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. 31, 2021
Filed:
Apr. 17, 2017
Sumitomo Rubber Industries, Ltd., Kobe, JP;
Hiroyuki Onimatsu, Kobe, JP;
Kimitaka Yoshimura, Kobe, JP;
Santa Momii, Kobe, JP;
Takeshi Kawazu, Kobe, JP;
Takaji Arai, Kobe, JP;
Noboru Ishihara, Kobe, JP;
Yu Nosaka, Kobe, JP;
Toshiyuki Yamagiwa, Kobe, JP;
SUMITOMO RUBBER INDUSTRIES, LTD., Kobe, JP;
Abstract
To improve durability by preventing breakage of each roller piece for a long time. It is a pressure roller for pressing a surface of a tire member made from an unvulcanized rubber member. The pressure roller has a support shaft and a plurality of elastically deformable roller pieces supported by the support shaft and arranged in the axial direction of the support shaft. Each roller piece has a pressing surface for contacting with the surface of the tire member. Each roller piece is independently rotatably supported by the support shaft.