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:
Mar. 11, 2008
Filed:
Feb. 27, 2004
Shigeo Kudo, Osaka, JP;
Tetsuo Tatara, Osaka, JP;
Masami Tanabe, Osaka, JP;
Toyo Tire & Rubber Co., Ltd., Osaka, JP;
Abstract
Method for forming a rubber strip which enables a wider rubber of small thickness without lowering an extruding speed and enables to reduce a building cycle time, thereby increasing the efficiency of tire manufacturing. Temperatures at a main-part casing, a screw shaftand a head region included with the dieare controlled to be different from each other in a manner that: the temperature as controlled in the main-part casingis higher than that in the screw shaft; and the temperature as controlled in the head region is higher than that in the main-part casing, when continuously extruding a rubber material in a form of a ribbon in forming a rubber strip