ELEVATOR DOOR DRIVE WITH LOCKING MECHANISM Russian patent published in 1995 - IPC

Abstract RU 2035374 C1

FIELD: elevator building. SUBSTANCE: control cam located on the upper end of the car door wing is hinge-joined to the door drive through a band drive means. The cam provides door opening and closing with low jerks on the side of closing and dog parallel link mechanism required for connection of the well door to the car door, connected to the control cam through a link. Located on the upper end of the same door wing, irrespective of the door drive design, is the locking mechanism with the car door lock striker installed for turning and electric safety contact. The car door lock striker has an unlocking control roller actuated by the double-arm lever, that is hinge-joined to the dog parallel link mechanism and control cam, then the car is in the zone of the storey door opening. EFFECT: enhanced reliability of operation. 6 cl, 9 dwg

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RU 2 035 374 C1

Authors

Jozef Khusmann[Ch]

Frants Vajngartner[Ch]

Dates

1995-05-20Published

1992-05-08Filed