Lock for seat backs

摘要

Several locks for locking a seat back relative to a seat bottom are disclosed. The locks include members which are moveable into notches in a rod to lock the rod within a block. In one embodiment, an axially moveable pin forces a ball into a notch in the rod to lock the rod at a desired location. In a second embodiment, an axially moveable tooth is selectively moved into or out of a notch in the rod. In a third embodiment, a rotating cam forces a lock seat onto the rod to lock the rod at a desired location. Finally, a power driven embodiment is also disclosed.