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Match Document Document Title
7350550 Tire with electrically non-conductive tread which contains a self locking electrically conductive rubber strip extending through said tread to its running surface  
This invention relates to a tire having an electrically non-conductive tread which contains an electrically conductive rubber strip which extends through at least a portion of the tread to its...
7334618 Pneumatic tire with tread having cap layer and spaced apart base layers  
A tread ( 14 ) of a tire ( 10 ) includes a tread rubber layer ( 16 ). The tread rubber layer ( 16 ) has a two-layer structure including a base layer ( 23 ) and a cap layer ( 24 ). The base layer (...
7311128 Tread having tread pattern elements formed of at least two rubber mixes  
A tire tread includes a plurality of elements in relief (rib and/or block) having lateral faces, and a contact face intended to come into contact with the roadway during travel. The intersection of...
7252728 Method for forming a pneumatic tire  
A tire with a changing tread pattern is formed by first forming a tire having a tread, the tread having at least one circumferential or lateral groove. Formed separately is a wearable filler, the...
7249621 Rubber composition and tire with component of diene-based elastomer composition with corncob granule dispersion  
This invention relates to a rubber composition and tire having at least one component of a rubber composition comprised of at least one diene-based elastomer, to the exclusion of butyl type...
7249620 Pneumatic tire  
A tire with a changing tread pattern is formed by first forming a tire having a tread, the tread having at least one circumferential or lateral groove. A wearable filler, having a configuration...
7237588 Pneumatic tire including zigzag sipes  
A pneumatic tire includes a tread portion provided in a tread face thereof with tread elements each provided with at least one zigzag sipe, a cap tread rubber defining the tread face, and a base...
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...
7208110 Regroovable tread and processes for obtaining such  
A tread of thickness E, intended to be used in a tire having a carcass reinforcement surmounted by a crown reinforcement and including on its outer surface a plurality of grooves of depth h,...
7152642 Tire for a vehicle wheel and process for producing the tire  
A tire for a vehicle wheel includes at least one first component and at least one second component. The at least one first component includes a first elastomeric material crosslinked in substantial...
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...
7131474 Tire with rubber tread of load bearing central and lateral zones  
The invention relates to a tire having a rubber tread comprised of cap/base construction where the tread cap layer is the load-bearing running surface of the tread having a lug and groove...
7128799 Method of manufacturing precured tread with reflective grooves  
A laminar “precured” or “replacement” tread for wheeled vehicles operating at night on retreaded tires is made more readily visible when grooves in the tires are provided with elastomeric...
7118643 Method of making tire with exo-belt skin  
The present invention, in one embodiment, is a method of making a tire with a skin covering at least a portion of the outer peripheral surface of the tire. In practicing the method, a partially...
7096903 Pneumatic tire having a component containing a rubber triblend and silica  
The invention is directed to a pneumatic tire having a component comprising a vulcanizable rubber composition comprising, based on 100 parts by weight of elastomer (phr), (A) from about 35...
7083695 Tires with non-black tread grooves  
A pneumatic tire comprising a black colored tread with at least one colored groove wherein the top surface of the tread designed to be ground-contacting is essentially free of non-black color. A...
7082976 Pneumatic tire having tread portion formed of two layers  
A pneumatic tire has a rubber member at least partially constituting a tread portion, which member is formed of at least two layers of an outer layer on a tire surface side and an inner layer on a...
7073549 Bus or truck tire having cap/base tread  
The present invention provides a rubber composition for base tread having reduced heat build-up characteristics and excellent reinforcing property, and a pneumatic tire using the rubber composition...
7066226 Fuel efficient vehicle tire having a variable footprint and low rolling resistance  
A tire for vehicles offering low rolling resistance wherein the ground-contact surface area is variable as a portion of the tread part can be retracted and/or extended using pneumatic, mechanical...
7055568 Cord-embedded rubber tape for making tire component, tire component and tire  
A cord-embedded rubber tape, a tire component made by winding such a tape, and a pneumatic tire comprising such a tire component are disclosed, wherein the tape is made of unvulcanized rubber and...
7055566 Light weight rubber composition containing clay  
This invention relates to a tire which is comprised of a generally toroidal-shaped carcass with an outer circumferential tread, two spaced beads, at least one ply extending from bead to bead and...
7029544 Conductive pathways in tire treads for reduced static charge buildup  
A pneumatic tire having improved conductivity is disclosed herein whereby the tire is provided with at least one conductive pathway extending through the tread surface and contacting the tread...
7028734 Truck tire with cap/base construction tread  
A pneumatic tire comprising a tread, the tread comprising a tread cap and a tread base in a tread base to tread cap volume ratio ranging from about 0.25 to about 1; the tread cap comprising, based...
7006930 Method of analyzing tire pitch sequence based on lug stiffness variations  
A method of comparing tire noise pitch sequences based on the tire noise generated by tire tread lug stiffness variations provides a secondary examination technique used to evaluate tire noise...
7000661 Two-piece tire with improved tire tread belt and carcass  
A two-piece tire assembly has a removable tread belt 12 for installing about the circumference of a tire carcass 14 . The tread belt has a pair of lateral ends each axially extending beyond the...
6994817 Process and apparatus for the coextrusion of rubber mixtures  
The invention concerns a process and apparatus for the coextrusion of rubber mixtures, comprising a main extruder ( 1 ) with an extrusion head ( 10 ) having at least two flow channels ( 14, 15 ),...
6991014 Pneumatic tire comprising cap and base and spirally wound cord  
A pneumatic tire comprises a tread rubber disposed radially outside a tread reinforcing belt, the tread rubber includes a radially outmost cap tread rubber and a radially inner base tread rubber,...
6988520 Motorcycle tire having tread including two different rubber compounds  
A motor-cycle tire ( 1 ) comprising a ground contacting tread ( 2 ) reinforced between its edges ( 3,4 ) by a breaker assembly and having in its normally inflated fitted condition a camber value...
6973949 Tire laminate bonded by contact metathesis  
A method for bonding a material to a first substrate surface that includes providing a catalyst at the first substrate surface and then contacting that surface with a material that undergoes a...
6959744 Tire with rubber tread of diverse zoned rubber compositions  
The invention relates to a tire having a rubber tread comprised of cap/base construction where the tread cap layer is the running surface of the tread having a lug and groove configuration and the...
6959743 Tire with silica-rich tread cap layer and carbon black-rich supporting transition zone of intermediate and base layers  
The invention relates to a tire having a rubber tread of a cap/base configuration composed of a composite of a silica-rich tread cap layer running surface, and an underlying transition zone...
6955199 Tire with non-marking tread  
The present invention overcomes several disadvantages in conventional tires by providing a non-marking surface to the tire. The tire can be a pneumatic bias tire having a pair of parallel annular...
6953071 Pneumatic tire having an outer layer of a fluorinated silane coating  
A pneumatic tire having a tread and an outer-facing sidewall area extending from opposing edges of a belt reinforcing structure to corresponding tire beads, the improvement comprising an outer...
6951233 Electrically conductive tire and apparatus and process for extruding elements which have been made conductive  
A tire having a tread composed of two non-conductive layers, each layer containing a circumferential insert of conductive mix, the inserts having a wider interface at the interface of the two...
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...
6883567 Pneumatic tire having wear indicator  
The invention provides a measuring method of a tread wear amount by using a pneumatic tire in which a mark portion is formed on a part of a tread surface, the mark portion changing its surface...
6868878 Pneumatic tire including belt cushion section and having conductive path between belt layer and carcass and method of making same  
A pneumatic tire constructed with an electrically conductive tire tread that defines a channel extending radially inward through a tread base rubber having a relatively high electrical resistivity...
6834693 Electrically conductive tire and extrusion equipment for a section with a conductive insert  
A tire having a tread consisting of two circumferential layers of non-conductive material, each layer containing a circumferential insert made of a conductive mix and having on the contact surface...
6820666 Tire, including fiber-reinforced elastomeric intermediate layer between the belt structure and tread band, and method of making the tire  
A pneumatic tire for vehicle wheels includes a radial carcass, a tread band, sidewalls and beads, and a belt structure. The tread band is provided with grooves on its surface for coming into...
6805177 High performance tire with tread band having an anisotropic underlayer stable with temperature variation  
A high performance tire includes a carcass provided with at least one carcass ply, a belt including two or more layers of reinforcing cords parallel to each other in a layer and crossed with...
6796349 Pneumatic tire including protrusion dividing groove space of main groove having groove width narrowed during inflation  
Disclosed is a pneumatic tire effectively controlling uneven wear occurring in the vicinity of a main groove even if a groove width of the main groove is narrowed due to change in tread radius...
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...
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...
6736174 Pneumatic tire having thin tread reinforcing layer embedded in the outermost layer of a tread portion  
In a pneumatic tire of the present invention, a tread reinforcing rubber layer composed of a rubber having larger tensile modulus of elasticity than that of a rubber composing the tread rubber...
6723777 Tire with minimal-marking tread and skid steering, fixed axle, tire/wheel or vehicular track assembly where said tire or track has a minimal-marking tread  
The present invention relates to tires and vehicular tracks having minimal-marking rubber treads and particularly to skid steering, fixed axle, tire/wheel or track assemblies where said tire or...
6719026 Pneumatic tire having tread including pair of axially outer base rubber layers  
A pneumatic tire comprises a tread rubber disposed radially outside a belt, the tread rubber comprising an axially inner base rubber layer, a pair of axially outer base rubber layers, and a...
6719025 Dual composition tread band for tire  
A tire for a vehicle includes a radial carcass, a tread band disposed radially outward of the carcass, and a belt structure interposed between the carcass and the tread band. The tread band also...
6699344 Process for producing a vehicular pneumatic tire  
A process is disclosed for producing a vehicular pneumatic tire, in which, in order to produce and apply a preferably unvulcanized tread strip to a partial tire, which already has a cambered...
6697772 Method for determining preselected performance characteristics of a tread of a tire  
A method for determining preselected performance characteristics of a tire tread includes the steps of dividing the tread into a 3-D grid of cells; dividing a tread contact area into longitudinal...
6686408 Method of preparing curable-rubber mixtures containing silica, for producing treads  
A method of preparing curable-rubber mixtures containing silica, for producing treads, wherein, in the course of a first step, at least a cross-linkable unsaturated-chain polymer base, a...
Matches 1 - 50 out of 267 1 2 3 4 5 6 >