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JP3027041 |
PURPOSE: To get a wheel for a twin tire which can improve the abrasion resistance and the straight advance stability of a twin tire without lowering run flat performance with simple structure. CONSTITUTION: For a wheel 10 for a twin tire...
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JP2000025424 |
To efficiently prevent damage to carcass caused by impact when a vehicle rides over an obstruction, reduce the weight of the carcass, and achieve cost-down. A reference curve K of the outer surface S of a tire is formed of an upper curve...
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JP2000016015 |
To suppress tumbling of a tire at cornering with a medium/low speed without impairing the straight line stability, maneuvering stability and the rigid feeling of tire, by specifying the rubber thickness distribution of the tire outer par...
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JP2000016011 |
To prevent a disturbance in a cord arrangement of a carcass at the time of vulcanization molding and to improve noise performance and a steering stability, by forming a tire inner surface on a tire meridian section into about a skirt sha...
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JP2000006621 |
To prevent the rim release of a bead section at the time of a low- internal pressure travel by providing a flexible projection extending at least to the tip of a flange arc section along the outside face in the tire radial direction of t...
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JP11334312 |
To reduce the distortion at the time of vulcanization molding to prevent the occurrence of a failure and improve the stability in maneuvering by positioning a bead toe on an outer side in the direction of tire axis more than a shoulder p...
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JP11321245 |
To improve maneuvering stability on a dry road surface without worsening riding comfort. The groove area ratio of a tread part 1 differs between both side tread parts with a tire equator line (X-X) placed in between, and the groove area ...
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JP11321214 |
To prevent partial wear of a tire without worsening comfortableness and to use the tire suitably for a high-roof vehicle such as a mini van and a one-box vehicle. An outline of a tire outer peripheral surface in a shoulder part 3 appeari...
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JP11301208 |
To provide a seamless tire for a bicycle having less torsion or contraction when the air is injected, and facilitating fitting of a tire to a rim. In a seamless tire composed of a carcass part 1 where a second layer thread bundle, endles...
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JP11301215 |
To provide a tire for a paddy field working machine excellent in a running property in the paddy field of mud, undestructive to tilted land, and undamageable to crops such as paddy throughout control work. In a tire for a paddy field wor...
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JP2973320 |
To provide a tire capable of preventing a slip by forming a tread of the tire to a recessed and projecting shape and capable of smoothly rotating the tire. Swelling portions 6 having a small circular arc shape are continuously formed on ...
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JP11227410 |
To improve the lateral rigidity, cornering power, and the riding confortableness. A pneumatic tire is provided with a carcass extending from a tread part 2 to a bead core of a bead part through a side wall part, and a belt layer arranged...
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JP11222002 |
To prevent earth/sand from entering between double tires, and prevent dirt of a road by carrying-in of the earth/sand by installing earth/sand preventive rubber between two tires of the so-called double tires by juxtaposing two tires pro...
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JP11217009 |
To improve a shock absorbing property in a pneumatic tire for motorcycle comprising a belt layer of a high elastic or a non-extensible cord, especially in a low aspect ratio pneumatic tire for motorcycle. The outer surface of a side port...
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JP11192811 |
To uniformalize the distribution of grounding pressure by forming the outer contour of a tread like mountains having specific bilateral symmetrical vertexes when specified inner pressure is charged, and specifying the distance between th...
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JP11192808 |
To enhance the durability of bead portion of a bias tire used for a heavy load by appropriately adjusting a radial surface outlined shape of an outer layer ply of a carcass positioned on the bead portion of the tire being at the so-calle...
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JP11165359 |
To provide a markedly simplified and improved tire producing method constituted so that a carcass structure is formed by directly winding one or more yarn-like elements around an air tube and the air tube is formed into an almost oval sh...
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JP11157304 |
To allow a pressure adjusting tool to be connected on either side of a disk section by providing air injection ports on both sides across the disk section. An air injection ports 4, 5 are provided on both sides across a disk section 2. W...
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JP11157306 |
To fix a tire to a rim effectively and hold a bead fixedly between rim a butting surfaces, even when pressure does not exist inside of the tire owing to a tire blowout. An air tube 3 shaped into a enclosed-pipe is defined by carcass plys...
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JP2934403 |
To improve maneuvering stability in turning by specifying a profile width in the tire axial direction of a tread print profile of a steep inclination wall subtread to a profile width in the tire axial direction of a tread print profile o...
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JP11139109 |
To suppress the initiation of a crack by containing fibrillar Aramid short fiber at specified parts by weight in a rubber composition forming a tread part, and preventing the fibrillar Aramid short fiber from working as a foreign matter....
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JP2930943 |
To equip the front face of a wheel disc with a special brightness decoration effect. An assembly type automotive wheel is configured so that inward facing mounting flanges 14f and 14r of a tire supporting rim R are secured by a bolt to t...
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JP11129705 |
To provide a pneumatic radial tire with high straight driving stability in high speed driving and high performance. A foot print in a tread is discontinuously crossed in a boundary part 22 of a tread contour line 18A in a tread center re...
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JP11129704 |
To provide a pneumatic tire for a passenger car capable of reducing harshness. In a tire tangential cross section containing a tire axis of a tire tread surface 2a in a normal state in which a tire is rimmed in a normal rim and normal in...
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JP11099805 |
To restrain a shearing strain generated along the folded part of a carcass, in a type for emergency in which a rubber gage between the adjacent plies of two layers structure carcass is thinned. This tyre is provided with a carcass 4 exte...
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JP11078419 |
To provide a tire for a passenger car hard to cause partial wear that either of a central part or both side parts of a tread is worn away earlier and excellent in partial wear resistance performance. This pneumatic tire is furnished with...
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JP11078438 |
To improve grounding property at the time of revolution and to provide stable revolving force on a pneumatic tire for a two-wheeler. It is possible to lower vertical spring constant without lowering lateral rigidity when a side wall 18 i...
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JP11070802 |
To improve the durability against breaker edge loose by arranging one of a plurality of reinforcing breaker plies between the main part and folded part of a carcass ply, and providing a tread part having a specified camber quantity in a ...
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JP11070805 |
To maximize the steering stability and improve the tire performance by setting, when a radial tire is filled with a normal internal pressure, the respective ratios of upper sectional height and lower sectional height to sectional height,...
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JP11059128 |
To prevent partial abrasion by arranging the maximum outside diameter position on the side inward from the tire center line in mounting to a vehicle, setting the distance between the tire center line and the maximum outside diameter posi...
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JP11059118 |
To freely generate a lateral force capable of withstanding a residual lateral force resulted from a tread pattern without providing any substantial effects on the tread pattern and also remarkably increase a straight traveling stability ...
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JP11043203 |
To provide a dirt collecting vehicle which is capable of loading dirt even when space cannot almost be ensured on the side of a vehicle, and keeping the rate of dirt accommodation of a load box at 100%. A dirt box section for collecting ...
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JP11028908 |
To effectively enhance the rigidity of a tire, improve the control stability, and improve other performance such as rolling resistance, low noise in a tire having an M-0 ultra-HTU (ultra-High Turn Up) structure where a ply-turnup part te...
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JP11020417 |
To reduce the road noise while ensuring the steering stability by optimizing the tire side form, and optimizing the physical property and arrangement of a side wall rubber. When an internal pressure of 10% of the maximum internal pressur...
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JP11020404 |
To make maneuvering stability excellent while maintaining the balance of durability and comfortability regarding a pneumatic tire used for a passenger car or the like. In a pneumatic tire 10 having one layer of carcass ply 14, a belt 18 ...
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JP11005412 |
To provide a pneumatic tire capable of enhancing steering stability on a dried road with hydroplaning resistance performance sufficiently retaining in a pneumatic tire having a flattening factor of 60% or less. A pneumatic tire having a ...
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JP11001103 |
To improve abrasion resistance and steering stability by making the contour line of a tread surface in a tire meridian cross section into a tread curve in which a radius of curvature is continuously reduced from a tire equatorial point t...
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JP10323843 |
To reduce road noise without altering tire shape and structure and without largely increasing a manufacturing cost by vulcanization molding a region near a bead of a green tire while sandwiching it by dividable auxiliary molds from a tir...
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JP10315707 |
To provide a pneumatic radial tire, a high performance tire with a small aspect ratio, reduced in noise level in addition to the compatibility of maneuvering stability and hydro-planing resistance without making the tire large. This pneu...
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JP10309906 |
To improve the separation resistance of a belt and a carcass turned part by shifting the upper area part of the side wall part of a carcass line to the tire rotating directional inside, and protruding the lower area part to the outside. ...
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JP10287106 |
To improve the maneuvering stability and the abrasion resistance. A contour line L of a tread surface at the tire meridian section consists of a tread curve FL using a function whose curvature radius is reduced continuously from a tire e...
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JP10278511 |
To provide a pneumatic radial tire for passenger cars, which can provide braking performance and traction performance without deteriorating water discharge performance, hydroplaning resistant performance, and operation stability, noise p...
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JP10278512 |
To provide a high performance pneumatic radial tire for high maneuverability passenger cars whose tire noise (striking sound) is kept at a low level. This pneumatic radial tire is provided with a central peripheral direction rib 1, centr...
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JP10267800 |
To make a numerical analysis and shorten the analysis time by modelling a tire being non-linear composite parts in the form of linear element, and analyzing the tire. In modelling a tire part in the form of a linear element, two-dimensio...
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JP10258611 |
To provide a pneumatic tyre for a two wheeler improved a riding vibration comfort without inviting the deterioration of a turning performance. This pneumatic tyre is provided with a pair of right/left bead parts 2, a pair of right/left s...
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JP10244807 |
To provide a motorcycle having good cornering performance by increasing the rigidity of a shoulder part. A motorcycle tire has a carcass comprising a carcass-ply which extends from a tread to a bead core through a side wall and is retain...
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JP2824052 |
To further improve durability of a bead part and a belt part of a pneumatic tire for heavy load advantageously and stably. When a tire in the self-standing state attached to a rim with the width smaller than a standard rim under no load ...
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JP2823518 |
PURPOSE: To improve the rolling resistance of a tire by setting the width of a belt within a specific range of tread width on a ground contacting surface, and specifying the thickness of each side wall, the range of number density of ste...
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JP10230711 |
To provide a low noise tire with an excellent maneuvering stability on a wet road surface, without reducing the maneuvering stability on a dry road surface. In a pneumatic tire with the flatness ratio less than 50%, furnishing a radial c...
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JP10193912 |
To provide a tire for a motorcycle capable of improving gripping performance at the time of turning. A tire for a motorcycle is formed in such a manner that under a standard state in which the tire is attached to a rim used and filled wi...
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