Invention Grant
- Patent Title: Pneumatic tire
- Patent Title (中): 气动轮胎
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Application No.: US13162635Application Date: 2011-06-17
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Publication No.: US08826950B2Publication Date: 2014-09-09
- Inventor: Junichiro Morozumi
- Applicant: Junichiro Morozumi
- Applicant Address: JP Kobe
- Assignee: Sumitomo Rubber Industries, Ltd.
- Current Assignee: Sumitomo Rubber Industries, Ltd.
- Current Assignee Address: JP Kobe
- Agency: Birch, Stewart, Kolasch & Birch, LLP
- Priority: JP2010-139700 20100618
- Main IPC: B60C11/117
- IPC: B60C11/117 ; B60C11/12 ; B60C23/18 ; B60C23/19 ; B60C11/13 ; B60C11/03
Abstract:
A pneumatic tire comprises a tread portion provided with an asymmetrical tread pattern comprising a pair of crown circumferential grooves defining a crown rib therebetween. The crown rib is provided with: a central narrow circumferential groove subdividing the crown rib into a crown-rib outside portion and a crown-rib inside portion; cooling slots extending from the crown circumferential grooves; and cooling holes.
Public/Granted literature
- US20110308676A1 PNEUMATIC TIRE Public/Granted day:2011-12-22
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