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Patent Searching and Data


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:
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:
JP2010247794A2010-11-04
JP2010284917A2010-12-24
JPH02179515A1990-07-12
JPH04254206A1992-09-09
JP2012040780A2012-03-01
JP2011246086A2011-12-08
JPH04328006A1992-11-17
JP2005053252A2005-03-03
JP2010215020A2010-09-30
Other References:
See also references of EP 2910391A4
Attorney, Agent or Firm:
OKA Kengo et al. (JP)
岡 Kengo (JP)
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