Title:
PRESSURE DETECTING SWITCH
Document Type and Number:
Japanese Patent JPS5365982
Kind Code:
A
Abstract:
A differential pressure switch device having a flexible diaphragm between two chambers subject to differential pressure, a permanent magnet movable with the diaphragm against a biasing force when pressure differences occur in the chambers, a thermo ferrite combined with the magnet for cooperation therewith, and a reed switch assembly actuated by the movement of the magnet and through the action of the thermo ferrite which becomes magnetic or non-magnetic depending on the temperature.
Inventors:
SAKAKIBARA NAOJI
HASHIMOTO NOBUYUKI
HASHIMOTO NOBUYUKI
Application Number:
JP14160976A
Publication Date:
June 12, 1978
Filing Date:
November 24, 1976
Export Citation:
Assignee:
AISIN SEIKI
International Classes:
G01L9/14; H01H35/24; H01H35/28; H01H35/34; H01H37/58; (IPC1-7): G01L9/00; H01H35/34; H01H36/00