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:
Jun. 03, 1997
Filed:
Feb. 21, 1995
Applicant:
Inventor:
Yotaro Sanada, Tokyo, JP;
Assignee:
NEC Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11B / ; G11B / ;
U.S. Cl.
CPC ...
360 9808 ; 360 9912 ;
Abstract
A magnetic disk assembly having a stack of magnetic disks supported by a clamp ring is disclosed. A cap is fastened to the top of a spindle hub by screws beforehand. Subsequently, a clamp ring is affixed to the cap by shrinkage fit. Even when some defects are found on a stack of disks, the defective disks can be readily removed from the spindle hub and replaced.