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.

Date of Patent:
Sep. 12, 2000

Filed:

Jan. 21, 1997
Applicant:
Inventor:

Masahiro Yanagisawa, Tokyo, JP;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G11B / ; G11B / ;
U.S. Cl.
CPC ...
360 9702 ; 3602341 ;
Abstract

A magnetic disk drive using a magnetic disk covered with a film of liquid lubricant for obviating wear ascribable to the friction and contact of the magnetic disk with a magnetic head is disclosed. The circumferential edge of the disk and the side wall of a casing are spaced from each other by 0.01 mm or less. In addition, the distance between the surface of the disk and a wall facing it, e.g., between the surfaces of adjacent disks or between the surface of each disk and the inner surface of a top wall or that of a bottom wall forming the casing is selected to be 3.00 mm or less.


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Yanagisawa, Masahiro. (2000). Magnetic disk drive (U.S. Patent No. 6118617). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6118617

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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