The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 28, 1984
Filed:
Feb. 18, 1982
Applicant:
Inventors:
Assignee:
Sanshin Electric Co., Ltd., Tokyo, JP;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H03J / ; F16H / ;
U.S. Cl.
CPC ...
74 1085 ; 74 1033 ; 7442 / ; 334-7 ;
Abstract
A release mechanism of a push-button tuner for use in car radios etc., comprising a manual tuning shaft which has a threaded portion, a release plate which is movably and turnably installed on a guide rod disposed in parallel with the manual tuning shaft and which is provided with a friction plate corresponding to the threaded portion, a core carriage which moves in the same direction as a moving direction of the release plate in interlocking with a movement thereof, and a release plate which is operated by depressing a push button. The friction plate and the threaded portion are held in engagement in the normal state, and the engagement is released when the push button is depressed.