Tandem sliding door operator

Details Tandem sliding door operator Tandem sliding door operator

E - Fixed Constructions

05

F

E05F 15/00 (2006.01) B61D 19/02 (2006.01) E05F 15/14 (2006.01) E06B 3/48 (2006.01)

Patent

CA 2314725

Door operator for opening, closing and locking at least one door panel on a transit vehicle. It has at least one base portion for mounting on the vehicle and at least one fixed support member attached to the base portion(s). It has door hanger(s) for attachment of the door panel(s) and moveable door support member(s) attached to the door hanger(s). The moveable door support member(s) engage the fixed support member(s) to support the door panel(s) while permitting opening and closing motions of the panel (s). The operator includes at least one door drive having base mounted portion(s) and hanger mounted portion(s), the hanger mounted portion(s) engaging the base mounted portion(s) to be moved thereby to move the panel(s) in opening and closing direction(s). The operator has a lock for securing the door panel(s) in closed position(s), the lock having a lock shaft which includes at least one primary lock means for preventing motion of the base mounted door drive portion(s) and at least one secondary lock means engaging the door hanger(s). The lock includes a lock shaft engaging means which rotates the lock shaft to a locking position when the door panel(s) are closed. The lock also has an unlocking actuator for unlocking the door panel(s), the unlocking actuator having a moveable portion connected to the lock shaft to rotate the lock shaft to the unlocking position.

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