US Patent Application No: 2011/0186,202

Number of patents in Portfolio can not be more than 2000

TIRE HAVING GUM STRIP AND CHAFER

ALSO PUBLISHED AS: 8517072

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A tire having a circumferential tread, at least one belt, an inner liner, a pair of sidewalls, at least one carcass ply, and a pair of bead portions. The pair of bead portions each further includes a bead core, a bead filler having an upper end, a chaffer, and a gum strip. The chaffer extends axially outward from the inner liner towards the sidewall and curves radially upward along an axially outer portion of the bead core. The sidewall gum strip extends radially upward from a curved portion of the chaffer, wherein the sidewall gumstrip is located axially between the at least one carcass ply turn-up end and a sidewall.

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Patent Owner(s)

Patent OwnerAddressTotal Patents
BRIDGESTONE AMERICAS TIRE OPERATIONS, LLCNASHVILLE, TN135

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Harris, Bradley Jameyson New London, OH 3 13
Swartzwelder, Chris A - 2 0

Cited Art Landscape

Patent Info (Count) # Cites Year
 
SUMITOMO RUBBER INDUSTRIES, LTD. (4)
* 5,879,485 Pneumatic radial tire including rubber spacer between axially adjacent carcass cords 5 1997
* 2005/0145,314 Method of manufacturing pneumatic tire 5 2005
* 7,712,500 Pneumatic tire with cushion rubber and method for producing the same 3 2006
* 7,997,318 Heavy-load tire with wind bead structure 2 2008
 
MICHELIN RECHERCHE ET TECHNIQUE S.A. (1)
* 5,427,166 Run-flat tire with three carcass layers 60 1994
 
PIRELLI PNEUMATICI S.P.A. (1)
* 7,201,199 Tire with bead core with hexagonal section 3 2001
 
The Goodyear Tire & Rubber Company (1)
* 4,726,408 Pneumatic tire bead portion structure 15 1987
 
The Yokohama Rubber Co., Ltd. (1)
* 5,221,385 Pneumatic radial tire with noise suppressing rubber sheet in the bead region 5 1991
* Cited By Examiner

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