Hydraulic jack

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Description

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

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a right end view thereof;

FIG. 5 is a left end view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

Claims

The ornamental design for a hydraulic jack, as shown and described.

Referenced Cited
U.S. Patent Documents
D274668 July 10, 1984 Eliasson
D313492 January 1, 1991 Hung
D449915 October 30, 2001 Chang
6986503 January 17, 2006 Arzouman
D537225 February 20, 2007 Hernandez
Patent History
Patent number: D571072
Type: Grant
Filed: Jun 8, 2007
Date of Patent: Jun 10, 2008
Assignee: (Zhejiang)
Inventors: Shuyong Kong (Zhejiang), Changgen Jiang (Zhejiang), Jihui Wang (Zhejiang)
Primary Examiner: Cynthia E Ramirez
Attorney: David and Raymond Patent Firm
Application Number: 29/288,352
Classifications
Current U.S. Class: Jack Or Jackstand (D34/31)