Hydraulic excavator

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Description

FIG. 1 is a front, top and right side perspective view of a hydraulic excavator showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

Claims

We claim the ornamental design for a hydraulic excavator, as shown.

Referenced Cited
U.S. Patent Documents
D309313 July 17, 1990 Takashima et al.
D312468 November 27, 1990 Masumoto et al.
D354497 January 17, 1995 Kusunoki et al.
D440235 April 10, 2001 Kuwae et al.
D462973 September 17, 2002 Tamaru et al.
D462974 September 17, 2002 Yanagida et al.
D474481 May 13, 2003 Hara
D511531 November 15, 2005 Sewell et al.
D518071 March 28, 2006 Gwak et al.
D527027 August 22, 2006 Smith et al.
D538304 March 13, 2007 Uemura
D538827 March 20, 2007 Uemura
D561785 February 12, 2008 Imashige et al.
D576180 September 2, 2008 Kuwae et al.
D609252 February 2, 2010 Shimada et al.
D633926 March 8, 2011 Shimada et al.
Patent History
Patent number: D684598
Type: Grant
Filed: Nov 8, 2012
Date of Patent: Jun 18, 2013
Assignee: Hitachi Construction Machinery Co., Ltd. (Tokyo)
Inventors: Shigehisa Hagura (Akishima), Tomoyuki Miyata (Kodaira), Kazuhiko Hiraoka (Kodaira), Akira Saito (Kodaira), Teruo Irino (Konan), Makoto Motozu (Moriyama), Seiichi Kihara (Koka), Tomoyuki Tanaka (Yasu)
Primary Examiner: Mark Goodwin
Application Number: 29/436,698
Classifications
Current U.S. Class: Endless Track (D15/24); With Scoop Or Blade (D15/25)