Electricity: circuit makers and breakers – Electric switch details – Actuators
Patent
1980-12-05
1983-01-25
Shepperd, John W.
Electricity: circuit makers and breakers
Electric switch details
Actuators
200 5A, 200159A, 200159B, 200159R, H01H 312, H01H 1352
Patent
active
043705332
ABSTRACT:
A push-button switch has a housing in which is positioned a switch contact spring driven by the vertical movement of a drive rod comprised of a synthetic resin. The push-button switch further comprises a contact-driving plate spring portion constructed by a bent portion of a plate spring element. The drive rod is formed by mold processing using a support-portion of the plate spring element as a core, and the contact-driving plate spring portion is extended from the drive rod. The drive rod drives the switch contact spring through the contact-driving plate spring portion.
REFERENCES:
patent: 1502785 (1924-07-01), Kerwin
patent: 2601545 (1952-06-01), Miller
patent: 3909564 (1975-09-01), Scheingold et al.
patent: 4029916 (1977-06-01), Chu
patent: 4129763 (1978-12-01), Murata
patent: 4177367 (1979-12-01), Tirone
patent: 4207448 (1980-06-01), Furusawa et al.
Kamei Seisuke
Kinoshita Ryohei
Nabetani Hideo
Fujitsu Limited
Shepperd John W.
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