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United States Patent D749,529
Zheng ,   et al. February 16, 2016

Cam switch


CLAIM The ornamental design for a cam switch, as shown and described.
Inventors: Zheng; Qifeng (Quanzhou, CN), Guo; Qishun (Xiamen, CN), Lin; Xinde (WenLing, CN), Lu; Jiejun (Xiamen, CN), Ye; Shujing (Xiamen, CN)
Name City State Country Type




Assignee: ABB OY (Helsinki, FI)
Appl. No.: D/531,194
Filed: June 24, 2015

Related U.S. Patent Documents

Application NumberFiling DatePatent NumberIssue Date
29443102Jan 14, 2013D738322

Foreign Application Priority Data

Jul 16, 2012 [CN] 2012 3 0328647

Current U.S. Class: D13/169; D13/158
Current International Class: 1303
Field of Search: ;D13/158,160,162,169,178

References Cited [Referenced By]

U.S. Patent Documents
4335288 June 1982 Ludwig et al.
4713498 December 1987 Ludwig et al.
4851620 July 1989 Schaeffer
4861949 August 1989 Bortolloni et al.
D393626 April 1998 Siat
6072128 June 2000 Ansorge et al.
6423912 July 2002 Arenz et al.
6576851 June 2003 Barlian et al.
6969813 November 2005 Winslett et al.
7368675 May 2008 Ishido et al.
7514645 April 2009 Shahmuradyan
7870810 January 2011 Da Dalt et al.
D658597 May 2012 Kuwae et al.
D738322 September 2015 Zheng et al.
D738323 September 2015 Zheng et al.
D738324 September 2015 Zheng et al.
2012/0080298 April 2012 Lee
2014/0326585 November 2014 Reinhart et al.
Primary Examiner: Sikder; Selina
Attorney, Agent or Firm: Buchanan, Ingersoll & Rooney PC


FIG. 1 is a perspective view of a cam switch 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.

The broken line showing of the cam switch is for the purpose of illustrating environmental structure and forms no part of the claimed design.

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