发明名称 |
Operating mechanism for use in a circuit breaker |
摘要 |
An operating mechanism for use in a circuit breaker having a stationary contact and a moving contact which is turned on (closed) or off (tripped open) by using the accumulated energy of a stretched spring, the operating mechanism having a frame, a main shaft having a closing cam and an additional cam, a four-joint crank for actuating the moving contact in accordance with the movement of the main cam, a roller clutch mounted around the shaft, a bearing fitting member having an opening mounted around the roller clutch, a gear member having a stud adapted to fit within the opening of the fitting member, and an electric motor and a manually operable handle to drive the spring to accumulate energy.
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申请公布号 |
US4409449(A) |
申请公布日期 |
1983.10.11 |
申请号 |
US19820386395 |
申请日期 |
1982.06.08 |
申请人 |
TOKYO SHIBAURA DENKI KABUSHIKI KAISHA |
发明人 |
TAKANO, IKUO;UMINO, HIROSHI;FUJIWARA, JUNJI |
分类号 |
H01H33/40;H01H3/30;(IPC1-7):H01H3/30 |
主分类号 |
H01H33/40 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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