Lifting cylinder with balanced valve

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Description

FIG. 1 is a perspective view of a lifting cylinder with balanced valve, showing our new design;

FIG. 2 is a left side view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a front view thereof;

FIG. 5 is a rear view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The dashed lines are included for illustrating environmental structures and form no part of the claimed design.

Claims

The ornamental design for a lifting cylinder with balanced valve, as shown and described.

Referenced Cited
U.S. Patent Documents
2963185 December 1960 Jones
D216144 November 1969 Gillen
3744757 July 1973 White
4424983 January 10, 1984 Walters
D281199 October 29, 1985 Prawl
4570905 February 18, 1986 Gerstner
4629163 December 16, 1986 Miller
4629388 December 16, 1986 Riemer
4645181 February 24, 1987 Schapansky
D373884 September 17, 1996 Price
D379018 April 29, 1997 Miller
D388925 January 6, 1998 Hulegaard
7240885 July 10, 2007 Sullivan
D616570 May 25, 2010 Krajcir
8052352 November 8, 2011 Bolton
8118368 February 21, 2012 Rogers
8496217 July 30, 2013 Cerezo Lotina
20140152073 June 5, 2014 Nakate
20150015054 January 15, 2015 Uozu
20160075267 March 17, 2016 Ericsson
Patent History
Patent number: D789015
Type: Grant
Filed: Jul 15, 2016
Date of Patent: Jun 6, 2017
Assignee: Ningbo Yinzhou Zhongtian Hydraulic Co., Ltd. (Ningbo)
Inventors: Pingguo Shu (Ningbo), Chengshu Jiang (Ningbo), Yihai Zhong (Ningbo)
Primary Examiner: Cynthia Ramirez
Assistant Examiner: Michael Maharajh
Application Number: 29/571,293