Hydraulic mechanism

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Description

FIG. 1 is a perspective view. The top and bottom of the hydraulic mechanism are unornamented.

FIG. 2 is a front view.

FIG. 3 is a left side view.

FIG. 4 is a right side view; and,

FIG. 5 is a rear view thereof.

Claims

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

Referenced Cited
U.S. Patent Documents
4444164 April 24, 1984 Tseng
5052902 October 1, 1991 Labrador
5384812 January 24, 1995 Meuschke et al.
5875635 March 2, 1999 Platell
6989502 January 24, 2006 Lu
7121906 October 17, 2006 Sundel
7331303 February 19, 2008 Park
7340387 March 4, 2008 Nam et al.
20050223694 October 13, 2005 Bryant
20060099464 May 11, 2006 Perry
20070146480 June 28, 2007 Judge et al.
20070231117 October 4, 2007 Gokhman
20080056881 March 6, 2008 Mollhagen
Patent History
Patent number: D581438
Type: Grant
Filed: Aug 30, 2006
Date of Patent: Nov 25, 2008
Inventor: Tie Tao Liu (Pomona, CA)
Primary Examiner: Sandra Snapp
Assistant Examiner: Patricia Palasik
Attorney: Clement Cheng
Application Number: 29/265,372
Classifications
Current U.S. Class: Miscellaneous (D15/199)