Electrical resistors – Mechanically variable – With switch actuated by resistor actuator
Patent
1979-02-01
1980-09-30
Albritton, C. L.
Electrical resistors
Mechanically variable
With switch actuated by resistor actuator
338200, H01C 1050
Patent
active
042258464
ABSTRACT:
A rotatable shaft for a combination switch and variable resistor is prevented from rotating by a shaft locking mechanism. The locking mechanism includes cooperating grooves and a tab engaging the grooves. The shaft is axially moved to be put in a rotatable position.
REFERENCES:
patent: 3023388 (1962-02-01), DiGirolamo et al.
patent: 3139769 (1964-07-01), Gauchat
patent: 3602868 (1971-08-01), Lybrook
patent: 3697921 (1972-10-01), Urwin
patent: 3924220 (1975-12-01), Matsui et al.
patent: 3927276 (1975-12-01), Lipp
Albritton C. L.
Emhart Industries Inc.
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