Hydraulic jack

Description

FIG. 1 is a top and front perspective view of a hydraulic jack showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a side elevational view thereof, the opposite side elevational view being a mirror image of that shown; and

FIG. 7 is a top perspective view thereof showing the jack in use.

The broken lines are for illustrative purposes only and form no part of the claimed design.

Referenced Cited
U.S. Patent Documents
D284417 June 24, 1986 Yamagishi
D285138 August 12, 1986 Yamagishi
D296598 July 5, 1988 Hung
Foreign Patent Documents
2108924 May 1983 GBX
2161137 January 1986 GBX
Patent History
Patent number: D313492
Type: Grant
Filed: Dec 7, 1988
Date of Patent: Jan 1, 1991
Inventor: Michael Hung (Taipei)
Primary Examiner: Kay H. Chin
Law Firm: Ladas & Parry
Application Number: 7/280,996
Classifications
Current U.S. Class: Jack Or Jackstand (D34/31)