Patent ID: 6929441

Claim:
A lifting device for moving a container between a pick-up position and a raised and inverted dump position relative to a base, the lifting device being moveable to a retracted position when not in use, the container having first and second spaced-apart engagement surfaces, the device comprising: (a) a base; (b) at least one lift arm having first and second ends, the first end being pivotally mounted relative to the base for rotation about a first axis; (c) at least one actuator arm having first and second ends, the first end being pivotally mounted relative to the base for rotation about a second axis displaced from-the first axis; (d) an insert member carried at the second end of one of the lift arm and the actuator arm; (e) an elongated sleeve member carried at the second end of the other of the lift arm and actuator arm and slidably receiving the insert member; (f) a first engagement member carried by the lift arm for engaging the first engagement surface of the container and a second engagement member carried by the actuator arm for engaging the second engagement surface of the container so as to secure the container as the container is moved between the pick-up and dump positions; and the sleeve member having an aperture extending partially alone the length thereof for receiving a portion of the lift arm when the lifting device is in the retracted position.