and to the door closer assembly at a second end; and the hydraulic damping fluid is one of a group of fire resistant hydraulic fluids.
Downey William L.
Lasson Rex H.
Ross Roderick A. L.
Downey William L.
Lasson Rex H.
Ogilvy Renault Llp/s.e.n.c.r.l.,s.r.l.
Ross Roderick A. L.
Schlage Lock Company
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