Patent · US Expired

Pushbutton tuner

US4187729A · kind A · utility

4Cited by
3References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 12, 1977
Grant dateFeb 12, 1980
Priority date
Expiry dateDec 12, 1997

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH03J5/12
  • WIPO fieldBasic communication processes
  • WIPO sectorElectrical engineering

Abstract

A pushbutton tuner with its reduced size includes linkage means operatively connected a tuning slider laterally positionable in accordance with the setting of the tuner. A link engaging pin provided on a pushbutton operative member engages with the linkage means upon depression of the pushbutton operative member so as thereby to move the slider depending upon the preset position of the engaging pin.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.