Protective relay

- ABB Oy
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FIG. 1 is a front, top and left side perspective view of a protective relay showing my new design.

FIG. 2 is a front elevational view thereof.

FIG. 3 is a rear elevational view thereof.

FIG. 4 is a top plan view thereof.

FIG. 5 is a bottom plan view thereof.

FIG. 6 is a right side elevational view thereof; and,

FIG. 7 is a left side elevational view thereof.

The broken line portion of the drawing figures is included to show unclaimed subject matter only and forms no part of the claimed design.


The ornamental design for a protective relay, as shown and described.

Referenced Cited
U.S. Patent Documents
D556698 December 4, 2007 Walser
D584251 January 6, 2009 Lewis et al.
D611007 March 2, 2010 Kangas
D633059 February 22, 2011 Delakowitz
D643376 August 16, 2011 Naumann et al.
D661252 June 5, 2012 Grunwald et al.
20090308863 December 17, 2009 Naumann et al.
Patent History
Patent number: D683706
Type: Grant
Filed: Mar 22, 2011
Date of Patent: Jun 4, 2013
Assignee: ABB Oy (Helsinki)
Inventor: Simo Kangas (Vaasa)
Primary Examiner: Thomas Johannes
Application Number: 29/387,955
Current U.S. Class: Relay (D13/159)