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:
Sep. 07, 1999
Filed:
Feb. 07, 1997
Applicant:
Inventors:
Koji Noboryu, Saitama-ken, JP;
Tetsuo Shimizu, Saitama-ken, JP;
Assignee:
Canon Denshi Kabushiki Kaisha, Saitama-ken, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B / ;
U.S. Cl.
CPC ...
360128 ;
Abstract
A magnetic head for carrying out recording or reproduction on or from a magnetic recording medium, comprises a shielding case having an opening in a sliding face for sliding contact with the magnetic recording medium, and a magnetic core having a projection provided with a magnetic gap portion, the magnetic gap portion being exposed through the opening of the shielding case. The projection of the magnetic core is formed to have an approximately trapezoidal, external shape incross section.