Hydraulic pallet jack

Details Hydraulic pallet jack Hydraulic pallet jack

2006-10-03

2006-10-03

Lillis, Eileen D. (Department: 3652)

Material or article handling

Self-loading or unloading vehicles

Having elevating load body

C280S043120

Reexamination Certificate

active

07114906

ABSTRACT:
A pallet jack includes a hydraulic system that allows for adjustment of the pallet-engaging portion of the jack using a mechanical adjusting system whereby a large variety of pallet sizes can be accommodated. Once the desired width is achieved, the hydraulic system is used to raise the pallet engaging portion of the pallet jack once the pallet is engaged.

REFERENCES:
patent: 4027771 (1977-06-01), Adams
patent: 4240358 (1980-12-01), Munroe
patent: 4287959 (1981-09-01), Inman
patent: 4408544 (1983-10-01), Haataja
patent: 4550940 (1985-11-01), Schweikert
patent: 4589669 (1986-05-01), Kedem
patent: 4625424 (1986-12-01), de la Haye
patent: 4834409 (1989-05-01), Kramer
patent: 4950126 (1990-08-01), Fabiano et al.
patent: 4969794 (1990-11-01), Larsen
patent: D356413 (1995-03-01), Tsai

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