Patent ID: 6332746
Filing Date: 2001-12-25
Classification: B60P

Abstract:
A locking mechanism for selectively restraining a roll-off container to a hoist bed of a container hoist also having a frame pivotally mounted to the hoist bed, the locking mechanism comprising:a guide; anda movable plate mounted in the guide, the movable plate being freely movable under the influence of gravity through the guide, between a locking position and an unlocking position so that:when the movable plate is in the locking position, the movable plate projects out from the guide so as to restrain the roll-off container; andwhen the movable plate is in the unlocking position, the movable plate is withdrawn into the guide away from the roll-off container to thereby release the roll-off container, the movable plate and guide cooperating so that the movable plate is urged out of the guide and into the locking position by the frame as the container hoist is moved to a transport orientation.