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| Number | Title | Issue Date |
| 8132604 | Pneumatic tire A pneumatic tire comprising a shoulder rib segmented into a main rib located at the inner side thereof in a width direction of the tire and a thin rib located at the outer side thereof in the width direction of the tire by a thin groove extending along a circumferen... | 03/13/2012 |
| 8079391 | Pneumatic tire with sidewall tread projections A pneumatic tire includes a circumferential tread disposed between opposing tread edges and opposing sidewalls disposed radially inward from the opposing tread edges. Each sidewall has a rectangular extension block and a triangular extension block. The rectangular e... | 12/20/2011 |
| 8069889 | Pneumatic tire Protrusions 11 are provided in a buttress portion 20, the protrusions 11 are composed of a center portion 11a extending from the groove bottom 4 of the transverse grooves 2 toward the tire rotational axis and side por... | 12/06/2011 |
| 7992606 | Heavy load pneumatic tire The offset amount that a sacrificial rib road contact surface is recessed to the inner side of a tire with regards to a shoulder rib road contact surface is equal to 0, and a circumferential fine groove is provided such that the opening side thereof is located on th... | 08/09/2011 |
| 7882875 | Pneumatic tire with tread having bottom raising portions A pneumatic tire having shoulder blocks defined on a shoulder side of the tread surface by lateral grooves extending in the widthwise direction of the tire beyond a ground contact end of the tire, the shoulder blocks being arranged in the circumferential direction o... | 02/08/2011 |
| 7836925 | Pneumatic tire having wearing region sandwiched by first and second sipes In a pneumatic tire in which a tread with a plurality of grooves 1 and 2 including main grooves 1 extending in the tire circumferential direction formed and in which block 3 is formed on shoulder portions of tread T by grooves 1 an... | 11/23/2010 |
| 7832439 | Pneumatic tire having recess in buttress face A pneumatic tire capable of preventing wandering without impairing wear resistance, including tread portion 2 having circumferential shoulder grooves 6c extending at locations near ground contact edges E and lateral shoulder grooves 7d... | 11/16/2010 |
| 7431062 | Pneumatic radial tire having continuous thin groove at buttress A pneumatic radial tire having a thin groove continuous in a tire circumferential direction at a buttress formed between a shoulder of a tread and a sidewall includes a tire contour portion that is formed between an end portion of the shoulder and a groove floor of ... | 10/07/2008 |
| 7341082 | Shoulder ribs for pneumatic tires A pneumatic tire with a shoulder rib and lateral grooves defined in a shoulder rib. A tread and shoulder of the tire are joined along a shoulder edge. The tread includes a circumferential groove defining the shoulder rib, which is adjacent to the tire's shoulder. Th... | 03/11/2008 |
| 7281554 | Pneumatic tire with tread having blocks including highland portions and convex surface that is smoothly chamfered and defines line edge at the top of block sidewall To provide a pneumatic tire in which noise can be reduced without changing the basic design of the block pattern, a chamfered portion 24 is provided at a tire widthwise-direction outer side end 18A of a leading edge 18A of a block 18. Whe... | 10/16/2007 |
| 7222651 | Tire for preventing rollover or oversteer of a vehicle A tire for preventing vehicle rollover or oversteer comprises a pair of bead portions, a pair of sidewall portions, a tread portion extending between the pair of sidewall portions, and a portion of low friction material positioned along an edge of the tread portion.... | 05/29/2007 |
| 7178570 | Pneumatic tire including main and auxiliary oblique grooves in axially inner region of tread A pneumatic tire is provided in the tread portion with circumferential grooves, main oblique grooves and auxiliary oblique grooves. The circumferential grooves include: a pair of axially outer grooves disposed one on each side of the tire equator; and at least one a... | 02/20/2007 |
| 7152641 | Heavy-duty pneumatic tire having non-contact rib and shoulder blocks A heavy-duty pneumatic tire designed to suppress the occurrence of heel-and-toe wear in the shoulder blocks while maintaining good drainage and traction performance through the final stage of the wear life. In this heavy-duty pneumatic tire, whose shoulder portion i... | 12/26/2006 |
| 7140410 | Asymmetric truck racing tire An improved truck racing tire includes three belts and reduced tread and undertread thickness for weight reduction. An asymmetric shoulder design is provided and circumferential grooves having wear indicia therein at a preselected depth are incorporated into the tre... | 11/28/2006 |
| 7128110 | Agricultural wheel tire An agricultural wheel tire has a tire tread having first and second lateral edges defining the width of the tire tread, and two sets of lugs. Each lug of the first set extends from a center of the tread width and terminates at the first lateral edge of the tire trea... | 10/31/2006 |
| 7128111 | Pneumatic tire having shoulder blocks with V-shaped axially inner edge and convexly curved axially outer surface A pneumatic tire which comprises a tread portion with a pair of tread edges, and a tire shoulder extending radially inwardly from one of the tread edges, provided with a curved surface comprising a convex curve, wherein, on a cylindrical surface centered on the tire... | 10/31/2006 |
| 7125023 | Rollover protecting system for vehicle A rollover protecting system for a vehicle comprising an actuator for pushing out an upper arm to an external direction of the vehicle by pivoting a pivot arm such that a tire produces a positive camber in relation to the road surface. Protruding ends are formed on ... | 10/24/2006 |
| 7099765 | Direct determination of the maximum grip coefficient on the basis of measurement of the circumferential extension in a sidewall of a tire A method of determining the grip coefficient μ in the contact area of a tire on a road includes the steps of selecting a plurality of fixed points in space (that is to say ones that are fixed in the reference frame associated with the vehicle) which points lie at d... | 08/29/2006 |
| 7048022 | Tire tread with anti-puncture pads A pneumatic tire has a tread designed primarily for off-road activities, comprising large lugs. The tread can be defined as having a central tread width that is divided into a central tread zone and opposing lateral tread zones. The tire also has shoulder regions ex... | 05/23/2006 |
| 7025100 | Pneumatic tire including blocks and splitting grooves A pneumatic tire is provided in the tread portion with a circumferential row of middle tread elements, wherein each of the middle tread elements is divided into four elemental blocks having different configurations, by three splitting grooves, and the three splittin... | 04/11/2006 |
| 7011084 | Impetus-modifying thrust-wheels for ball-pitching machines The notion of an assymetrically configured thruster-wheel for automatic-feed ball-pitching batter/training-machines having a pair of laterally apposed axially-driven thruster-wheels; —wherein one or both thruster-wheels features a resilient circumferential-facing ... | 03/14/2006 |
| 7001946 | Tire with tread of natural rubber-rich rubber composition This invention relates to tires having a tread of a natural rubber-rich rubber composition reinforced with a combination of rubber reinforcing carbon black and precipitated silica in which carbon black is in the majority of such reinforcement. In one aspect, the tre... | 02/21/2006 |
| 6991015 | Pneumatic tire having non-symmetric pattern A pneumatic tire having a non-symmetric pattern in which a land ratio Lo of an outer tread surface portion To facing towards the outside of a vehicle from a tire equator C is set to be larger than a Land ratio Li of an inner tread surface pattern Ti facing towards t... | 01/31/2006 |
| 6968881 | Pneumatic tire including steeply slanted grooves, rib having sipes and blocks having sipes A tire tread for a pneumatic tire has a center rib and a series of steeply slanted grooves in each side region of the tread, the circumferentially adjacent grooves form blocks extending through the tread side regions. The center rib has a serrated configuration alon... | 11/29/2005 |
| 6962075 | Method of determining characteristics of a tire from stresses Method of determining at least one of the characteristics selected from: the three components of a resultant of forces which are exerted by the road on the contact area of a tire and the self-alignment torque generated by the tire, in which the said characteristic i... | 11/08/2005 |
| 6952990 | Land mine overpass tread design A land mine pressure fuse avoidance system has a base. A tread on the base contacts the ground around a land mine and independently distributes pressures around the ground. The tread has plural independent closed cell foam rubber elements. Each element is separated ... | 10/11/2005 |
| 6939920 | Tire sidewall compounds having improved flex fatigue and tread compound having improved tear strength Sidewalls of a pneumatic tire have greater resistance to failure due to dynamic flexing and abrasion, and the tire's tread has better resistance to tearing than with conventionally used rubber compositions, when sidewalls and tread are formed from a compound having ... | 09/06/2005 |
| 6929044 | All-terrain vehicle tire An All Terrain Vehicle Tire (10) for the drive axle positions has a tread (12) having three circumferentially continuous channels (61 62, 63). Two of the channels (62, 63) divide the elongated lugs (40, 42) into an axially inner po... | 08/16/2005 |
| 6920906 | Pneumatic tire with sidewall projections A pneumatic tire has an aggressive tread pattern for use on both on-road and off-road vehicles having at least a pair of intermediate ribs and a pair of shoulder ribs providing the ground engaging tread lugs. A plurality of circumferentially extending lug groups are... | 07/26/2005 |
| 6913051 | Tire with dual anchorage carcass ply Tire, comprising at least one carcass-type reinforcement structure extending circumferentially from the bead to the sidewall and a crown reinforcement, each of the beads further comprising a main anchoring zone for supporting the reinforcement structure, the tire co... | 07/05/2005 |
| 6843291 | Pneumatic tire A tire comprising a carcass extending through sidewall regions and a ground contacting tread region and a tread reinforcing breaker disposed radially outward of the carcass in the tread region, inboard and outboard tread regions each extending between the tread circ... | 01/18/2005 |
| 6814117 | Junction of a tread with the sidewalls of a tire A tire having a carcass reinforcement, a crown reinforcement and a tread joined to two beads by means of two sidewalls, the axially outer edges of the single mix of the tread being folded over on to the radially outer edges of the rubber mixes of the sidewalls, and ... | 11/09/2004 |
| 6786258 | Rubber article with a junction between two rubber mixes A rubber article, such as a tire, composed of at least two rubber mixes with different composition and properties, the said two mixes having a lap joint characterized in that at least one edge of at least one of the two mixes has an end with an oscillatory trace-lin... | 09/07/2004 |
| 6761198 | Pneumatic tire having lug and groove configuration extending from tread over at least 30% of sidewall This invention relates to a pneumatic rubber tire having a rubber sidewall composition of a lug and groove configuration which is designed to be ground contacting. Such sidewall configuration is of a rubber composition comprised of a blend of natural rubber and cis ... | 07/13/2004 |
| 6742559 | Pneumatic tire including wing rubber A pneumatic tire which includes a carcass having a carcass main extending from a bead core in one of the bead portions to a bead core in the other bead portion, and a pair of carcass turnups extending axially outside the carcass main; a tread rubber disposed in the ... | 06/01/2004 |
| 6739364 | Pneumatic tire having tire shoulder provided with curved surface A pneumatic tire which comprises a tread portion with a pair of tread edges, and a tire shoulder extending radially inwardly from one of the tread edges, provided with a curved surface comprising a convex curve, wherein, on a cylindrical surface centered on the tire... | 05/25/2004 |
| 6719029 | Tire wall gauges to optimize runflat tire ride comfort Runflat tire construction is optimized for tire ride comfort by reducing tire wall gauges in the tread-shoulder-to-upper-sidewall transition region and compensating with supporting sidewalls that constantly increase in thickness (gauge) from the transition region to... | 04/13/2004 |
| 6681823 | Heavy load pneumatic radial tire A heavy load pneumatic radial tire has the circular fine groove 5 running in the tire circumferential direction at least at one side of the shoulder portion 4 running on both sides of the tread surface 11 of the tread portion 1. The said fine groove 5 has... | 01/27/2004 |
| 6561243 | Tire having tread with colored sidewall in connection with a plurality of colored tread grooves The present invention relates to a tire with a colored sidewall joined with a plurality of colored grooves in its tread. In particular, the present invention relates to a tire of a black-colored rubber composition having a non-black colored sidewall porti... | 05/13/2003 |
| 6550509 | Tread and sidewall construction for runflat tire A radial ply runflat tire (50) having a tread (52), a carcass (60) with two sidewalls (77,78), one or more radial plies (70,72), two annular beads (36a',36b'), and a belt structure (56) located radially between the tread and the radial ply structure (58).... | 04/22/2003 |
