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. 31, 1988
Filed:
Apr. 14, 1986
Applicant:
Inventor:
James L Barnes, Elkhorn, NE (US);
Assignee:
Magnetic Peripherals, Inc., Minneapolis, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B / ;
U.S. Cl.
CPC ...
360133 ;
Abstract
In a disk cartridge having a housing containing a rotatable data storage disk and hub assembly, the hub having a centered circular plate portion accessible through a housing aperture, a disk cover collar having a flexible removable bottom cover supported by the housing to cover the housing aperture and having an annular ring portion which provides a confinement ring for centering the hub and data storage disk as the disk cover collar flexes during normal handling of disk cartridge.