Electricity: circuit makers and breakers – Liquid contact – Time delay
Patent
1980-09-05
1982-09-28
Price, William
Electricity: circuit makers and breakers
Liquid contact
Time delay
200 5E, 200283, 200339, 200340, H01H 312, H01H 1366
Patent
active
043519954
ABSTRACT:
A vibration-preventing mechanism for a lock type push button switch eliminates vibration, chattering and vibration noise of a resilient spring contact by forming a projection on each push button.
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patent: 3970806 (1976-07-01), Distler
patent: 4017700 (1977-04-01), West
Inoue Akihiko
Ito Takeo
Alps Electric Company, Ltd.
Dunne Gerard F.
Elkins Gary E.
Price William
Shoup Guy W.
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