Patent ID: 6409186
Filing Date: 2002-06-25
Classification: A47B,B60P,F25D

Abstract:
A mobile cart, comprising:a housing; a means for raising and lowering said housing; a means for moving said cart on a ground surface, and a means for self-loading said cart onto and self-unloading said cart from a raised platform, wherein said means for raising and lowering said housing comprises at least one extendable support structure which is adapted to extend and retract from said housing such that when one of said at least one extendable support structure extends from said housing said one of said at least one extendable support structure first contacts the ground and then raises a portion of said housing, wherein said means for self-loading said cart onto and self-unloading, said cart from the raised platform comprises at least one front lift arm attached to said housing, wherein said front lift arm is adapted to contact the raised platform and lift a front end of said cart housing and move said cart toward the raised platform until a portion of the cart housing is above the raised platform, wherein a distal end of said at least one front lift arm having a means for engaging a pin secured to the raised platform wherein when said at least one front lift arm engages the pin secured to the raised platform, the pin secured to the raised platform provides a basis for said at least one lift arm to raise said cart housing and move said cart toward the raised platform.