| US 7,490,646 B2 | ||
| Vehicle pneumatic tire with transverse grooves defining flank segments having different angles | ||
| Peter Bogenschuetz, Wedemark (Germany); Markus Metz, Neustadt (Germany); and Frank Walloch, Peine (Germany) | ||
| Assigned to Continental Aktiengesellschaft, Hannover (Germany) | ||
| Filed on Mar. 25, 2005, as Appl. No. 11/88,848. | ||
| Claims priority of application No. 04007321 (EP), filed on Mar. 26, 2004. | ||
| Prior Publication US 2005/0211353 A1, Sep. 29, 2005 | ||
| Int. Cl. B60C 11/11 (2006.01); B60C 11/13 (2006.01) | ||
| U.S. Cl. 152—209.21 [152/209.24; 152/902] | 38 Claims |
| 1. A vehicle pneumatic tire comprising:
a rubber tread profile comprising blocks formed by circumferential grooves and transverse grooves; and
at least some of the transverse grooves being defined by first and second flank segments and a transition area arranged between
the first and second flank segments,
wherein the first and second flank segments have different angles with respect to a radial direction,
wherein the first and second flank segments have a constant angle over most of their length and from a tread surface to a
groove base of the transverse groove, and
wherein an angle of the transition area changes continuously from the first flank segment to the second flank segment.
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