(under the class definition) Device comprising force input means for imparting movement to the closure which is engaged by a vehicle passage user and includes (1) a cylindrical body movable about its longitudinal axis by traction wheels of the vehicle, or (2) a member movable along a guideway or track, or (3) an adjunct, carried by the vehicle for specific cooperation with an element of the operating mechanism.
SEE OR SEARCH THIS CLASS, SUBCLASS:
263+, for a treadle or lever actuator operable by the weight of the user.
SEE OR SEARCH CLASS
246, Railway Switches and Signals,
270+, for signals, switches, gates and other movable elements of that class actuated by the energy of the moving vehicle, either by direct mechanical connection or indirectly by springs, clockworks, etc., released by track-trips.