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. 18, 1985
Filed:
Apr. 09, 1984
Applicant:
Inventor:
Katsuhiko Oguri, Yokohama, JP;
Assignee:
Victor Company of Japan, Limited, Yokohama, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04R / ;
U.S. Cl.
CPC ...
369136 ; 369146 ;
Abstract
An electromagnetic pickup cartridge comprises a movably supported permanent magnet magnetized in the direction of the thickness thereof, a cantilever secured to the magnet with a stylus attached to the free end thereof, and a pair of magnetic flux sensors stationarily mounted above the permanent magnet at right angles to each other for sensing the angular displacement of the permanent magnet about different axes with respect to a neutral position.