Invention Grant
- Patent Title: Pneumatic tire
- Patent Title (中): 气动轮胎
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Application No.: US13328734Application Date: 2011-12-16
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Publication No.: US08794284B2Publication Date: 2014-08-05
- Inventor: Takahiro Yamakawa
- Applicant: Takahiro Yamakawa
- Applicant Address: JP Tokyo
- Assignee: The Yokohama Rubber Co., Ltd.
- Current Assignee: The Yokohama Rubber Co., Ltd.
- Current Assignee Address: JP Tokyo
- Agency: Global IP Counselors, LLP
- Priority: JP2011-023930 20110207
- Main IPC: B60C13/02
- IPC: B60C13/02 ; B60C13/00

Abstract:
A pneumatic tire includes a tread portion extending in a tire circumferential direction and a pair of sidewall sections disposed on both sides of the tread portion in a tire width direction. At least one sidewall section includes a surface pattern region having a plurality of minute regions arranged along the circumferential direction and a tire radial direction. The minute regions are visually distinguishable from surrounding regions due to light reflection characteristics or surface unevenness. Width dimensions along the circumferential direction of adjacent minute regions juxtaposed with each along the circumferential direction vary among at least three different widths. The width dimensions of adjacent minute sections vary continuously or in steps along the circumferential direction. The adjacent minute regions are juxtaposed next to each other at at least three different interval sizes, and are arranged along the circumferential direction at prescribed intervals whose sizes vary continuously or in steps.
Public/Granted literature
- US20120199261A1 PNEUMATIC TIRE Public/Granted day:2012-08-09
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