Door operator with locking mechanism

Details Door operator with locking mechanism Door operator with locking mechanism

1977-02-11

1978-05-09

Downey, Kenneth

Movable or removable closures

Closures interconnected for concurrent movement

Opposed similar movement

49122, 49280, E05F 1700

Patent

active

040879399

ABSTRACT:
Door operator for doors on a passenger carrying vehicle such as a bus or the like for moving a door between open and closed positions and having a locking mechanism with a lost motion action for unlocking the doors prior to the door opening cycle.

REFERENCES:
patent: 2419964 (1947-05-01), Newkirk
patent: 2893506 (1959-07-01), Daugirdas
patent: 3202414 (1965-08-01), Simmons et al.

Affiliated with

Also associated with

Rating

Door operator with locking mechanism does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Door operator with locking mechanism, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Door operator with locking mechanism will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-2350896