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:
May. 08, 1979
Filed:
Nov. 25, 1977
Applicant:
Inventor:
Dwipendra N Guha, Calcutta, IN;
Assignee:
Avnet, Inc., New York, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B / ;
U.S. Cl.
CPC ...
274 / ;
Abstract
A tonearm system is provided in accordance with the invention in which the tonearm is mechanically maintained in tangential tracking relationship in the groove in a record during the playing thereof, the record being mounted on a rotating turntable. The principle of the mechanical system according to the invention is to provide the tonearm in fixed relationship with a bracket combination capable of pivoting the tonearm horizontally on a vertical axis which bracket in turn is adapted to rotate about a secondary vertical pivotal axis, this axis being in fixed relationship to the axis of the turntable and the record being played.