Arm mechanism of a pushbutton type tuner

Details Arm mechanism of a pushbutton type tuner Arm mechanism of a pushbutton type tuner

1983-05-11

1985-10-29

Herrmann, Allan D.

Machine element or mechanism

Shaft operators

Preselected position

334 7, H03J 512

Patent

active

045494410

ABSTRACT:
Arm mechanism of a pushbutton type tuner, in which a setting plate is rotatably mounted on an arm, which setting plate has an arc shaped contacting part on the extremity side of the arm; at the periphery of the setting plate is disposed an approximately U-shaped plate spring having an open end on the base side of the arm, which plate spring is fixed to the arm on the extremity side of the arm; on the inner side of the plate spring is formed a tightening part against the contacting part of the setting plate; and a pair of tightening protrusions are disposed on the tightening part, interposing the center line of the arm therebetween, in contact with the contacting part of the setting plate, whereby both the tightening protrusions are comprised between 50.degree. and 70.degree., measuring from the center line of the arm with respect to the center of rotation of the setting plate.

REFERENCES:
patent: 4331038 (1982-05-01), Naoi
patent: 4478097 (1984-10-01), Tanaka

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