SAFETY SWITCH - IDEC IZUMI CORP

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 (JP)
FUKUI TAKAO (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 CORP (JP)
KAMINO YASUSHI (JP)
FUKUI TAKAO (JP)

International Classes:

H01H9/28; F16P3/10; H01H27/00; H01H27/06; (IPC1-7): H01H27/06

Foreign References:

JPH09245584A	1997-09-19
JPH08148062A	1996-06-07
JPH08111145A	1996-04-30
JPH1125810A	1999-01-29

Other References: