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Patent Searching and Data


Title:
KEY ACTUATED ELECTRIC SAFETY SWITCH
Document Type and Number:
Japanese Patent JP3880668
Kind Code:
B2
Abstract:

PROBLEM TO BE SOLVED: To reinforce rigidity of a safety switch, by combining a pair of control rollers with release rollers thereof.
SOLUTION: A safety switch has control rollers 20a, 20b and release rollers 30a, 30b arranged outside these control rollers. The rollers 20a, 20b are connected to a push button by a slider 50. The slider 50 is provided with a tail 51 forming the push button itself and a cross head 52 inserting a control shaft 54 connecting each control roller 20. The control shaft 54 is inserted in a control groove 53y so that moving in the axial direction generated by moving a key generates moving of the slider 50, a shaft turning four rollers 20, 30 is adjusted to a guide groove 532, in this way, the slider 50 is pressed so as to be displaced in a direction (z).


Inventors:
Dalt, Hugues DA.
Application Number:
JP1996000325600
Publication Date:
February 14, 2007
Filing Date:
December 05, 1996
Export Citation:
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Assignee:
SCHNEIDER ELECTRIC SA
International Classes:
H01H27/00; (IPC1-7): H01H27/00
Domestic Patent References:
JP8203389A
JP5087759U
JP6076675A
JP7260089A
JP5303926A
JP5536976Y2
Attorney, Agent or Firm:
佐藤 一雄
大川 晃
永井 浩之
岡田 淳平