Elevatable shopping cart

Details Elevatable shopping cart Elevatable shopping cart

1995-10-20

1996-11-19

Bucci, David A.

Material or article handling

Self-loading or unloading vehicles

With load-receiving portion, or significant section thereof,...

280 4729, 280652, B62B 112

Patent

active

055756050

ABSTRACT:
A collapsible, wheeled shopping cart having a horizontal shelf which is vertically movable for easy loading and/or unloading, and having a surrounding skirt that is hinged so as to be collapsible when not in use. The movable shelf may be automatic and movable upwardly when the load on the shelf is decreased or is selectively movable upwardly by a hand crank of a threaded jack or by a piston and cylinder assembly powered by a source of compressed fluid.

REFERENCES:
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patent: 3763965 (1973-10-01), Riekkinen
patent: 3907138 (1975-09-01), Rhodes
patent: 4185848 (1980-01-01), Holtz
patent: 4726602 (1988-02-01), Sanders et al.
patent: 5122027 (1992-06-01), Tabayashi
patent: 5127664 (1992-07-01), Cheng
patent: 5251922 (1993-10-01), Mann

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