Pneumatic Tire
AssigneeThe Yokohama Rubber Co., Ltd.
InventorToshiro Oyama
Life of this patent
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Abstract
A tread area is divided into a plurality of lands by a plurality of grooves formed in the tread area. Each of the grooves includes a plurality of protrusions arranged at intervals on a bottom of the groove. The protrusions are lower than the lands from the bottom of the groove, and separated from the lands. Each of the protrusions includes a protrusion main body having a top portion that is a highest portion from the bottom of the groove, and a slope portion having a slop that makes an angle with the bottom of the groove in a range between 3 degrees and 60 degrees. The slope portion is formed in at least one direction along the groove.
Claims14
A pneumatic tire comprising:
- a tread area that is divided into a plurality of lands by a plurality of grooves formed in the tread area, wherein
- each of the grooves includes a plurality of protrusions arranged at intervals on a bottom of the groove,
- the protrusions are lower than the lands from the bottom of the groove, and separated from the lands,
- each of the protrusions includes
- a protrusion main body having a top portion that is a highest portion from the bottom of the groove;
- and
- a slope portion having a slop that makes an angle with the bottom of the groove in a range between 3 degrees and 60 degrees, and
- the slope portion is formed in at least one direction along the groove.
Dependencies are inferred from the claim text.