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. 24, 1994
Filed:
Dec. 11, 1991
Applicant:
Inventors:
Wayne M Hector, Shoreview, MN (US);
Cathleen M Arsenault, St. Paul, MN (US);
Assignee:
Minnesota Mining and Manufacturing Company, St. Paul, MN (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11B / ;
U.S. Cl.
CPC ...
369290 ; 369288 ; 360135 ; 156276 ;
Abstract
A hub secured to a substrate having a recording medium with a bond layer having a thickness of less than 1 millimeter. The bond layer bonds the hub with the substrate and includes a cross-linked adhesive with a monolayer of glass spheroids dispersed within the cross-linked adhesive. The bond layer thickness is no less than the effective maximum diameter of the spheroids.