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:
Jan. 13, 1981
Filed:
Apr. 12, 1979
Applicant:
Inventor:
Naohiko Toshimitsu, Chichibu, JP;
Assignees:
Canon Kabushiki Kaisha, Tokyo, JP;
Canon Denshi Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B / ;
U.S. Cl.
CPC ...
360124 ; 360125 ; 360123 ;
Abstract
A magnetic head comprises a magnetic head core having an output winding coiled thereon, a shield case for enclosing therein the magnetic head core, and a compensating coil for removing noise voltage produced in the output winding by external magnetic fluxes passing through the output winding.