Patent ID: 8029228

Claim:
An apparatus for loading and unloading of a container, having a front roller means, upon a roll-off vehicle having a frame comprising: a) a subframe means attachable fixedly directly to the frame of the roll-off vehicle; b) a top frame means pivotally movably secured to said subframe means and defining an upper support surface for receiving of a container positioned thereupon; c) a lifting means attached to said subframe means and said top frame means and being operative to move said top frame means between an lifted position vertically inclined with respect to said subframe means to facilitate loading and unloading of containers and a lowered position to facilitate transport of a container selectively attached with respect to the roll-off vehicle; d) a container movement control means secured to said top frame means and attachable with respect to a container to facilitate moving of a container onto said upper support surface of said top frame means in a loaded position and to facilitate removing of a container from said upper support surface of said top frame means to an unloaded position; and e) a container locking means for detachably securing a container with respect to said top frame means responsive to positioning of the container in the loaded position, the locking means adapted to engage the front roller means of the container to facilitate securing of the container with respect to said top frame means responsive to positioning of the container in the loaded position, said container locking means including: 1) a front hook means fixedly secured to said top frame means and adapted to engage the front roller means of a container for selective locking thereof with respect to said top frame means responsive to positioning of the container in the loaded position; and 2) a locking strut means secured to said subframe means and extending outwardly therefrom to a position generally adjacent said front hook means to prevent disengagement of the front roller means of a container from engagement with said front hook means responsive to positioning of a container in the loaded position, the locking strut means comprising a pair of locking struts having planar guide surfaces.