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:
Aug. 30, 1977
Filed:
Aug. 01, 1975
Applicant:
Inventors:
Roger O Bjerk, Edelstein, IL (US);
William D Brandon, Peoria, IL (US);
Frederick S Engelking, Peoria, IL (US);
John P Jero, Washington, IL (US);
Assignee:
Caterpillar Tractor Co., Peoria, IL (US);
Primary Examiner:
Int. Cl.
CPC ...
C08K / ; C08K / ;
U.S. Cl.
CPC ...
260 4218 ; 260 4227 ; 260900 ; 26099813 ; 428325 ; 428421 ; 428463 ;
Abstract
High modulus asperities are incorporated into a fluoroelastomer-polyacrylate elastomer matrix to provide a material which, when cured, exhibits high, stable coefficients of friction over a wide temperature range.