PNEUMATIC TIRE - SUMITOMO RUBBER IND

Title:

PNEUMATIC TIRE

Document Type and Number:

WIPO Patent Application WO/2015/037464

Kind Code:

A1

Abstract:

A middle land portion (6) is divided into multiple middle blocks by first middle transverse grooves (10) and second middle transverse grooves (20) arranged alternately in the tire circumference direction. The first middle transverse grooves (10) include a first groove portion (11) which communicates with a crown main groove (3), and a second groove portion (12) which communicates with a shoulder main groove (4) and is less wide than the first groove portion (11); the second middle transverse grooves (20) include a third groove portion (23) which communicates with the shoulder main groove (4), and a fourth groove portion (24) which communicates with a crown main groove (3) and is less wide than the third groove portion (23). The middle land portion (6) has first middle slots (30) which are disposed near a second groove portion (12), extend from the shoulder main groove (4) towards the crown main groove (3) and end within the middle land portion (6), and second middle slots (40) which are disposed near fourth groove portions (24), extend from the crown main groove (3) towards the shoulder main groove (4) and end within the middle land portion (6).

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Inventors:

IWASAKI SATOSHI (JP)

Application Number:

PCT/JP2014/072905

Publication Date:

March 19, 2015

Filing Date:

September 01, 2014

Export Citation:

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Assignee:

SUMITOMO RUBBER IND (JP)

International Classes:

B60C11/13; B60C11/03; B60C11/12

Foreign References:

JP2013049325A	2013-03-14
JP2010241267A	2010-10-28
JP2012126214A	2012-07-05
JP2001191736A	2001-07-17
US20050183807A1	2005-08-25
JP2008120232A	2008-05-02

Other References: