Patent
   D347623
Priority
Jul 05 1991
Filed
Jan 03 1992
Issued
Jun 07 1994
Expiry
Jun 07 2008
Assg.orig
Entity
unknown
11
4
n/a
The ornamental design for an air circuit breaker, as shown and described.

FIG. 1 is a front and upper left perspective view of an air circuit breaker showing our new design;

FIG. 2 is a rear and lower right perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a rear elevational view thereof;

FIG. 7 is a right side elevational view thereof;

FIG. 8 is a left side elevational view thereof;

FIG. 9 is a rear and upper right perspective view thereof; and,

FIG. 10 is a rear and upper left perspective view thereof.

Suzuki, Masakatsu, Iio, Tsukasa, Ishikawa, Takayoshi, Genba, Yasushi, Yamasaki, Shinsaku, Hisatsune, Fumiyuki, Fujiwara, Kouhei, Okashita, Hiroshi

Patent Priority Assignee Title
6754059, Feb 01 2000 Siemens Aktiengesellschaft Multi-pole low voltage circuit breaker with one current measuring device per line
D367267, Apr 08 1994 STC ELETRIC COMPANY Electrical switchgear module for power distribution systems
D378914, May 11 1994 General Electric Company Industrial-rated circuit breaker
D402267, Aug 05 1997 General Electric Company Industrial rated circuit breaker
D593040, Aug 09 2007 ABB S.p.A. Electrical circuit breaker
D752524, Nov 09 2012 ABB S.p.A. Circuit breaker
D789895, Nov 09 2012 ABB S.p.A. Circuit breaker
D823816, Nov 09 2012 ABB S.p.A. Circuit breaker
D845909, Mar 13 2017 LSIS CO., LTD. Air circuit breaker
D858460, Nov 09 2012 ABB S.p.A. Circuit breaker
D883940, Nov 09 2012 ABB S.p.A. Circuit breaker
Patent Priority Assignee Title
4054932, Feb 02 1976 Square D Company Over-current protective apparatus for a power circuit
4281359, Mar 14 1980 Calgon Corporation Static trip unit for molded case circuit breakers
4491709, May 09 1983 Square D Company Motor and blade control for high amperage molded case circuit breakers
D335488, Jul 01 1991 Mitsubishi Denki Kabushiki Kaisha Electronic trip relay
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Dec 11 1991SUZUKI, MASAKATSUMITSUBISHI DENKI KABUSHIKI KAISHA A CORPORATION OF JAPANASSIGNMENT OF ASSIGNORS INTEREST 0059800673 pdf
Dec 11 1991HISATSUNE, FUMIYUKIMITSUBISHI DENKI KABUSHIKI KAISHA A CORPORATION OF JAPANASSIGNMENT OF ASSIGNORS INTEREST 0059800673 pdf
Dec 11 1991ISHIKAWA, TAKAYOSHIMITSUBISHI DENKI KABUSHIKI KAISHA A CORPORATION OF JAPANASSIGNMENT OF ASSIGNORS INTEREST 0059800673 pdf
Dec 11 1991IIO, TSUKASAMITSUBISHI DENKI KABUSHIKI KAISHA A CORPORATION OF JAPANASSIGNMENT OF ASSIGNORS INTEREST 0059800673 pdf
Dec 11 1991GENBA, YASUSHIMITSUBISHI DENKI KABUSHIKI KAISHA A CORPORATION OF JAPANASSIGNMENT OF ASSIGNORS INTEREST 0059800673 pdf
Dec 11 1991FUJIWARA, KOUHEIMITSUBISHI DENKI KABUSHIKI KAISHA A CORPORATION OF JAPANASSIGNMENT OF ASSIGNORS INTEREST 0059800673 pdf
Dec 11 1991YAMASAKI, SHINSAKUMITSUBISHI DENKI KABUSHIKI KAISHA A CORPORATION OF JAPANASSIGNMENT OF ASSIGNORS INTEREST 0059800673 pdf
Dec 11 1991OKASHITA, HIROSHIMITSUBISHI DENKI KABUSHIKI KAISHA A CORPORATION OF JAPANASSIGNMENT OF ASSIGNORS INTEREST 0059800673 pdf
Jan 03 1992Mitsubishi Denki Kabushiki Kaisha(assignment on the face of the patent)
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