Elevator door lock

Details Elevator door lock Elevator door lock

B - Operations, Transporting

66

B

B66B 13/16 (2006.01) B66B 13/12 (2006.01) B66B 13/20 (2006.01)

Patent

CA 2042244

Abstract of the Disclosure A center opening, linkage driven elevator door system comprises: a single door lock; an air cord; a first hoistway door attached to the air cord; a second hoistway door having a stop in register with the air cord, the second hoistway door being locked by said lock; an abutment attaching to the air cord, the abutment contacting the stop attached to the second hoistway door when the first and second hoistway doors are closed such that the first hoistway door cannot move when the second hoistway door is locked, the abutment not contacting the stop during the opening of the doors due to the different relative speeds of the first and second hoistway doors. OT-932

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