Connecting spring

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Description

FIG. 1 is a perspective view of a connecting spring 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

The ornamental design for a connecting spring, as shown and described.

Referenced Cited
U.S. Patent Documents
4168879 September 25, 1979 Ohtsuki et al.
D409143 May 4, 1999 Yoshiura
6293833 September 25, 2001 Kamath
6984130 January 10, 2006 Richter et al.
7029287 April 18, 2006 Matsunaga et al.
D556691 December 4, 2007 Shiu
20030100227 May 29, 2003 Yeh
20070224890 September 27, 2007 Chien et al.
Patent History
Patent number: D568249
Type: Grant
Filed: Sep 24, 2007
Date of Patent: May 6, 2008
Assignee: Cheng Uei Precision Industry Co., Ltd. (Taipei Hsien)
Inventors: Yin Lung Wu (Tu-Cheng), Ming Chiang Chen (Tu-Cheng), Lei Ding (Tu-Cheng)
Primary Examiner: Daniel Bui
Attorney: Rosenberg, Klein & Lee
Application Number: 29/287,819