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:
Nov. 05, 1991
Filed:
Nov. 17, 1989
Applicant:
Inventor:
Takahiko Tandai, Aomori, JP;
Assignees:
Nakamichi Corporation, Tokyo, JP;
Nakamichi Fukushima Corporation, Fukushima, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B / ; G11B / ;
U.S. Cl.
CPC ...
360128 ; 360122 ; 360125 ;
Abstract
A composite magnetic head particularly applicable to a half-inch tape cartridge employed in a streamer comprises a plurality of head assemblies and shielding blocks secured to the opposite sides of the respective head assemblies. One or more of thin plate made of magnetic material such as permalloy are attached to the front face of the magnetic head in suitable positions to improve cross-feed between adjacent two head assemblies.