- 专利标题: Transverse grooves providing venting in treads for retreaded tires
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申请号: US14367011申请日: 2011-12-20
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公开(公告)号: US10150269B2公开(公告)日: 2018-12-11
- 发明人: E. Bruce Colby , Dimitri G. Tsihlas , Cesar E. Zarak , Metodi L. Ikonomov
- 申请人: E. Bruce Colby , Dimitri G. Tsihlas , Cesar E. Zarak , Metodi L. Ikonomov
- 申请人地址: FR Clermont-Ferrand
- 专利权人: COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN
- 当前专利权人: COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN
- 当前专利权人地址: FR Clermont-Ferrand
- 代理机构: Hahn Loeser & Parks LLP
- 国际申请: PCT/US2011/066327 WO 20111220
- 国际公布: WO2013/095406 WO 20130627
- 主分类号: B29C33/42
- IPC分类号: B29C33/42 ; B29D30/56 ; B60C11/02 ; B29D30/52 ; B60C23/19 ; B60C11/03 ; B29C33/76 ; B29D30/58
摘要:
The present invention includes an improved tire tread having recessed lateral grooves, and a tire having the same. Particular embodiments of the tread include a tread thickness bounded depthwise by a top side configured to engage a ground surface during tire operation and a bottom side configured to attach to a tire carcass, the thickness extending laterally between a first side edge and a second side edge and longitudinally in a lengthwise direction of the tread. The tread further includes a longitudinal groove in fluid communication with the top side or the bottom side of the tread thickness and a lateral groove in fluid communication with the bottom side of the tread thickness extending from the first side edge intersecting the longitudinal groove forming a vent passageway extending from the longitudinal groove and to the first side edge. The invention includes methods of forming such treads and molds there for.
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