|
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 |
Date | Maintenance Fee Events |
Date | Maintenance Schedule |