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:
Apr. 24, 2012
Filed:
Jan. 17, 2006
Shigeo Kudo, Osaka, JP;
Tetsuo Tatara, Osaka, JP;
Osamu Fujiki, Osaka, JP;
Toyo Tire & Rubber Co., Ltd., Osaka-shi, Osaka, JP;
Abstract
The invention is made to accelerate extrusion forming by reducing a friction between a forming rubber formed to cover a cord or formed to extrude and an inner wall face of a path at inside of a die as the die used for an extrusion forming head, a portion of an upstream portion of a rubber forming path () reaching a front end outlet () from a rubber storing portion () at inside of a die main bodyis provided with a fluid sending inlet () for sending a fluid between an outer peripheral face of a forming rubber (R) at inside of the rubber forming path () and an inner wall face of the path and a resistance of passing the forming rubber (R) on a downstream side is reduced by the fluid.