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Toyo Tire & Rubber Co Ltd patents


Recent patent applications related to Toyo Tire & Rubber Co Ltd. Toyo Tire & Rubber Co Ltd is listed as an Agent/Assignee. Note: Toyo Tire & Rubber Co Ltd may have other listings under different names/spellings. We're not affiliated with Toyo Tire & Rubber Co Ltd, we're just tracking patents.

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Pneumatic tire

A tread portion is provided with a first block and a second block, which protrudes outward in a tire width direction more than the first block, alternately in a tire circumferential direction in a shoulder region. A first projection is provided in an outer side of the first block, and... Toyo Tire & Rubber Co Ltd

Pneumatic tire

A pneumatic tire has a first region including a plurality of first zones disposed adjacently to each other in a tire circumferential direction, each first zone being formed in a closed region and extending in a first extending direction; and a second region which is disposed adjacently to the first... Toyo Tire & Rubber Co Ltd

Pneumatic tire

A tread portion is provided with a first block and a second block, which protrudes outward in a tire width direction more than the first block, alternately in a tire circumferential direction in a shoulder region. A first projection is provided in an outer side of the first block, and... Toyo Tire & Rubber Co Ltd

Pneumatic tire

A pneumatic tire includes a sidewall portion having an outer wall surface that is provided with a first protrusion extending to have an annular shape in a tire-circumferential direction, and a plurality of second protrusions disposed at intervals in the tire-circumferential direction. The first protrusion is provided, in a tire-radial... Toyo Tire & Rubber Co Ltd

Pneumatic tire

A pneumatic tire includes a tread portion that is provided with two block rows formed of three circumferential grooves and a plurality of first transverse grooves. A block that configures the block rows has a hexagonal shape, and has a diagonal extension line passing through a pair of vertices positioned... Toyo Tire & Rubber Co Ltd

Pneumatic tire

In a pneumatic tire having main grooves extending in a tire circumferential direction and land portions partitioned by the main grooves in a tread portion, a plurality of protrusions are disposed at a groove bottom of the main groove at intervals in a groove length direction, and a side surface... Toyo Tire & Rubber Co Ltd

Pneumatic tire

A block includes a pair of longitudinal side surface portions facing the main grooves and a pair of lateral side surface portions facing the lateral grooves. The pair of longitudinal side surface portions includes a pair of first longitudinal side surface portions that has ridgelines inclined with respect to the... Toyo Tire & Rubber Co Ltd

Pneumatic tire

In a pneumatic tire, three or four zigzag main grooves extending in a tire circumferential direction with amplitude in a tire width direction, a plurality of lateral grooves extending in a direction intersecting the main grooves, and block rows formed by the main grooves and the lateral grooves are provided... Toyo Tire & Rubber Co Ltd

Pneumatic tire

In a shoulder block row in which a plurality of shoulder blocks are disposed in a tire circumferential direction, a lateral groove between adjacent shoulder blocks in the tire circumferential direction has a first shallow groove portion that is positioned on a side close to a main groove and has... Toyo Tire & Rubber Co Ltd

Pneumatic tire

In a pneumatic tire, a plurality of main grooves extending in a tire circumferential direction, a plurality of lateral grooves extending in a direction intersecting the main grooves, and block rows formed by the main grooves and the lateral grooves is provided at a tread portion. Recessed notches extending from... Toyo Tire & Rubber Co Ltd

Pneumatic tire and manufacturing pneumatic tire

A pneumatic tire includes two plate-like members which have a plurality of through holes formed therein, and are adhered to each other by adhesion portions at least at two positions spaced apart from each other, and a supporting member which is inserted between the two plate-like members between the adhesion... Toyo Tire & Rubber Co Ltd

Pneumatic tire and manufacturing pneumatic tire

A pneumatic tire includes a plate-like member in which a plurality of through holes and slits having both ends positioned within a plate surface are formed, and a supporting member which is inserted into the slits and supports plate-like portions in both sides of the slits in opposite directions to... Toyo Tire & Rubber Co Ltd

Rubber composition for vibration damping rubbers, and vibration damping rubber

A rubber composition for vibration damping rubbers, comprising, a rubber component which comprises at least one selected from the group consisting of natural rubbers and polyisoprene rubbers in an amount of 60 to 95 parts by weight, and which comprises a styrene butadiene rubber in an amount of 5 to... Toyo Tire & Rubber Co Ltd

Rubber composition for vibration damping rubbers

A rubber composition for vibration damping rubbers, comprises a rubber component, a sulfur-based vulcanizing agent, a resin, and a bismaleimide. The resin is a mixed resin comprising at least an aromatic hydrocarbon resin and an aliphatic hydrocarbon resin. When the total amount of the rubber component is regarded as 100... Toyo Tire & Rubber Co Ltd

Device and forming sheet-like rubber

The sheet-like rubber forming device has a die body which has an opening having a predetermined cross sectional shape, and a variable die lip which is arranged in a front side of the die body and can change the height of the opening. The variable die lip is constructed by... Toyo Tire & Rubber Co Ltd

Method of forming topping sheet and apparatus thereof

A topping sheet forming method includes: feeding a textile original fabric, obtained by weaving longitudinally aligned tire cords into a cord fabric by use of weft yams; cutting off the weft yarns at a predetermined widthwise position to divide the textile original fabric into a plurality of narrow textile original... Toyo Tire & Rubber Co Ltd

Method of forming topping sheet and apparatus thereof

A topping sheet forming method includes: a feeding and division step of feeding a textile original fabric, obtained by weaving longitudinally aligned tire cords into a cord fabric by use of weft yarns, and cutting off the weft yarns in predetermined widthwise positions to divide the textile original fabric into... Toyo Tire & Rubber Co Ltd

Method of forming topping sheet and apparatus thereof

A topping sheet forming method includes: a division step of cylindrically winding a textile original fabric, obtained by weaving longitudinally aligned tire cords into a cord fabric by use of weft yarns, to form an original fabric roll and cutting off the weft yarns in predetermined widthwise positions by using... Toyo Tire & Rubber Co Ltd

Method of forming topping sheet and apparatus thereof

A topping sheet forming method includes: a feeding and division step of feeding a textile original fabric, obtained by weaving longitudinally aligned tire cords into a cord fabric by use of weft yams, and cutting off the weft yarns in predetermined widthwise positions to divide the textile original fabric into... Toyo Tire & Rubber Co Ltd

Method for manufacturing wet rubber masterbatch, wet rubber masterbatch, rubber composition, and pneumatic tire

(P indicates pressure (kgf/cm2) applied to the collection of granules. Da indicates granule diameter (mm) of the granular coagula.)... Toyo Tire & Rubber Co Ltd

Deterioration assessment method and deterioration assessment system for sealed-type secondary battery

A sealed secondary battery deterioration diagnosis method comprising a step of detecting deformation of said sealed secondary battery and obtaining a first curved line representing a relationship between a discharged capacity from a fully charged state or a charged capacity up to the fully charged state and a detected deformation... Toyo Tire & Rubber Co Ltd

Bead core covering method and bead core covering device

A bead core covering method for covering an annular bead core with a belt-like rubber sheet includes winding the rubber sheet extruded by an extruding machine via a mouth piece around an outer peripheral surface of a rotary drum from a leading end portion, attaching a part in a width... Toyo Tire & Rubber Co Ltd

Sensor for monitoring sealed secondary battery, sealed secondary battery, and monitoring sealed secondary battery

This monitoring sensor is provided with polymer matrix layers 3 containing a magnetic filler and attached to an outer casing or an electrode group, and a magnetism detection unit 4 for detecting a change in magnetism. The magnetic filler is magnetized in the in-plane direction of the polymer matrix layers... Toyo Tire & Rubber Co Ltd

Sensor for detecting deformation of sealed secondary battery

the polymer matrix layer is a pressure-sensitive-adhesive-layer-attached polymer matrix layer having a pressure-sensitive-adhesive layer laminated on at least one surface of this polymer matrix layer.... Toyo Tire & Rubber Co Ltd

Method for manufacturing displacement detection sensor for sealed-type secondary battery

a third step of heating and curing the polymer matrix precursor in the container to produce the polymer matrix layer integrated with the container.... Toyo Tire & Rubber Co Ltd

Pneumatic tire

A pneumatic tire includes a projection formed on a surface of a tire side portion. The projection includes a top surface, a front side surface which is a side surface of the projection on a front side in a tire circumferential direction, and a front side edge portion formed by... Toyo Tire & Rubber Co Ltd

Pneumatic tire

A pneumatic tire includes a projection formed on a surface of a tire side portion. The projection includes a top surface, and first and second side surfaces respectively forming a side surface in a tire circumferential direction. A first side edge portion, where the top and first side surfaces intersect,... Toyo Tire & Rubber Co Ltd

Pneumatic tire

A pneumatic tire includes a projection formed on a surface of a tire tread portion. A thickness of the projection, which is a distance from the surface of the tread portion to a top surface of the projection, is smaller than a width of the projection, which is a size... Toyo Tire & Rubber Co Ltd

Pneumatic tire

Durability of a pneumatic tire is enhanced by effectively promoting heat radiation by air cooling. A plural of projections are comprised on a surface of a tire side portion. The projection comprises a front side surface which is a side surface of a tire rotational direction side and an outer... Toyo Tire & Rubber Co Ltd

Pneumatic tire

A pneumatic tire includes a plurality of projections formed on a surface of a tire side portion at an interval in a tire circumferential direction. A thickness of the projection is smaller than a width of a top surface of the projection in a tire circumferential direction. The thickness is... Toyo Tire & Rubber Co Ltd

Insulator

Provided is an insulator which is capable of reducing an abnormal noise. A first mounting hole engaging a vehicle body side is formed in a first portion, and a second mounting hole engaging an exhaust pipe side is formed in a second portion disposed to be spaced apart from the... Toyo Tire & Rubber Co Ltd

Deformation detection a sealed-type rechargeable battery and sealed-type rechargeable battery

In a deformation detection method for a sealed-type rechargeable battery 1 in which an electrode group 22, which is formed by stacking a positive electrode 23 and a negative electrode 24 with a separator 25 interposed therebetween, is accommodated in a sealed outer casing 21, a polymer matrix layer 3... Toyo Tire & Rubber Co Ltd

Pneumatic tire

A pneumatic tire in a plurality of land portions formed by partitioning the tread portion by groove portions including a plurality of circumferential-direction grooves extending in a circumferential direction and a plurality of width-direction grooves extending in a width direction, and at least one sipe is formed on the land... Toyo Tire & Rubber Co Ltd

Process for producing wet rubber masterbatch

A process for producing a wet rubber masterbatch comprises a step (I) of dispersing a filler into a dispersing solvent to produce a filler-containing slurry solution, and a step (II) of adding a rubber latex solution to the filler-containing slurry solution to yield a filler-containing rubber latex solution, and stirring... Toyo Tire & Rubber Co Ltd

System for detecting deformation of cushion pad and production thereof

wherein the matrix layer has a hardness lower than the soft polyurethane, and it production method.... Toyo Tire & Rubber Co Ltd

06/22/17 / #20170173904

Tire mold

one of the side molds and the tread molds include communication holes through which the vent holes and outside of the tire mold are brought into communication with each other when the molds are closed.... Toyo Tire & Rubber Co Ltd

06/22/17 / #20170173905

Tire vulcanizing mold

Provided is a tire vulcanizing mold which includes: a molding surface 18 for forming a tire surface; a recessed groove 22a indented from the molding surface 18; a plug mounting hole 20 disposed in a portion of the mold where the recessed groove 22a is formed and allowing the inside... Toyo Tire & Rubber Co Ltd

06/22/17 / #20170174007

Pneumatic tire

A pneumatic tire includes first and second side blocks formed respectively on a side portion such that the first and second side blocks extend toward the inside in a tire radial direction from a tread shoulder portion. The first and second side blocks are arranged alternately in a tire circumferential... Toyo Tire & Rubber Co Ltd

06/15/17 / #20170166013

Pneumatic tire

A pneumatic tire includes a first projection foamed on a buttress portion, and projecting toward the outside in a tire width direction. The first projection includes a projection body projecting outwardly in the tire width direction from the buttress portion, a first side portion adjacent to the projection body in... Toyo Tire & Rubber Co Ltd

06/08/17 / #20170157871

Tire curing mold and manufacturing tire

A tire curing mold has a vent plug installed to an exhaust hole open to a molding surface. The vent plug has a tubular housing having an exhaust passage, a stem inserted to the housing, and an urging member which urges the steal toward the cavity so as to open... Toyo Tire & Rubber Co Ltd

06/08/17 / #20170157872

Apparatus and adhering belt-shaped tire member

There is provided an apparatus configured to adhere a belt-shaped tire member onto a mold drum including: a feeding device including the belt-shaped tire member arranged so as to be capable of being fed and a transferring and adhering device configured to transfer the belt-shaped tire member from the feeding... Toyo Tire & Rubber Co Ltd

06/08/17 / #20170157875

Method of manufacturing bead member

A bead member manufacturing method for manufacturing a bead member by forming an annular bead filler in an outer peripheral side of an annular bead core includes a step of arranging the bead core on a forming surface of a forming table, a step of forming a first bead filler... Toyo Tire & Rubber Co Ltd

06/08/17 / #20170157986

Tire and manufacturing tire

In a tire, a ribbon rubber includes a first inclined portion which is placed at a slant with respect to a tire-circumferential direction from an outer second row of a tire-width direction to an outer first row, a first parallel portion having an end connected to an end of the... Toyo Tire & Rubber Co Ltd

06/08/17 / #20170157988

Pneumatic tire

The present invention provides a pneumatic tire having excellent traction performance and excellent non-uniform wear resistance. In the pneumatic tire, a plurality of blocks are formed by a plurality of main grooves extending in a tire circumferential direction and a plurality of transverse grooves extending in a tire width direction.... Toyo Tire & Rubber Co Ltd

06/01/17 / #20170152353

Process for producing wet rubber masterbatch, wet rubber masterbatch, and rubber composition containing wet rubber masterbatch

wherein AB (Y) is the product of A and B at a downstream side along the screw-shaft direction of the external cylinder, and AB (X) is the product of A and B at an upstream side along the screw-shaft direction of the external cylinder.... Toyo Tire & Rubber Co Ltd

05/25/17 / #20170146086

Vibration isolation device

A vibration isolation body which is enlarged as going toward a first end surface of an inner pipe and an enlarged portion with non-adhesion state are formed in the inner pipe. A flection portion bent toward an outer side in a radial direction by bending an end portion in the... Toyo Tire & Rubber Co Ltd

05/25/17 / #20170146087

Vibration isolation device

The present invention has an object to provide a vibration isolation device in which a spring constant in an axis direction can be increased. An enlarged portion with a tapered shape as going to a first end surface of an inner pipe is formed in the inner pipe and a... Toyo Tire & Rubber Co Ltd

05/18/17 / #20170136822

Pneumatic tire

A pneumatic tire includes a cap ply disposed between a belt layer and a tread portion so as to wholly cover the belt layer in a tire width direction, and two edge plies disposed between the belt layer and the tread portion so as to respectively cover edge portions of... Toyo Tire & Rubber Co Ltd

05/18/17 / #20170136823

Tire

In a tire, a ribbon rubber includes a first inclining portion which inclines with respect to a tire-circumferential direction from an outside second row of a tire-width direction toward an outside first row in a winding direction; and a first parallel portion placed parallel to the tire-circumferential direction to configure... Toyo Tire & Rubber Co Ltd

05/18/17 / #20170136825

Pneumatic tire

An inner end (27a) of a slit (27) provided in a shoulder rib (25) in a tire width direction is terminated within the shoulder rib (25). The shoulder rib (25) includes a slit region (30) that has the slit (27) and a rib region (31) that has not the slit... Toyo Tire & Rubber Co Ltd

05/18/17 / #20170136827

Pneumatic tire

A plurality of land portions is formed on a tread portion of a pneumatic tire by main grooves extending in a tire circumferential direction and lateral grooves extending in a tire width direction. At least one stepped portion which is lowered on a downstream side in a water drain direction... Toyo Tire & Rubber Co Ltd

05/18/17 / #20170136828

Pneumatic tire

A pneumatic tire has a plurality of polygonal shallow grooves. The polygonal shallow grooves are formed on a surface of a land portion of a tread surface, for constructing closed loops. The plurality of polygonal shallow grooves formed on one of the land portions have internal regions which are independent... Toyo Tire & Rubber Co Ltd

05/18/17 / #20170136829

Pneumatic tire

In a pneumatic tire, in which a sub-groove 31 extending in a tire circumferential direction is provided on a shoulder land portion inside a width direction center of the shoulder land in a tire width direction, and the shoulder land portion is divided into an inner portion 34 inside the... Toyo Tire & Rubber Co Ltd

05/18/17 / #20170136830

Pneumatic tire

A pneumatic tire according to an embodiment includes blocks formed by a main groove and a lateral groove on a tread portion. At least one block includes at least two sipes which divide the block into three or more sections in the tire circumferential direction. A pair of reinforcing projections... Toyo Tire & Rubber Co Ltd

05/18/17 / #20170137582

Rubber composition and pneumatic tire

A rubber composition that can achieve both low heat generation performance and conductivity is provided. The rubber composition is obtained by dry mixing a wet masterbatch containing diene rubber and carbon black A having a nitrogen adsorption specific surface area (N2SA) of from 70 to 120 m2/g with carbon black... Toyo Tire & Rubber Co Ltd

05/11/17 / #20170129286

Pneumatic tire

In a tire in which thickness from a boundary B between a cap layer 22 and a base layer 21 to a tire reference contour line L is thicker in a center land section 30 than in a shoulder land section 40, the center land section 30 and the shoulder... Toyo Tire & Rubber Co Ltd

05/11/17 / #20170129287

Pneumatic tire

In a pneumatic tire, a first stereoscopic sipe has a fixed sipe width over a sipe depth direction, a second stereoscopic sipe has large width portions having a sipe width wider than a sipe width of the second stereoscopic sipe on a surface of the tread rubber in the inside... Toyo Tire & Rubber Co Ltd

05/11/17 / #20170129288

Pneumatic tire

In a pneumatic tire, a tread rubber includes a vehicle inner side region, a vehicle outer side region, first stereoscopic sipes, and second stereoscopic sipes. The first stereoscopic sipe has a sipe wall surface of a shape bent in a sipe width direction as viewed in cross section perpendicular to... Toyo Tire & Rubber Co Ltd

05/11/17 / #20170129291

Pneumatic tire and manufacturing the same

Edge separation in a turned-up end portion (5E) of a carcass ply (5) is suppressed. In a pneumatic tire comprising a bead core (4) embedded in a bead portion (3) and a carcass ply (5) turned up and locked around the bead core (4), a rubber sheet (10) is prepared... Toyo Tire & Rubber Co Ltd

05/04/17 / #20170120683

Pneumatic tire

A tread portion of a pneumatic tire has a main groove continuously extending in a tire circumferential direction, a sub main groove extending sideward from a center side in a tire width direction, and a communicating portion making the main groove and the sub main groove communicate with each other.... Toyo Tire & Rubber Co Ltd

05/04/17 / #20170120689

Pneumatic tire

There is provided a pneumatic tire which exhibits excellent durability while improving driving comfort. A pneumatic tire includes: a buttress portion; and a plurality of circumferential grooves formed on the buttress portion and extending in a tire circumferential direction. A ridge extending in the tire circumferential direction is formed in... Toyo Tire & Rubber Co Ltd

05/04/17 / #20170120690

Pneumatic tire

A pneumatic tire includes a rib formed in a center region of a tread portion and extending continuously in a tire circumferential direction. The rib has a plurality of respective recessed portions disposed along the tire circumferential direction at a center portion thereof. A bottom surface of each of the... Toyo Tire & Rubber Co Ltd

05/04/17 / #20170122719

System for detecting deformation of cushion pad and production thereof

a magnetic sensor that detects a magnetic change caused by a deformation of the cushion pad. The present invention also provides a production method thereof.... Toyo Tire & Rubber Co Ltd

04/20/17 / #20170106611

Bladder-fixing unit

the connecting body includes a switching mechanism for switching between a state where the connecting body pressurizes and comes into contact with an outer periphery of the shaft body and is fixed to the shaft body, and a movable state where the connecting body can move in an axial direction... Toyo Tire & Rubber Co Ltd

04/20/17 / #20170106613

Tire-holding device

the support body includes a support hole, and when the support body supports the shaft body, the outer hole and the support hole come into communication with each other irrespective of a position of the shaft body in its circumferential direction.... Toyo Tire & Rubber Co Ltd

Patent Packs
04/20/17 / #20170106703

Pneumatic tire

In a pneumatic tire according to one embodiment, at least one land portion provided on a tread portion includes a first lateral groove traversing the land portion, and a second lateral groove ending inside the land portion, these lateral grooves being arranged at intervals along a tire circumferential direction. A... Toyo Tire & Rubber Co Ltd

04/20/17 / #20170107359

Tread rubber composition and tire

[SOLUTION MEANS] Relates to a tread rubber composition comprising a rubber component and particle-encapsulating microcapsules. The particle-encapsulating microcapsules comprise particles and capsule-like organic compound that encapsulates the particles.... Toyo Tire & Rubber Co Ltd

04/20/17 / #20170107360

Rubber composition and pneumatic tire

A rubber composition comprises 100 parts by mass of a diene rubber component comprising at least one selected from the group consisting of styrene-butadiene rubber, polybutadiene rubber, natural rubber and polyisoprene rubber, the diene rubber component containing modified styrene-butadiene rubber modified with a functional group having an interaction with a... Toyo Tire & Rubber Co Ltd

04/06/17 / #20170096033

Pneumatic tire

A block row includes, an inner shoulder row positioned most inside in a tire width direction in a state where a pneumatic tire is mounted on a vehicle, an outer shoulder row positioned most outside in the tire width direction in a state where the pneumatic tire is mounted on... Toyo Tire & Rubber Co Ltd

04/06/17 / #20170096034

Pneumatic tire

Groove widths of center main grooves are larger than groove widths of inner and outer main grooves. Plurality of lateral grooves are formed at intervals in a tire circumferential direction so as to define inner shoulder blocks belonging to an inner shoulder row. A first raised portion connecting a pair... Toyo Tire & Rubber Co Ltd

04/06/17 / #20170098871

Deformation detection sensor for sealed secondary battery, sealed secondary battery, and deformation detection sealed secondary battery

The present invention provides a deformation detection sensor for a sealed secondary battery, that makes it possible to detect deformation resulting from swelling of a cell with a high degree of sensitivity, that does not restrict capacity, and that has excellent stability. The deformation detection sensor for a sealed secondary... Toyo Tire & Rubber Co Ltd

03/30/17 / #20170087508

Separation membrane for treating acid gas-containing gas, and manufacturing separation membrane for treating acid gas-containing gas

Provided is an acidic gas-containing gas treatment separation membrane in which an intermediate layer provided on a support member is optimized, and which can treat and separate a gas mixture containing acidic gas and methane gas and/or nitrogen gas into the gas components, and thereby efficiently obtain acidic gas or... Toyo Tire & Rubber Co Ltd

03/30/17 / #20170087941

Pneumatic tire

A pneumatic tire that includes a pair of bead cores, a pair of bead fillers connected to the bead cores respectively, a ply which extends between the bead cores; steel chafers disposed outside the ply, and inner nylon chafers disposed outside the steel chafers. The inner nylon chafers extend upward... Toyo Tire & Rubber Co Ltd

03/30/17 / #20170088699

Rubber composition for tire tread and producing the same

A rubber composition for a tire tread that can suppress increase of rubber hardness due to migration of an oil with time is provided. The rubber composition for a tire tread includes a diene rubber, an oil, and oil absorptive polymer particles having an oil absorption value of from 100... Toyo Tire & Rubber Co Ltd

03/30/17 / #20170092997

Deformation detection sensor for sealed secondary battery

A deformation detecting sensor for a sealed secondary battery of the present invention includes a resin layer which changes its property in association with deformation of a portion to be measured, the resin layer having an elastic modulus within the range of 0.01-10 MPa. It can be possible to detect... Toyo Tire & Rubber Co Ltd

03/16/17 / #20170077561

Method for determining abnormality in assembled battery, and device for determining abnormality in assembled battery

A method for determining an abnormality in an assembled battery that is formed by connecting, in series, a plurality of parallel bodies each formed by connecting a plurality of secondary battery cells 2 in parallel, includes detecting swelling in each of the secondary battery cells 2 by using a detection... Toyo Tire & Rubber Co Ltd

03/09/17 / #20170066289

Pneumatic tire

A sipe is formed in a land portion of a tread surface. The sipe has a 3D sipe portion formed into a three-dimensional shape which changes along a depth direction, and a 2D sipe portion formed into a two-dimensional shape which does not change along the depth direction. The 3D... Toyo Tire & Rubber Co Ltd

03/09/17 / #20170066290

Pneumatic tire

A pneumatic tire has a sipe formed in a land portion of a tread surface. The sipe has a 2D center portion, a 3D center portion and 3D side portion. The 2D center portion is positioned in a sipe bottom side at a center in a length direction. The 3D... Toyo Tire & Rubber Co Ltd

03/09/17 / #20170066910

Rubber composition for tire and pneumatic tire

A rubber composition for a tire that can reduce rolling resistance is provided. The rubber composition for a tire contains a diene rubber, at least one reinforcing filler selected from the group consisting of silica and carbon black, and at least one sucrose derivative selected from the group consisting of... Toyo Tire & Rubber Co Ltd

03/02/17 / #20170058110

Rubber composition manufacturing method and tire manufacturing method

[SELECTED DRAWING] None... Toyo Tire & Rubber Co Ltd

Patent Packs
02/16/17 / #20170043679

System for detecting deformation of cushion pad and production thereof

The present invention provides a cushion pad with improved durability without feeling of a foreign object. The present invention thus provides a system for detecting a deformation of a cushion pad, comprising; the cushion pad comprising a magnetic elastomer in which magnetic filler is dispersed in an elastomer and an... Toyo Tire & Rubber Co Ltd

02/16/17 / #20170045378

Sensor for detecting deformation of sealed secondary battery, sealed secondary battery, and detecting deformation of sealed secondary battery

A sensor for detecting a deformation of a sealed secondary battery, comprises a polymer matrix layer and a detection unit, wherein the polymer matrix layer comprises a filler dispersed in the layer and giving a change to an external field in accordance with a deformation of the polymer matrix layer,... Toyo Tire & Rubber Co Ltd

02/16/17 / #20170047621

Monitoring sensor for sealed secondary battery, sealed secondary battery, and monitoring sealed secondary battery

A monitoring sensor for a sealed secondary battery 1 including a sealed outer casing 21 and an electrode group 22 including a polymer matrix layer 3 that is disposed in the inside accommodated in the inside of the sealed outer casing 21, of the outer casing 21 and a detection... Toyo Tire & Rubber Co Ltd

02/02/17 / #20170028778

Pneumatic tire

A pneumatic tire has a belt layer arranged between a carcass and a tread portion. The belt layer has a first main working belt, a second main working belt arranged at an outer side of the first main working belt in a tire-radial direction, and a reinforcement belt. A cord... Toyo Tire & Rubber Co Ltd

02/02/17 / #20170028779

Pneumatic tire

A belt layer of a pneumatic tire includes a first main working belt, a second main working belt arranged at an outer side of the first main working belt in a tire-radial direction, the second main working belt having a cord angle different from a cord angle of the first... Toyo Tire & Rubber Co Ltd

02/02/17 / #20170028780

Pneumatic tire

A belt layer of a pneumatic tire includes a first main working belt, a second main working belt arranged at an outer side of the first main working belt in a tire-radial direction having a cord angle θp2 different from a cord angle Γp1 of the first main working belt... Toyo Tire & Rubber Co Ltd

02/02/17 / #20170028781

Pneumatic tire

A belt layer of a pneumatic tire includes a first main working belt, a second main wording belt having a cord angle different from a cord angle of the first main working belt in a direction with respect to a tire-circumferential direction, reinforcement belt. A cord angle of the reinforcement... Toyo Tire & Rubber Co Ltd

02/02/17 / #20170028782

Pneumatic tire

A pneumatic tire has a belt layer between a carcass and a tread portion. The belt layer has first and second main working belts, and a reinforcement belt. A cord angle of the reinforcement belt is not smaller than 6 degrees and not larger than 9 degrees and width thereof... Toyo Tire & Rubber Co Ltd

02/02/17 / #20170028783

Method of manufacturing pneumatic tire and pneumatic tire

A method of manufacturing a pneumatic tire includes preparing a belt forming member formed of belt cords arranged parallel and covered with rubber. In a development state, the belt forming member is formed into a parallelogram, so that in a state wound with the belt cords extending in a direction... Toyo Tire & Rubber Co Ltd

02/02/17 / #20170028784

Pneumatic tire

A belt layer includes first and second main working belts and a reinforcement belt. A cord angle of the reinforcement belt is 6 to 9 degrees. A width of the reinforcement belt is equal to or wider than 50% of a tire-section width and not wider than a width of... Toyo Tire & Rubber Co Ltd

02/02/17 / #20170028785

Method of manufacturing pneumatic tire and pneumatic tire

A method of manufacturing a pneumatic tire comprising a belt which is wound with a belt-under diameter D outside a carcass ply in a tire-radial direction, includes preparing a strip-like rubber-coated cord member where a plurality of belt cords which are arranged approximately parallel are coated with rubber and a... Toyo Tire & Rubber Co Ltd

02/02/17 / #20170028786

Pneumatic tire

A belt layer of a pneumatic tire includes a first main working belt, a second main working belt arranged at an outer side of the first main working belt in a tire-radial direction, and a reinforcement belt. A cord angle of the second main working belt differs from that of... Toyo Tire & Rubber Co Ltd

02/02/17 / #20170028787

Pneumatic tire and manufacturing thereof

A belt layer of a pneumatic tire includes a first main working belt, a second main working belt arranged at an outer side of the first main working belt in a tire-radial direction, the second main working belt having a cord angle which differs from a cord angle of the... Toyo Tire & Rubber Co Ltd

02/02/17 / #20170029605

Rubber composition for tire and pneumatic tire

A rubber composition for a tire comprises a diene rubber, a petroleum-derived wax and a fatty acid metal salt, wherein the difference (Δ=Cmw−Cmf) obtained by subtracting the carbon number (Cmf) of a constituent fatty acid contained the most in the fatty acid metal salt from the carbon number (Cmw) of... Toyo Tire & Rubber Co Ltd

01/26/17 / #20170022352

Rubber composition and pneumatic tire

A rubber composition comprises a diene rubber, a hydrocarbon type wax, cashew oil and a processing aid. The rubber composition can suppress whitening of a rubber surface and additionally can give black and luster to the rubber surface. The processing aid comprises at least one selected from the group consisting... Toyo Tire & Rubber Co Ltd

01/19/17 / #20170015073

Manufacturing pneumatic tire

A tire mold has a tire molding surface. The tire molding surface is pressed against an outer surface of an uncured tire. A vent hole is provided in the tire molding surface. A surface of an outer edge region surrounding an opening of the vent hole is formed by a... Toyo Tire & Rubber Co Ltd

01/19/17 / #20170018820

Deformation detecting sensor for sealed secondary battery

A deformation detecting sensor for a sealed secondary battery of the present invention is used with a unit cell, battery module, or battery pack of the sealed secondary battery and includes: a magnetic resin layer stuck to the unit cell and/or battery module, the resin layer comprising a matrix composed... Toyo Tire & Rubber Co Ltd

01/12/17 / #20170009064

Rubber composition for tire, tire, and manufacturing the tire

A rubber composition for a tire comprises 100 parts by mass of a rubber component comprising diene rubber, and from 0.5 to 20 parts by mass of pellets comprising paper powder and starch and having water content of 5 mass % or more. A tire is provided with a tread... Toyo Tire & Rubber Co Ltd

01/12/17 / #20170009066

Rubber composition and pneumatic tire

A rubber composition contains 100 parts by mass of a rubber component comprising diene rubber, and from 1 to 100 parts by mass of a (meth)acrylate polymer having a weight average molecular weight of from 5,000 to 1,000,000 and a glass transition point of from −70 to 0° C. A... Toyo Tire & Rubber Co Ltd

01/05/17 / #20170001396

Strip rubber adhering apparatus

A strip rubber adhering apparatus includes a rotating drum; an extruder configured to extrude strip rubber of a shape having an apex portion in cross section toward the drum; a pressure bonding roller configured to press a surface of the strip rubber on the apex portion side in the direction... Toyo Tire & Rubber Co Ltd








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