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. 17, 2012
Filed:
May. 16, 2011
Shigeo Kudo, Osaka, JP;
Tetsuo Tatara, Osaka, JP;
Osamu Fujiki, Osaka, JP;
Toyo Tire & Rubber Co., Ltd., Osaka-shi, JP;
Abstract
The invention can efficiently provide a carcass member constituting a carcass layer of a radial tire, particularly, a carcass member a direction of a cord of which constitutes an angle of substantially 90° relative to a tire circumferential direction, and can easily adjust a length in accordance with a size, one piece of a cord (C) is continuously passed through a rubber coating die () to coat rubber on the cord, the rubber coated cord (C) is shaped such that a sectional outer shape thereof constitutes an elliptical shape, the rubber coated cord (C) is wound around an aligning drum () while adjusting a direction of the elliptical shape by way of an aligning guide () to bond without producing a gap to form a cylinder-like member (A), thereafter, the cylinder-like member (A) is cut in a direction in parallel with the drum axis center to constitute a sheet-like shape.