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:
May. 19, 1998
Filed:
Jul. 15, 1996
Applicant:
Inventor:
Hiroshi Yoshino, Tokyo, JP;
Assignee:
NEC Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B / ;
U.S. Cl.
CPC ...
360 9702 ;
Abstract
A magnetic disk storage unit has a sealing container accommodating at least a magnetic disk and at least a magnetic head and being provided with at least an air hole through which air pass between interior and exterior to adjust a pressure of an internal gas within the sealing container, wherein the air hole is provided with a gas adsorbent comprising carbon fibers made from a high polymer having cyano groups.