A pneumatic tire tread has tread elements formed by circumferential and/or lateral grooves. At least one tread element has a sipe that devolves from a constant width sipe having a three dimensional aspect in at least a portion of the radially outer portion of the sipe to a wider width groove at the base of the tread feature.
申请公布号
US2007095447(A1)
申请公布日期
2007.05.03
申请号
US20050262708
申请日期
2005.10.31
申请人
NGUYEN GIA V;DELOGNE JOEL A G;JEANNE-MARIE CAMBRON ANNE-FRAN;SEVERENS FRANK;COLLETTE JEAN J
发明人
NGUYEN GIA V.;DELOGNE JOEL A.G.;JEANNE-MARIE CAMBRON ANNE-FRANCE G.;SEVERENS FRANK;COLLETTE JEAN J.
