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. 21, 1977
Filed:
Jun. 18, 1975
Applicant:
Inventors:
Roop S Bhakuni, Copley, OH (US);
Grover W Rye, Cuyahoga Falls, OH (US);
Assignee:
The Goodyear Tire & Rubber Company, Akron, OH (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B29H / ; B29H / ;
U.S. Cl.
CPC ...
428395 ; 428393 ; 428394 ; 428424 ; 428480 ; 428474 ; 4274 / ; 156331 ;
Abstract
The bonding of tire cord to rubber is improved by first treating the surface of the tire cord with a solvent solution of a polyisocyanate in essentially small amounts and then treating the cord with an adhesive comprising a phenol/aldehyde resin, a phenol aldehyde resin blocked polyisocyanate and a rubber latex.