Wheeled jack

Details Wheeled jack Wheeled jack

2007-07-17

2007-07-17

Wilson, Lee D. (Department: 3723)

Implements or apparatus for applying pushing or pulling force

Hoisting truck

Single throw lever

C254S00200C

Reexamination Certificate

active

11451390

ABSTRACT:
A wheeled jack, comprising a chassis shaped like an articulated parallelogram in which a lower horizontal side is provided, at its two front sides, with respective pairs of tilting wheels and the front end of the upper horizontal side is provided with an articulation for the centerline of a transverse arm for supporting clamps for gripping a pair of wheels of a vehicle, each one of the pairs of front tilting wheels being fitted at the ends of a rocker lever and able to swivel about vertical axes, the articulation of the transverse clamp-supporting arm being provided with an assembly for locking at different angles.

REFERENCES:
patent: 4190233 (1980-02-01), Godfrey
patent: 6199826 (2001-03-01), Nix
patent: 6416039 (2002-07-01), Pietrusynski
patent: 6457700 (2002-10-01), Hong
patent: 2005/0092973 (2005-05-01), Tatsumi
patent: 2006/0284144 (2006-12-01), Pagliarani

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