公开(公告)号：US20070095447A1

公开(公告)日：2007-05-03

申请号：US11262708

申请日：2005-10-31

Applicant: Gia Nguyen ,  Joel Delogne ,  Anne-France Jeanne-Marie Cambron ,  Frank Severens ,  Jean Collette

Inventor： Gia Nguyen ,  Joel Delogne ,  Anne-France Jeanne-Marie Cambron ,  Frank Severens ,  Jean Collette

IPC: B60C11/12

CPC classification number: B60C11/12 ,  B29D2030/0613 ,  B60C11/1218 ,  B60C11/1281 ,  B60C2011/1213 ,  Y10S152/03

Abstract: 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.

Abstract translation: 充气轮胎胎面具有由周向和/或横向槽形成的胎面元件。 至少一个胎面元件具有刀槽花纹，所述刀槽花纹从在刀槽花纹的径向外部的至少一部分中具有三维方面的恒定宽度的刀槽花纹延伸到胎面特征的基部处的较宽宽度的槽。