Patent ID: 8287223

Claim:
A vehicle restraint for restraining a vehicle relative to a loading dock face, the vehicle restraint comprising: a track mountable to the loading dock face; a base vertically movable relative to the track; a hook supported by the base and being movable relative to the loading dock face such that the hook can move to selectively block and release the vehicle; a first upper module rotatably coupled to the base via an upper shaft that extends through the base to define a common pivot axis of the first upper module, the upper shaft is to enable limited movement of the first upper module relative to the base; a first upper set of rollers engaging the track and being rotatably mounted to the first upper module and a first lower set of rollers engaging the track and being rotatably mounted to the first upper module, the first upper set of rollers and the first lower set of rollers to pivot together relative to the track about the common pivot axis when the first upper module pivots about the common pivot axis relative to the track; a second upper module coupled to the upper shaft to enable movement of the second upper module relative to the base about the common pivot axis defined by the upper shaft; and a second upper set of rollers engaging the track and being rotatably mounted to the second upper module.