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Safety fall arrestor and wind lock for vertical lift doors
A fall arrestor for use with a vertical lift door includes a pair of latching dogs selectively pivoted into and out of contact with a vertical rail by cam members and a compression mechanism actuated by a change in tension between a lift cable and the vertical lift door. The fall arrestor further includes a ground locking system for locking the door when the vertical lift door is completely closed. The fall arrestor is capable of preventing of free fall of the vertical lift door in a catastrophic failure of a lift mechanism or the lift cable.
Safety fall arrestor and wind lock for vertical lift doors
A fall arrestor for use with a vertical lift door includes a pair of latching dogs selectively pivoted into and out of contact with a vertical rail by cam members and a compression mechanism actuated by a change in tension between a lift cable and the vertical lift door. The fall arrestor further includes a ground locking system for locking the door when the vertical lift door is completely closed. The fall arrestor is capable of preventing of free fall of the vertical lift door in a catastrophic failure of a lift mechanism or the lift cable.
Safety fall arrestor and wind lock for vertical lift doors
KAOUNAS JOHN (Autor:in)
26.01.2016
Patent
Elektronische Ressource
Englisch
IPC:
E05D
Scharniere oder andere Aufhängevorrichtungen für Türen, Fenster oder Flügel
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HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS, OR WINGS