Title:
A manipulation prevention safety switch device provided with the protection lock
Document Type and Number:
Japanese Patent JP6034585
Kind Code:
B2
Abstract:
A solenoid plunger 14 of the switch 4 is moved by cam plunger 34 and is biased towards the cam plunger 34, a locking plate 40b is positioned between the plungers 14 and 34. Cam 34 is biased for movement towards a cam 22 and is moved towards the solenoid plunger by rotation of the cam 22 by removal of actuator 8 which causes retraction of the solenoid plunger into the switch 4. The locking plate 40b is lockable when the cam plunger 34 is biased into a detent 36 in the cam 22 when the actuator is inserted, to lock the cam plunger 34 and cam 22 and prevent removal of the actuator 8.
Inventors:
Media Motor Sham
Hamed Faridfar
Hamed Faridfar
Application Number:
JP2012084210A
Publication Date:
November 30, 2016
Filing Date:
April 02, 2012
Export Citation:
Assignee:
IDEM SAFETY SWITCHES LIMITED
International Classes:
H01H27/00
Domestic Patent References:
| JP5303926A | ||||
| JP7312148A | ||||
| JP2003045294A | ||||
| JP2002231080A |
Foreign References:
| US20040069602 | ||||
| EP0977228A1 |
Attorney, Agent or Firm:
西浦 ▲嗣▼晴
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