发明名称 |
HEAVY DUTY PNEUMATIC TIRES |
摘要 |
HEAVY DUTY PNEUMATIC TIRES In a heavy duty pneumatic tire having a lug pattern and used for truck, bus, construction vehicle and the like, at least two lug grooves located in each half region of the tread portion are connected to each other through an auxiliary groove containing a step protrusion therein, and the widths and depths of the auxiliary groove and step protrusion satisfy particular relationships.
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申请公布号 |
CA2012715(C) |
申请公布日期 |
1994.05.17 |
申请号 |
CA19902012715 |
申请日期 |
1990.03.21 |
申请人 |
BRIDGESTONE CORPORATION |
发明人 |
FUKASAWA, FUMIAKI;IKEDA, HIROMICHI |
分类号 |
B60C11/04;B60C9/08;B60C11/03;B60C11/11;B60C11/113;B60C11/117;B60C11/13;(IPC1-7):B60C11/03 |
主分类号 |
B60C11/04 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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