About 46 results
https://drivepatents.com/patents/956676 · 21 Oct 2015
A pneumatic tire (1) includes a tread portion (2) having a pair of central block rows (3R) arranged on both sides of a tire equator C. Each of the central block rows includes a plurality of central blocks (3) arranged in a circumferential direction of the ...
https://drivepatents.com/patents/960854 · 13 May 2015
Pneumatic tire with improved on-ice friction properties which is excellent in on-ice performance, in particular on-ice braking, including, in a tread surface located between both tread ends, a plurality of main circumferential grooves, a plurality of later...
https://drivepatents.com/patents/961207 · 29 Apr 2015
The present invention relates to a kerf structure for a snow tire, including a wave-shaped straight portion and an expansion portion formed expanding from the straight portion, wherein the expansion portion includes unit structures, on each of which centra...
https://drivepatents.com/patents/961209 · 29 Apr 2015
The present invention provides a kerf structure for a snow tire, including unit structures on each of which spiral-shaped protrusions are continuously formed to be spaced a predetermined distance apart on the outer circumferential surface of a semicylindri...
https://drivepatents.com/patents/961523 · 15 Apr 2015
A pneumatic tire (100) includes first and second laterally spaced sides (102, 104), and a tread interposed between the sides (102, 104). The tread includes a tread surface (112) having at least one groove (122). The groove (122) includes first and second f...
https://drivepatents.com/patents/966493 · 10 Dec 2014
A pneumatic tire includes a tread with land portions each having one or more sipes, and provides improved braking/driving performance on both ice and snow road surface and dry road surface, while suppressing loss of sipe edges. The sipe has a depth (D) and...
https://drivepatents.com/patents/969920 · 17 Sep 2014
A tire includes a tread, a pair of beads, a carcass, and a band. The tread includes a large number of blocks which stand substantially outward in a radial direction. The carcass includes a carcass ply which is turned up around each bead. The carcass ply in...
https://drivepatents.com/patents/971576 · 6 Aug 2014
A motorcycle tire having a block pattern suitable for running on rough terrain is disclosed. Each middle block overlaps with one of crown blocks at least partially in the tire circumferential direction. The top face of each crown block has an axially long ...
https://drivepatents.com/patents/977939 · 5 Mar 2014
Pneumatic tire with noise reducer (7), which can reduce the cost for manufacturing a noise reducer and which can keep the effect to suppress cavity resonance, wherein the noise reducer (7) is formed into a ring shape by butting both end faces (12e) of an e...
https://drivepatents.com/patents/980529 · 25 Dec 2013
A pneumatic tire includes, on a tread surface (1) of the tire, at least two longitudinal grooves (2, 3) extending along a tire equator (C), a plurality of transverse grooves (4a to 4d) connecting the longitudinal grooves, and a block row (L5) formed by a p...