Door drive and lock for a mass transit vehicle

Details Door drive and lock for a mass transit vehicle Door drive and lock for a mass transit vehicle

1999-04-23

2000-08-01

Redman, Jerry

Movable or removable closures

Operator interrelated with closure latch release

Motor driven

E05F 1500

Patent

active

060948671

ABSTRACT:
A power door operator for mounting overhead of a door opening in a mass transit vehicle for moving a door panel over and away from the door opening, including a base plate incorporating a rotary helical drive internal of a door hanger. The door panel is locked in a closed position by primary and secondary means preventing drive rotation and panel movement.

REFERENCES:
patent: 4091570 (1978-05-01), Favrel
patent: 4605108 (1986-08-01), Monot
patent: 5341598 (1994-08-01), Reddy
patent: 5893236 (1999-04-01), Krbec et al.

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