Title:
PRESSURE SWITCH
Document Type and Number:
Japanese Patent JP2022189309
Kind Code:
A
Abstract:
To provide a pressure switch capable of suppressing breakage of a pressure responsive portion and preventing leakage of pressure medium by preventing an actuation plate from falling off and improving pressure resistance even when excessive pressure is applied to the pressure responsive portion.SOLUTION: A pressure switch 1 includes a shaft 7 provided coaxially with a fulcrum 2a in the vicinity of an actuation plate 4 in a main body 2, and a shift prevention stopper 9 provided at a position closer to the end of a horizontal side portion 4b than the shaft 7 of the actuation plate 4, and even when excessive pressure is applied to a bellows 3, the shift prevention stopper 9 abuts against the shaft 7 to restrict the movement of the actuation plate 4.SELECTED DRAWING: Figure 1
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Inventors:
KONO TAKAHIRO
Application Number:
JP2021097829A
Publication Date:
December 22, 2022
Filing Date:
June 11, 2021
Export Citation:
Assignee:
SAGINOMIYA SEISAKUSHO INC
International Classes:
H01H35/34
Attorney, Agent or Firm:
Fumio Takino
Toshiaki Tsuda
Fukuda Yasuhiro
Toshiaki Tsuda
Fukuda Yasuhiro