Indicator mechanism in a pushbutton tuner

Details Indicator mechanism in a pushbutton tuner Indicator mechanism in a pushbutton tuner

1981-07-01

1984-01-31

Frankfort, Charles E.

Signals and indicators

Indicators

Frequency tuner type

116241, G01D 1322, H03J 102

Patent

active

044283229

ABSTRACT:
An indicator mechanism in a pushbutton tuner characterized in that there is provided a front plate horizontally extending from the top end of the tuner casing. The front plate is integrally formed with two-stepped protrusions, the lower one of which is inserted in a central bore of a slidable plate mounted on the front plate so that the slidable plate can pivot about the lower protrusion as an axis. The indicator mechanism further comprising a plate spring having an open rectangular configuration for seizing the front plate between its upper and lower plates. The plate spring is also formed with a through bore in its upper plate for receiving the upper protrusion of the front plate. The front plate is further formed with projections as high as the lower protrusion by which the upper plate of the plate spring is supported.

REFERENCES:
patent: 2281093 (1942-04-01), Benton
patent: 2368743 (1945-02-01), Burton
patent: 3799466 (1974-03-01), Adams
patent: 4201148 (1980-05-01), Bizzak

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