Title:
フリーホイールカップリング装置を備えるスイッチ用アクチュエータ
Document Type and Number:
Japanese Patent JP2011501392
Kind Code:
A
Abstract:
Actuator (1) for a switch, such as a high-voltage or medium-voltage circuit breaker, comprising a freewheel coupling device (5) to allow a motor (2) to be uncoupled when the switch contact is closed by the closing spring (4) provided for that purpose. The device (5) comprises a helical spring (52) with contiguous coils (520) wound with contact around two cylinders one of them integral with a cogged wheel (303) in mesh with the motor (2) and the other integral with a shaft (300) in mesh with another cogged wheel (301) integral with the closing spring (4).
Inventors:
Star Ernst
Application Number:
JP2010531478A
Publication Date:
January 06, 2011
Filing Date:
August 26, 2008
Export Citation:
Assignee:
Areva Tea And Dee Age
International Classes:
H01H33/42; H01H3/30; H01H3/40; H01H31/02; H01H33/40
Domestic Patent References:
| JPH09511611A | 1997-11-18 | |||
| JPH0450521A | 1992-02-19 | |||
| JPH09511611A | 1997-11-18 | |||
| JPH0450521A | 1992-02-19 |
Attorney, Agent or Firm:
Tamio Nishiwaki