公开(公告)号：US10850575B2

公开(公告)日：2020-12-01

申请号：US15516466

申请日：2015-10-16

Applicant: SUMITOMO RUBBER INDUSTRIES, LTD.

Inventor： Naoki Yukawa ,  Yogun Kida ,  Mutsuki Sugimoto ,  Satoshi Yamada

IPC: B60C19/12 ,  B29D30/06 ,  C08L23/22 ,  B60C9/04 ,  B60C9/00

Abstract: Provided is a pneumatic tire in which a sealant layer entirely exhibits sufficient sealing performance. The present invention relates to a pneumatic tire including a sealant layer located radially inside an innerliner, the sealant layer being formed by continuously and spirally applying a generally string-shaped sealant to the inner periphery of a tire in the tire width direction from one side to the other, the attachment start portion of the sealant being located tire-widthwise inward from the tire-widthwise end of the sealant layer.

公开(公告)号：US11130300B2

公开(公告)日：2021-09-28

申请号：US15516546

申请日：2015-10-16

Applicant: SUMITOMO RUBBER INDUSTRIES, LTD.

Inventor： Naoki Yukawa ,  Satoshi Yamada ,  Mutsuki Sugimoto

IPC: B60C19/12 ,  B29D30/06

Abstract: A pneumatic tire and a method for producing the pneumatic tire, wherein the pneumatic tire includes a generally string-shaped adhesive sealant, the sealant is continuously and spirally attached at least to the inner periphery of the tire that corresponds to a tread portion, the sealant has a wider portion on at least one of the longitudinal ends thereof, and the wider portion has a width larger than that of the longitudinally adjoining portion.

公开(公告)号：US11077725B2

公开(公告)日：2021-08-03

申请号：US15516608

申请日：2015-10-16

Applicant: SUMITOMO RUBBER INDUSTRIES, LTD.

Inventor： Naoki Yukawa ,  Mutsuki Sugimoto ,  Satoshi Yamada

IPC: B60C19/12 ,  B60C5/14 ,  B29D30/06 ,  B29C73/16 ,  B29D30/00 ,  C08L23/22 ,  B60C9/04 ,  B60C9/00 ,  B60C19/00

Abstract: Provided is a pneumatic tire having sufficient sealing performance. The present invention relates to a pneumatic tire including a sealant layer located radially inside an innerliner, the sealant layer being formed by applying a sealant to the inner periphery of a tire from which mold release agents have been removed.

公开(公告)号：US11072209B2

公开(公告)日：2021-07-27

申请号：US15516615

申请日：2015-10-16

Applicant: SUMITOMO RUBBER INDUSTRIES, LTD.

Inventor： Naoki Yukawa ,  Mutsuki Sugimoto ,  Satoshi Yamada

IPC: B60C19/12 ,  B60C19/00 ,  B60C11/13 ,  B29D30/06 ,  B29D30/00 ,  B29C73/16 ,  C08L23/22 ,  B60C9/04 ,  B60C9/00 ,  B60C5/14

Abstract: A pneumatic tire includes a resonator attached to the inner periphery of the tire, the resonator including a tube with an opening, and a cavity connected to the tube. The pneumatic tire further includes s a tread portion and each resonator faces the tread portion, the tread portion includes at least one circumferential longitudinal groove, and the opening is provided to penetrate a circumferential longitudinal groove of the tread portion.