Patent ID: 7185911

Claim:
A cart for transporting objects, said cart comprising: a base structure upon which the objects may be disposed, said base structure having posterior and anterior ends and opposing first and second sides; a pair of first wheels mounted to the base structure and disposed toward a first side of the base structure; a pair of second wheels mounted to the base structure and disposed toward a second side of the base structure; a housing mounted to the base structure and at least partially defining an interior channel, said housing extending in a longitudinal direction of the cart and being disposed midway along a width of the cart; an elongated tongue, said tongue having an inner end and an outer end, said tongue inner end being continuously disposed in the channel while said tongue outer end being adapted for connection to another cart, said elongated tongue being movable between a retracted position, wherein a majority of the tongue is disposed inside the channel, and an extended position, wherein a majority of the tongue is disposed outside the channel; and an actuator, said actuator having a proximal end and a distal end, said actuator proximal end being received in the housing and connected to the elongated tongue inner end, said actuator distal end being disposed laterally outward from the housing and the base structure so as to be at a position that is accessible for an operator on said first side of said base structure, wherein said actuator distal end is engaged and manipulated by the operator to move the tongue between the retracted and extended positions.