Vacuum circuit breaker

Skip to: Description  ·  Claims  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a rear, top and right side perspective view of a vacuum circuit breaker, 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 vacuum circuit breaker, as shown and described.

Referenced Cited
U.S. Patent Documents
D223671 May 1972 Forsty et al.
4365126 December 21, 1982 Oshima et al.
4379957 April 12, 1983 Calvino
5373129 December 13, 1994 Shutoh et al.
6307172 October 23, 2001 Bolin et al.
6784392 August 31, 2004 Piazza et al.
7102101 September 5, 2006 Johnson et al.
D562255 February 19, 2008 Osumi et al.
20040251237 December 16, 2004 Meyer et al.
20120103941 May 3, 2012 Nakayama et al.
20120228266 September 13, 2012 Nakada et al.
20130100587 April 25, 2013 Yoshida et al.
20130155640 June 20, 2013 Sano et al.
Patent History
Patent number: D695232
Type: Grant
Filed: Sep 20, 2012
Date of Patent: Dec 10, 2013
Assignee: Mitsubishi Electric Corporation (Tokyo)
Inventors: Masahiro Arioka (Chiyoda-Ku), Tomotaka Yano (Chiyoda-Ku), Kyoichi Otsuka (Chiyoda-Ku), Satoru Yoshida (Chiyoda-Ku), Taehyun Kim (Chiyoda-Ku), Koji Sano (Chiyoda-Ku), Yuta Nakayama (Chiyoda-Ku)
Primary Examiner: Thomas Johannes
Application Number: 29/432,778