Title: TV channel number indicator

Abstract: A TV channel number indicator used for a TV tuner has first and second indicators with a rotation step-down gear mechanism interposed therebetween, first and second intermittent locking cams rotating with said indicators and forming parts of said gear mechanism, spring means being urged into contact with the peripheries of the cams to give intermittent locking rotation to the cams and to the indicators.

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Inventors: Otsuki, Akira (Kakuda, JA)

Application Number: 367372
Filing Date: 1973-06-06
Publication_date: 1976-01-20
Assignee: Alps Electric Co., Ltd. (Tokyo, JA)
Primary Class(es): 116/245 74/10.41, 116/DIG30, 334/86
Other Classes:
US Patent Ref:

2620672	Dec, 1952	McMahon	74/10.
2983885	May, 1961	Thompson	334/86.
3234801	Feb, 1966	Valdettaro et al.	74/10.
3285078	Nov, 1966	Siebold	116/124.
3489029	Jan, 1970	Cappelle et al.	74/10.
3561287	Feb, 1971	Lawrenc, Jr.	74/10.
3618560	Nov, 1971	Aoki	334/86.
3857360	Dec, 1974	Tonari et al.	116/124.

Other Refs:
Primary Examiner: Queisser, Richard C.
Assistant Examiner: Yasich, Daniel M.
Attorney: