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. 24, 1980
Filed:
Dec. 21, 1978
Applicant:
Inventor:
Hideaki Hayashi, Mitaka, JP;
Assignee:
Nippon Columbia Kabushikikaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04R / ; G11B / ;
U.S. Cl.
CPC ...
1791 / ; 1791 / ; 274 37 ;
Abstract
A moving magnet type pick-up cartridge is disclosed. Coils arranged around a moving magnet have no yoke to prevent the generation of distortion by a yoke.