Insulator for vacuum circuit breaker

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Description

FIG. 1 is a front, top and left side perspective view of an insulator for vacuum circuit breaker, showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a cross-sectional view thereof; taken in the direction of line 6-6 of FIG. 3; and,

FIG. 7 is a cross-sectional view thereof; taken in the direction of line 7-7 of FIG. 3.

Claims

The ornamental design for an insulator for vacuum circuit breaker, as shown and described.

Referenced Cited
U.S. Patent Documents
D10981 January 1879 Brookfield
D14674 February 1884 Oakman
D30637 April 1899 Converse
D31799 November 1899 Withycombe
D34450 April 1901 Locke
3417216 December 1968 Smith, Jr.
6255597 July 3, 2001 Bowling et al.
6303870 October 16, 2001 Nazaryan et al.
Patent History
Patent number: D694711
Type: Grant
Filed: Sep 20, 2012
Date of Patent: Dec 3, 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: 29/432,790
Classifications
Current U.S. Class: Symmetrical On Two Axes (9) (D13/131)