About 1000 results
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https://drivepatents.com/patents/1391356 · 1 Oct 2025
A tire 1 includes a tread portion 2. The tread portion 2 includes tread ends Te, three circumferential grooves 3, and four land portions 4. The circumferential grooves 3 include one shoulder circumferential groove 5 and one crown circumferential groove 6. ...
https://drivepatents.com/patents/1391766 · 1 Oct 2025
A pneumatic tire which has a specific tire size and can inhibit damage to a belt layer is provided. The pneumatic tire is mounted and used on a rim R. The rim R has a rim diameter RD of 12 to 17 inches. A ratio SH/SW of a tire cross-sectional height SH to ...
https://drivepatents.com/patents/1400597 · 1 Oct 2025
Provided is a pneumatic tire having excellent ride comfort and steering stability during high speed running. The pneumatic tire is a pneumatic tire including a tread portion and a belt layer, wherein the belt layer includes reinforcing cords made of a stee...
https://drivepatents.com/patents/1392264 · 24 Sep 2025
A tire includes a tread portion; a pair of bead portions; a pair of sidewall portions, each of which extend between the tread portion and a respective bead portion; a carcass that extends from one bead portion to the other, through the sidewall portions an...
https://drivepatents.com/patents/1394781 · 17 Sep 2025
It is an object of the present invention to provide a heavy-duty tire with improved chipping resistance on a surface of a rough road. Provided is a heavy-duty tire (1) comprising a tread part (2) that comprises a first layer (4) constituting a tread surfac...
https://drivepatents.com/patents/1387920 · 17 Sep 2025
A heavy duty tire 2 includes a tread 4. The tread 4 includes a crown circumferential main groove 14 and shoulder circumferential main grooves 12. The tread 4 includes crown land portions 20 and shoulder land portions 22. Each crown land portion 20 has a cr...
https://drivepatents.com/patents/1392732 · 10 Sep 2025
A pneumatic tire comprises a tread portion, a pair of sidewall portions, a pair of bead portions, a carcass extending between the portions, and an inner rubber extending between the portions, on the inner side of the carcass. The inner rubber comprises a f...
https://drivepatents.com/patents/1390590 · 3 Sep 2025
A tire 1 includes at least one groove 3. The groove 3 includes a pair of groove walls 4 at least one of which includes a stepped portion 6 in which depth direction surfaces 8 extending in a groove depth direction and width direction surfaces 9 extending in...
https://drivepatents.com/patents/1393486 · 3 Sep 2025
Provided is a tire with excellent overall performance in terms of durability during high-speed driving and ride quality. The present invention relates to a tire including a belt layer and a belt-reinforcing layer, the belt-reinforcing layer including at le...
https://drivepatents.com/patents/1399603 · 3 Sep 2025
A pneumatic tire is provided which has sufficiently reduced rolling resistance during high-speed running and which has excellent durability. The pneumatic tire has a bead portion, carcass and tread, wherein: a bead-reinforcing layer that reinforces the bea...