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发明授权
CN106142997B 充气轮胎 有权

充气轮胎
摘要：
本发明提供一种维持湿地性能并能提高在干地路面上的操纵稳定性的充气轮胎，其在外侧胎肩主沟(5A)与外侧中央主沟(6A)之间的外侧中间陆地部(8A)的轮胎周向上设有多条包括浅沟部(15)和深沟部(16)的外侧中间横沟(10)，外侧中间横沟(10)包括：第一外侧中间横沟(11)，其将深沟部(16)设于外侧胎肩主沟(5A)侧，并将浅沟部(15)设于外侧中央主沟(6A)侧；以及第二外侧中间横沟(12)，其将深沟部(16)设于外侧中央主沟(6A)侧，并将浅沟部(15)设于外侧胎肩主沟(5A)侧。在轮胎周向上交替地设置第一外侧中间横沟(11)与所述第二外侧中间横沟(12)。
摘要（英）：

A pneumatic tire comprises a tread portion provided with main grooves extending continuously in the tire circumferential direction. The main grooves include an outboard shoulder main groove and an outboard crown main groove between which an outboard middle land region is defined. The outboard middle land region is provided with outboard middle transverse grooves each comprising a shallow groove section and a deep groove section. The outboard middle transverse grooves include: first outboard middle transverse grooves wherein their deep groove sections are is disposed on the outboard shoulder main groove side and their shallow groove sections are disposed on the outboard crown main groove side; and second outboard middle transverse grooves wherein their deep groove sections are disposed on the outboard crown main groove side and their shallow groove sections are disposed on the outboard shoulder main groove side. The first and second outboard middle transverse grooves arranged alternately in the tire circumferential direction.

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