发明名称 |
Circuit breaker |
摘要 |
In response to the movement of a moving contact which can move with small force for a large distance until it contacts a stationary contact and requires large force to move for a small distance after the contacting, three cam means including a toggle roller and a toggle cam, a coupling shaft roller and a closing cam, and a closing cam and an operation lever roller, respectively are provided to effectively distribute the closing force of a closing spring.
|
申请公布号 |
US6034341(A) |
申请公布日期 |
2000.03.07 |
申请号 |
US19990263940 |
申请日期 |
1999.03.08 |
申请人 |
TERASAKI DENKI SANGYO KABUSHIKI KAISHA |
发明人 |
HORIKAWA, MASAO;SONODA, JUNICHI;UMEMOTO, YOSHIHIRO |
分类号 |
H01H71/12;H01H3/30;H01H3/42;H01H75/00;(IPC1-7):H01H23/00 |
主分类号 |
H01H71/12 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|