PNEUMATIC TIRE - SUMITOMO RUBBER IND

Title:

PNEUMATIC TIRE

Document Type and Number:

WIPO Patent Application WO/2014/073418

Kind Code:

A1

Abstract:

A tire (2) is provided with a pair of beads (6), a carcass (8), a chafer (16), an insulation (12), and a cushion layer (14). The bead (6) is provided with a core (18) located on the radially inner side thereof. On the radially inner side of the core (18), the insulation (12) is stacked on the radially outer side of the chafer (16). The cushion layer (14) is stacked on the radially outer side of the insulation (12). The insulation (12) and the cushion layer (14) are produced from different crosslinked rubbers from each other. The compressive elasticity modulus (Eα*) of the crosslinked rubber of the cushion layer (14) is smaller than the compressive elasticity modulus (Eβ*) of the crosslinked rubber of the insulation (12).

Inventors:

UEDA KENJI

Application Number:

PCT/JP2013/079244

Publication Date:

May 15, 2014

Filing Date:

October 29, 2013

Export Citation:

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Assignee:

SUMITOMO RUBBER IND (JP)

International Classes:

B60C15/00; B60C15/04; B60C15/06

Foreign References:

JP2010247794A	2010-11-04
JP2010284917A	2010-12-24
JPH02179515A	1990-07-12
JPH04254206A	1992-09-09
JP2012040780A	2012-03-01
JP2011246086A	2011-12-08
JPH04328006A	1992-11-17
JP2005053252A	2005-03-03
JP2010215020A	2010-09-30

Other References: