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PTO
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Patent
D695232
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Priority
Mar 23 2012
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Filed
Sep 20 2012
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Issued
Dec 10 2013
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Expiry
Dec 10 2027
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Assg.orig
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Entity
unknown
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0
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13
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n/a
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The ornamental design for a vacuum circuit breaker, as shown and described.
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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.
Yoshida, Satoru, Sano, Koji, Kim, Taehyun, Arioka, Masahiro, Yano, Tomotaka, Otsuka, Kyoichi, Nakayama, Yuta
| Patent |
Priority |
Assignee |
Title |
| Patent |
Priority |
Assignee |
Title |
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Dec 01 1978 |
Hitachi, Ltd. |
Gas circuit breaker |
| 4379957, |
Jan 14 1981 |
ABB POWER T&D COMPANY, INC , A DE CORP |
Modular "Y"-type enclosure elements for gas insulated substations |
| 5373129, |
Mar 12 1992 |
Kabushiki Kaisha Toshiba |
Power circuit breaker and power resistor |
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Jan 13 2000 |
Mitsubishi Electric Power Products, Inc. |
Circuit breaker with particle trap |
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Sep 15 1999 |
ABB Schweiz AG |
Gas-insulated switchgear device |
| 7102101, |
Oct 06 2005 |
PENNSYLVANIA TRANSFORMER TECHNOLOGY, INC |
High voltage circuit breaker with internal tank heater |
| 20040251237, |
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| 20120103941, |
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| 20120228266, |
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| 20130100587, |
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| 20130155640, |
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| 223671, |
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| D562255, |
Apr 14 2006 |
Mitsubishi Electric Corporation |
Gas insulated switchgear |
| Date |
Maintenance Fee Events |
n/a
| Date |
Maintenance Schedule |
n/a