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:
Jun. 29, 1982
Filed:
Apr. 07, 1980
Applicant:
Inventor:
Yoshihisa Hirota, Tokorozawa, JP;
Assignee:
Pioneer Electronic Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B / ;
U.S. Cl.
CPC ...
369216 ; 369184 ;
Abstract
A record turntable tonearm positioning system having an engagement mechanism to limit movement of the tonearm and a control system to determine tonearm position. A drive system responsive to a predetermined signal drives the engaging mechanism and a detector measures tonearm position. The control system generates the predetermined signal in response to detector output to control the drive system.
Hirota, Yoshihisa. (1982). Tonearm position setting device (U.S. Patent No. 4337537). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4337537
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile