Position control hydraulic snubber

Positional control device for sectional doors

Power actuated hinge device

Power actuated operator for windows and the like

Power adjustment size indicator for a door closer

Power apparatus for intermittently powered equipment

Power beam for rotating structural member

Power bus and structure for a barrier movement operator

Power conversion unit and method of providing power to a...

Power door drive and door support having motor operated locks

Power door drive system and lock

Power door operating device

Power door operator for multi-passenger mass transit vehicles

Power door operator having a drive member function as a...

Power door operator having rotary drive and drive operated...

Power drive mechanism for a motor vehicle liftgate

Power driven venting of a vehicle

Power lift gate actuator

Power operated door apparatus having manually movable door

Power operated window regulator mechanism