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:
Feb. 12, 1991
Filed:
Dec. 18, 1989
Applicant:
Inventor:
James H Adams, Sr, Rochester, MI (US);
Assignee:
GTE Valenite Corporation, Troy, MI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B21B / ;
U.S. Cl.
CPC ...
29123 ; 29124 ; 29125 ; 29132 ;
Abstract
A roller assembly of the type which receives a pair of bearings for journaling the roller for rotation about a longitudinal axis, includes a ceramic member having an annular shape about the axis with an outwardly facing surface and an inwardly facing surface positioned between respective ends of the ceramic member. A pair of end flanges engage the ends of the ceramic member and are interconnected for holding the ceramic member under a compressive force in both the longitudinal and radial direction.