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Patent Searching and Data


Title:
SAFETY SWITCH
Document Type and Number:
WIPO Patent Application WO/2000/042626
Kind Code:
A1
Abstract:
A safety switch, wherein arranged in a switch main body (200) in parallel with each other are: a main lock mechanism (211) comprising a switching part (250) switched between a lock and unlock positions, an operating body for switching of the switching part (250) which is installed detachably on the switching part (250), and a lock body (240) disabling and enabling the rotation of a drive cam (1) by the switching of the switching part (250) to the lock position and unlock position, respectively, under the condition that an actuator is moved in; and an auxiliary lock mechanism (212) comprising a drive part (270) operating at the time of switching of the switching part (250) to the lock position, auxiliary contact points (280) which are closed and opened when the drive part (270) is not operated and operated, respectively, and an operating body (290) which holds the switching part (250) at the lock position and enables the switching of the switching part (250) to the unlock position when the drive part (270) is not operated and operated, respectively.

Inventors:
Kamino, Yasushi (Idec Izumi Corporation 7-31, Nishimiyahara 1-chome Yodogawa-ku Osaka-shi Osaka, 532-8550, JP)
Fukui, Takao (Idec Izumi Corporation 7-31, Nishimiyahara 1-chome Yodogawa-ku Osaka-shi Osaka, 532-8550, JP)
Application Number:
PCT/JP2000/000140
Publication Date:
July 20, 2000
Filing Date:
January 13, 2000
Export Citation:
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Assignee:
IDEC IZUMI CORPORATION (7-31, Nishimiyahara 1-chome Yodogawa-ku Osaka-shi Osaka, 532-8550, JP)
Kamino, Yasushi (Idec Izumi Corporation 7-31, Nishimiyahara 1-chome Yodogawa-ku Osaka-shi Osaka, 532-8550, JP)
Fukui, Takao (Idec Izumi Corporation 7-31, Nishimiyahara 1-chome Yodogawa-ku Osaka-shi Osaka, 532-8550, JP)
International Classes:
H01H9/28; F16P3/10; H01H27/00; H01H27/06; (IPC1-7): H01H27/06
Foreign References:
JPH09245584A
JPH08148062A
JPH08111145A
JPH1125810A
Other References:
See also references of EP 1069582A1
Attorney, Agent or Firm:
Yanase, Yuji (Takagi Building 4F 1-19, Nishitenma 5-chome Kita-ku, Osaka-shi Osaka, 530-0047, JP)
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