(under subclass 15) Apparatus including means for actuating the movement preventing means, said first means being capable of causing a predetermined period of time to elapse before actuation of the movement preventing means is effected.
(1) Note. A device in which the movement preventing means is actuated by a fluid pressure responsive member, which device includes adjustable throttling means in a fluid conduit to said fluid pressure responsive member to regulate the flow of fluid to said member to vary the time required to sufficiently increase the fluid pressure to said member to actuate the movement preventing means after initiating flow of such fluid in the conduit, is included under this definition.
