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This page is updated frequently with new Carcass Ply-related patent applications. Subscribe to the Carcass Ply RSS feed to automatically get the update: related Carcass RSS feeds. RSS updates for this page: Carcass Ply RSS RSS



Date/App# patent app List of recent Carcass Ply-related patents
08/06/15
20150217605 
 Pneumatic tire patent thumbnailPneumatic tire
A pneumatic tire includes a tread, sidewalls, clinches, beads, a carcass, and strips. Each bead includes a core, a first apex and a second apex, the carcass includes a carcass ply which is turned up around the core from the axially inner side toward outer side such that the carcass ply is divided into a main portion and a turn-up portion, each strip has radially inner edge positioned between the main and turn-up portions, the second apex is positioned between the turn-up portion and each clinch, each strip has outer edge positioned to correspond to or on inner side of a point of maximum width of the tire in radial direction, the second apex has outer edge positioned on radially inner side of the outer edge of each strip, and the second apex includes crosslinked rubber and has complex elastic modulus in range of from 60 mpa to 70 mpa..
Sumitomo Rubber Industries Ltd.


06/18/15
20150165707 
 Method for adhering an innerliner to a carcass ply of a tire patent thumbnailMethod for adhering an innerliner to a carcass ply of a tire
A method of assembling a tire having one or more reinforcements or supporting inserts in the sidewalls is provided. The reinforcements are positioned onto one or more air impermeable layers.
Compagnie Generale Des Etablissments Michelin


06/04/15
20150151591 
 Pneumatic tire patent thumbnailPneumatic tire
There is provided an pneumatic tire including a pair of left and right beads each including a bead core and a bead filler, and a carcass ply extending between the pair of beads, wherein the carcass ply is wound up around the bead core from the outside to the inside in the widthwise direction of the tire, and an end portion of the wind-up portion of the carcass ply is provided with notches at a plurality of positions in the circumference direction of the tire.. .
Toyo Tire & Rubber Co., Ltd.


04/30/15
20150114540 
 Pneumatic tire patent thumbnailPneumatic tire
A pneumatic tire according to the invention includes: a pair of left and right beads 3 each including a bead cores 3a and bead fillers 3b; a carcass ply 5 extended around the bead cores 3a; and an inner liner 4 arranged on an inner peripheral side of the carcass ply 5, and is characterized in that the carcass ply 5 is wound up around the bead cores 3a from the outside in the direction of width of tire to the inside in the direction of width of tire, and a distortion restraining layer 7 configured to restrain distortion of the winding ends 5a of the carcass ply 5 is provided between the bead fillers 3b and the carcass ply 5 so as to overlap with a wind-up ends 5a of the carcass ply 5.. .
Toyo Tire & Rubber Co., Ltd.


03/26/15
20150083299 
 Pneumatic tire patent thumbnailPneumatic tire
A pneumatic tire includes a tread, sidewalls extending from edges of the tread, clinches extending from the edges of the sidewall, beads positioned on axially inner side of the clinches, a carcass bridging the beads along inner side of the tread and sidewalls, and load support layers positioned on axially inner side of the carcass such that the layers are positioned between the tread and beads. Each bead includes core and main apex, the core has radially outer side surface facing radially outward, the carcass includes carcass ply turned up around the core from inner side toward outer side in axial direction of the tire such that the main portion and turn-up portion are formed in the ply, the turn-up portion has core laminating portion laminated on the radially outer side surface of the core, and the apex is extending radially outward from radially outer side of the laminating portion..
Sumitomo Rubber Industries Ltd.


03/19/15
20150075692 
 Pneumatic tire patent thumbnailPneumatic tire
A pneumatic tire includes an inner liner and a carcass ply provided adjacent to the inner liner and having a cord embedded in a rubber layer. The inner liner is composed of a polymer layer stack including a first layer of a polymer composition containing sibs and a rubber component having a thickness of 0.05 mm to 0.6 mm, and a second layer of a polymer composition containing at least either one of sis and sib as well as a rubber component having a thickness of 0.01 mm to 0.3 mm.
Sumitomo Rubber Industries, Ltd.


02/26/15
20150053324 
 Tire having laminated innerliner with reinforced splice patent thumbnailTire having laminated innerliner with reinforced splice
The present invention relates to pneumatic tires having a laminated innerliner with reinforced splice. The laminated innerliner is a pre-formed laminate comprised of an innerliner film which contains an rfl adhesive coating on both sides for which the innerliner film is cohesively bonded through the rfl adhesive to an uncured tire rubber carcass ply.
The Goodyear Tire & Rubber Company


02/12/15
20150041039 
 Pneumatic tire with a reinforced flipper or chipper patent thumbnailPneumatic tire with a reinforced flipper or chipper
A pneumatic tire includes a carcass reinforced by a carcass ply extending from a first bead to a second bead, at least one belt ply disposed radially outward of the carcass ply in a crown portion of the pneumatic tire, and a bead reinforcement disposed adjacent the first bead and the second bead. The bead reinforcement includes at least one hybrid cord having at least one first core yarn with at least one second aramid wrap yarn wrapped around the first core yarn such that the first core yarn has a modulus less than a modulus of the second wrap yarn..
The Goodyear Tire & Rubber Company


01/29/15
20150027620 
 Once-through, twin-drum forming machine for motor tires and method therefor patent thumbnailOnce-through, twin-drum forming machine for motor tires and method therefor
A bead ring and a belt-tread component are prepared in advance, and a forming drum capable of axially moving carries a tire body component to enter a forming pressing workstation. The forming machine comprises a main machine and a servicer, wherein a belt drum laminating workstation at one side of a belt drum, a main servicer laminating workstation at one side of the forming drum, and a forming pressing workstation at one side of a combined roller are arranged along the center line of a main shaft of the main machine; the prepared belt-cap ply-tread component and sidewall-inner liner-carcass ply component are conveyed to the workstations and combined with the bead ring, so as to carry out turn-up forming and pressing operation technologies of a tire blank; the forming pressing workstation is arranged between the belt drum laminating workstation and the forming pressing workstation..
Mesnac Co., Ltd.


01/22/15
20150020944 
 Pneumatic tire having a single carcass ply reinforced with polyester cords patent thumbnailPneumatic tire having a single carcass ply reinforced with polyester cords
A pneumatic tire includes a pair of axially spaced apart annular bead cores, each bead core comprising a plurality of metal wraps, each bead core having a radial cross-sectional shape; and a single carcass ply reinforced with polyester cords, the single carcass ply being folded about each bead core, the carcass ply having a main portion that extends between the bead cores and turnup portions that are folded around the bead cores, the polyester cords having a construction of 2000-2000 dtex/½ 8-10/8-10 tpi and 20-30 epi.. .
The Goodyear Tire & Rubber Company


01/22/15
20150020943 

Low-metal tire


A tire includes a carcass ply and at least one annular structure associated with the carcass ply. The tire further includes a metal-free circumferential belt region comprising a first metal-free belt ply and a second metal-free belt ply.
Bridgestone Americas Tire Operations, Llc


01/22/15
20150020942 

Pneumatic tire


This invention pertains to a tire comprising at least one carcass ply and at least one breaker ply, the carcass and breaker plies each comprising continuous filaments having a tenacity of at least 15 grams force per dtex and a modulus of at least 400 grams force per dtex wherein the carcass ply turn-ups terminate under the at least one breaker ply. The invention further pertains to a tire comprising a plurality of apex components and carcass ply turn-ups that terminate within the apex region of the tire.
E I Du Pont De Nemours And Company


12/25/14
20140374008 

Process and manufacturing tyres for vehicle wheels


Building the carcass structure of tyres for vehicle wheels includes associating, at each end edge of a carcass ply, at least one respective annular reinforcement structure formed by depositing along a circumferential direction a plurality of reinforcement elements having a first length. Such elements are cut to size from a reinforced continuous band-like element fed to a cutting group arranged at a first operative position adapted to allow a barycentric grip of the reinforcement elements.
Pirelli Tyre S.p.a.


12/11/14
20140360648 

Hybrid cord for a pneumatic tire


A pneumatic tire includes a single carcass ply and at least one belt ply disposed radially outward of the carcass ply in a crown portion of the pneumatic tire. The carcass ply includes only one type of composite cord.

11/27/14
20140345772 

Overlay ply for a pneumatic tire


A pneumatic tire includes a carcass reinforced by a carcass ply, at least one belt ply disposed radially outward of the carcass ply in a crown portion of the pneumatic tire, and at least one overlay ply disposed radially outward of the belt ply in the crown portion of the pneumatic tire. The overlay ply includes at least one hybrid cord having at least one first nylon core yarn with at least one second aramid wrap yarn wrapped around the first core yarn such that the first core yarn has a modulus less than a modulus of the second outer metallic filament..

09/18/14
20140261935 

Motorcycle tire for uneven terrain


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.

08/14/14
20140224401 

Run-flat tire


A run-flat tire includes a carcass including at least one carcass ply, a belt layer, a pair of side reinforcing rubber layers, a pair of bead apex rubber components. A height of the one bead apex rubber component is greater than a height of the other bead apex rubber component.

07/10/14
20140190617 

Pneumatic tire production method and pneumatic tire


An objective of the present invention is to reduce the development of defect during vulcanization. A method for producing a pneumatic tire comprises: a carcass ply forming step to cover both surfaces of a code array made of the carcass cords of the carcass ply with a topping rubber; a step of forming a raw cover including the carcass; and a step of vulcanizing the raw cover.

06/26/14
20140174624 

Variable belt configuration


A pneumatic tire has a belt layer disposed between a carcass ply and a circumferential tread, defining a crown region. The belt layer includes a first section and a second section laterally spanning the crown region.

06/26/14
20140174612 

Pneumatic tire


A pneumatic tire has a carcass ply and a side wall rubber provided in outer sides of the carcass ply. The carcass ply has joint portions obtained by overlapping end portions of ply members so as to join.

05/22/14
20140138005 

Pneumatic tire


The inner liner is composed of a polymer layer stack including a first layer containing an sibs and a second layer containing at least one of an sis and an sib. At least one of the first layer and the second layer is a polymer composition containing one of a c4 polymer obtained by polymerizing a monomer unit having 4 carbon atoms, a layered clay mineral with an organic compound intercalated therein and at least one kind of rubber component selected from the group consisting of a natural rubber, an isoprene rubber and a butyl rubber.

05/15/14
20140130959 

Method for producing a tire carcass ply


Prior to assembly, a blade independent of the one or of each assembly member extends between the drum and the ends without extending between the drum and the rest of the ply.. .

04/03/14
20140090765 

Pneumatic tire


A pneumatic tire has a bead filler, a carcass ply, a side wall rubber and a rim strip rubber. The rim strip rubber has a main portion arranged in an outer side in a tire width direction of the bead filler, and a thin portion arranged between the carcass ply and the side wall rubber.

04/03/14
20140090763 

Pneumatic tire


Provided is a pneumatic tire including an inner liner disposed inwardly in the tire relative to a carcass ply bridged between a pair of bead portions. The inner liner is formed of a first layer disposed inwardly in the tire and a second layer disposed to be in contact with a rubber layer of the carcass ply.

03/27/14
20140083591 

Pneumatic tire


A tire 2 includes beads 10, a carcass 12, and an insert 18. The carcass 12 includes a carcass ply 36.

03/13/14
20140069572 

Method for making a vehicle tire


A method for making a vehicle tire includes winding a carcass ply onto a carcass drum, wherein the carcass drum includes a device for setting tire cores and a mechanism for folding the carcass ply over a tire core; finishing the tire carcass; removing the tire carcass from the carcass drum; moving the tire carcass over a cambering drum; carrying out a core clamping with segments of the cambering drum with the tire sidewalls clamped with the tire carcass in the region of the tire bead at the cambering drum via core clamping; moving the carcass transfer unit away from the cambering unit; cambering the tire carcass with the tire sidewalls which are on both sides, wherein the tire sidewalls are turned up laterally on the tire carcass by a turning-up device and the tire carcass is combined with the coaxially arranged belt-tread packet; and, finishing the green tire.. .

02/20/14
20140048192 

Pneumatic tire


Provided is a pneumatic tire including an inner liner on a tire inner side of a carcass ply laid between a pair of bead parts, the inner liner having a first layer made of a first polymer composition, the first polymer composition containing not less than 0.5 parts by mass and not more than 70 parts by mass of at least one selected from the group consisting of liquid polyisoprene, a maleic anhydride adduct of liquid polyisoprene, and a maleic acid monomethyl ester adduct of liquid polyisoprene, relative to 100 parts by mass of a styrene-isobutylene-styrene triblock copolymer.. .

01/16/14
20140014251 

Process and manufacturing tyres for vehicle wheels


A carcass ply is built on a forming drum by application of a plurality of strip-like elements, through the steps of: setting a width of these strip-like elements, setting a width of the overlapped part between two adjacent strip-like elements, setting a fitting diameter of the forming drum, calculating a whole number of strip-like elements to be applied. The whole number of strip-like elements is applied by rotating the forming drum around a geometric rotation axis thereof, and applying pairs of strip-like elements by means of a first and second laying unit located close to opposite portions of the forming drum.

01/09/14
20140008023 

Process and manufacturing pneumatic tyres


In a process of manufacturing pneumatic tyres, a carcass sleeve is made which includes at least one carcass ply provided with axially opposite flaps turned up around annular anchoring structures, so as to form respective loops. An outer sleeve is positioned around the carcass sleeve, and the latter is radially expanded in order to cause application of same against a radially internal surface of the outer sleeve.

12/26/13
20130340910 

Pneumatic tire, and manufacturing same


The present invention prevents core deformation at a time of mounting a tire on a rim while corrosion resistance and air-leak resistance are assured in a tire made with a inner molding process. A bead core comprises axially inner and outer core pieces, and a radially inner end part of a carcass ply is held therebetween.

12/26/13
20130340907 

Tire with a segmented overlay layer


A pneumatic tire includes a pair of axially spaced apart annular bead cores, a carcass ply extending around both bead cores, a tread for engaging a contact surface and a belt structure. The tread has at least one circumferential groove extending radially inward from a radially outer surface of the tread.

12/12/13
20130327458 

Pneumatic tire


The present invention provides a pneumatic tire 1, comprising: a carcass ply including a main body portion 11a extending across respective bead cores 9 and turn-up portions 11b each turned up around the bead cores 9 from the main body portion 11a; a bead filler 13; and a side rubber 5a, wherein: a tip portion on the outer side in the tire radial direction of the outer end 13a of the bead filler 13, of each of the turned-up portions 11b, extends to a position of at least 5 mm distance from the outer end 13a of the bead filler with maintaining distance of 1 mm or less between the main body portion 11a and itself; a turn-up end 11c is disposed on the inner side in the tire widthwise direction than a neutral axis of bending of a bead portion 7 and a corresponding sidewall portion 5 and at 10%-40% height of a tire cross sectional height sh of the tire; and the side rubber 5a, disposed on the outer side in the tire widthwise direction of the main body portion 11a and each turn-up portion 11b, covers the turn-up end 11c and constitutes a part of an outer surface of the tire.. .

12/05/13
20130319617 

Process and manufacturing tyres for vehicle wheels


Building a carcass structure of a tyre for vehicle wheels includes associating, at each end edge of a carcass ply laying on a forming support, at least one respective annular reinforcing structure obtained by depositing at least one respective reinforcing element. The deposition process includes feeding a continuous reinforced band-like element at a cutting unit, cutting to size at least one first reinforcing element from the continuous reinforced band-like element, moving the first reinforcing element from the cutting unit toward a first end edge of the carcass ply, positioning the first reinforcing element on the first end edge, cutting to size at least one second reinforcing element from the continuous reinforced band-like element, moving the second reinforcing element from the cutting unit toward a second end edge of the carcass ply opposite said first end edge, and positioning the second reinforcing element on the other end edge..

12/05/13
20130319588 

Agricultural tire


It is an object to ensure the strength of a carcass line, enhance durability with respect to high applied loads, and be able to suppress the input of compressive force with respect to a carcass ply without increasing mass and cost. When w denotes a distance from a tire equatorial plane (cl) to a tire axial direction outermost point (p) of a carcass body portion (22c) and d denotes a tire radial direction height from bead base portions (30) to a carcass body portion (22a) at the tire equatorial plane (cl), a radius of curvature (r1) of a carcass ply (12) in a range from the tire equatorial plane (cl) to a position (p1) located 0.6 w away from the tire equatorial plane (cl) in the tire axial direction, a radius of curvature (r2) of a carcass body portion (22b) in a range from the position (p1) to a position (p2) located 0.7 d on the tire radial direction outer side from bead base portions (30), and a radius of curvature (r3) of the carcass body portion (22c) in a range from the position (p2) to a position (p3) located 0.3 d on the tire radial direction outer side from the bead base portions are such that 0.07≦r2/r1≦0.11 and 0.5≦r2/r3≦0.7..

11/21/13
20130306213 

Tire having gum strip and chafer


A tire includes a circumferential tread, at least one belt, and a pair of sidewalls, with each sidewall forming an outermost point of a side of the tire. The tire further includes a pair of bead portions and at least one carcass ply extending circumferentially about the tire from one bead portion to the other.

10/31/13
20130284330 

Pneumatic tire


A pneumatic tire has a carcass ply, a tread rubber, a side wall rubber and a rim strip rubber. A topping rubber of the carcass ply and the side wall rubber are formed by a non-conductive rubber.

10/24/13
20130276957 

Tire casing and producing tire


The present invention provides a method for producing a tire casing and a tire having improved low-heat-generation property and durability. The method for producing a tire casing comprises vulcanizing a casing portion comprising a belt portion composed of multiple belt layers, a side portion and a bead portion, and includes at least one compounding method selected from the following (a), (b) and (c): (a) in which carbon black having a nitrogen adsorption specific surface area of from 25 to 99 m2/g as defined in jis k 6217-2:2001 is incorporated in the coating rubber composition for the outermost belt layer in the belt portion, in an amount of from 30 to 60 parts by mass per 100 parts by mass of the rubber component therein; (b) in which the belt portion is composed of at least three belt layers, and carbon black having a nitrogen adsorption specific surface area of from 25 to 99 m2/g as defined in jis k 6217-2:2001 is incorporated in the coating rubber composition for at least one belt layer in the belt portion, in an amount of from 40 to 60 parts by mass per 100 parts by mass of the rubber component therein; (c) in which the casing portion includes a carcass ply, and carbon black having a nitrogen adsorption specific surface area of from 25 to 90 m2/g as defined in jis k 6217-2:2001 is incorporated in the coating rubber composition for the carcass ply, in an amount of from 40 to 60 parts by mass per 100 parts by mass of the rubber component therein..

10/10/13
20130264004 

Tire casing and producing tire


The present invention is a method for producing a tire casing by vulcanizing a casing portion comprising a belt portion composed of multiple belt layers, a side portion and a bead portion, and the method includes at least one method selected from the following (a) and (b). The invention also provides a production method for a tire casing and a tire having improved low-heat-generation property and durability.

09/26/13
20130248076 

Bead structure for a pneumatic tire


A pneumatic tire includes a tread extending circumferentially around an outer portion of the pneumatic tire; two sidewalls extending radially inward from the tread; a carcass ply extending radially inward through each sidewall; two annular bead portions securing radially inner portions of the carcass ply; and two apexes extending radially outward from each bead portion. The bead portions include a composite material constructed of resin-impregnated fabric layers including a resin, a hardener, an accelerator, and fibers..

09/19/13
20130240109 

Pneumatic tire


A pneumatic tire comprising: first carcass ply that is comprised of; a tire-inner-face part extending along inner face of the tire to span between the tire bead portions; and turned-up parts extended as turned up from outer faces of the tire bead portions up to inside beyond fringes of a belt layer; and second carcass ply that is substantially omitted at between the tire bead portions and extends as being turned up from outer faces of the tire bead portions up to inside beyond fringes of a belt layer; and cords forming the tire-inner-face part, the turned-up part and the second carcass ply having inclination to radial direction of the tire; and direction of the inclination of the cords being alternated in respect of leftward or rightwards, between two adjacent ones of the tire-inner-face part, the turned-up part and the second carcass ply.. .

09/19/13
20130240106 

Pneumatic tire with fused cord


The present invention is directed to a pneumatic tire comprising at least one pair of parallel annular beads, at least one carcass ply wrapped around said beads, at least two belts or breakers disposed over said carcass ply in a crown area of said tire, tread disposed over said belts or breakers, and sidewalls disposed between said tread and said beads, and wherein the radially top belt or breaker is reinforced with an organic polymer cord, wherein the organic polymer cord is chemically fused.. .

09/05/13
20130230697 

Strip, manufacturing the same, and manufacturing pneumatic tire


The strip is formed of a single layer including a first layer arranged in a tire innermost layer or composite layers of the first layer and a second layer disposed adjacently to a carcass ply and made of a thermoplastic elastomer composition. The first layer is a thermoplastic elastomer composition containing a styrene-isobutylene-styrene block copolymer and a tackifier, a butyl-based rubber and a natural rubber.

08/29/13
20130220503 

Method for repairing radial tire, repaired radial tire, and patch rubber


The method according to the present invention for repairing a radial tire (1) includes a step of attaching a patch rubber (10), in which a plurality of reinforcing elements (11) are arranged in parallel and covered with rubber, from the inner side of the tire to a damaged portion (7) of a carcass ply (5a) when at least one ply cord (6a) in the carcass ply is broken along with ply rubber at a sidewall portion (3). The patch rubber is attached so that the reinforcing elements (11) are parallel to a tire radial direction and so that inner edges (11a, 11b, 11c) of the reinforcing elements (11) in the tire radial direction are positioned to at least partially have different mutually distances in a perpendicular direction from a tire circumferential line..

08/15/13
20130206303 

Tire for truck or bus


A truck/bus tire has an internal surface covered with an air-seal layer that has an end in a region within 120 mm as measured from a toe tip of a bead portion along a bead base line and is configured of a stack of layers of polymers including a first layer of an elastomer composition containing a sibs and having a thickness of 0.05-0.6 mm and a second layer of an elastomer composition containing at least one of a sis and a sib, having a thickness of 0.01-0.3 mm, and positioned adjacent to a carcass ply. The first and second layers have the elastomer compositions with a dynamic modulus of elasticity (e*) of 2-5 mpa.

08/08/13
20130199687 

Pneumatic tire


A pneumatic tire includes an inner liner disposed inwardly in the tire relative to a carcass ply bridged between a pair of bead portions, the inner liner being formed of a first layer disposed inwardly in the tire, and a second layer disposed in contact with a rubber layer of the carcass ply, the first layer being a thermoplastic elastomer composition mainly containing a styrene-isobutylene-styrene block copolymer, the second layer being a styrene-based thermoplastic elastomer composition, (a) at least one of the thermoplastic elastomer compositions of the first and second layers containing a tackifier by 0.1 part by mass to 100 parts by mass relative to 100 parts by mass of a thermoplastic elastomer component, or (b) the second layer containing the styrene-isobutylene-styrene block copolymer by 10 mass % to 80 mass % relative to a thermoplastic elastomer component thereof.. .

07/18/13
20130180647 

Process and manufacturing a tyre for vehicle wheels


A process for manufacturing a tyre for vehicle wheels includes: laying at least one carcass ply on a forming support having a rotation axis; bringing an annular anchoring structure in contact position with an end edge of the carcass ply; holding through a positioning device, the annular anchoring structure in contact position with the end edge while an air chamber is partially inflated to carry out a first part of turning up the end edge around the annular anchoring structure; moving the positioning device away from the annular anchoring structure; and completing the inflation of the air chamber to carry out the remaining part of turning up the end edge around the annular anchoring structure, so as to form a turned up end portion of the carcass ply including the annular anchoring structure.. .

06/13/13
20130146200 

Overlay ply for a pneumatic tire


A pneumatic tire includes a carcass ply and a belt structure having an overlay ply disposed radially outward of the carcass ply in a crown portion of the tire. The overlay ply comprises at least one composite cord.

06/13/13
20130146199 

Dual modulus ply for a pneumatic tire


A pneumatic tire includes a single carcass ply and at least one belt ply disposed radially outward of the carcass ply in a crown portion of the tire. The carcass ply includes at least one composite cord.

06/06/13
20130139943 

Heavy-duty pneumatic tire


A heavy-duty pneumatic tire includes a carcass including a carcass ply extending from a tread portion through a sidewall portion and turned up around a bead core of a bead portion. The bead core includes a radially inner surface extending along a bottom surface of the bead portion in the radial direction of the tire.

05/16/13
20130118669 

Reinforced radial tire


A tire includes a pair of bead portions, with each bead portion having a bead core and a bead filler portion. A belt is disposed below a circumferential tread, in the tread portion of the tire.

05/16/13
20130118668 

Tyre for wheels of heavy transport vehicles


A tyre includes a carcass structure including at least one carcass ply, a belt structure applied in a radially outer position with respect to the carcass structure and a tread band applied in a radially outer position with respect to the belt structure. The belt structure includes at least one reinforcing strip incorporating a plurality of reinforcing elements arranged substantially in the circumferential direction.

04/25/13
20130098537 

Green tire forming method and pneumatic tire producing method


A method includes a tubular carcass with core forming process (k1), a rubber laminate forming process (k2), and a tubular base tire forming process (k4). The forming process (k1) of forming a tubular carcass with bead core (6r3) on a first drum (20) comprises a tubular carcass forming step (k1a) to form a tubular carcass (6r2) by butt-jointing circumferential end faces of a carcass ply member (6r1) wound singly on the first drum (20), and a bead core joining step (k1b) to form integrally by diameter-expanding and pressing the tubular carcass (6r2) against the bead cores (5) outserted on the radially outer side.

04/25/13
20130098518 

All steel fabric radial construction for agricultural tires


A pneumatic tire for agricultural equipment or forestry equipment includes a circumferential tread, a pair of sidewalls, and a pair of bead portions. A steel reinforced radial carcass ply extends circumferentially about the tire.

03/14/13
20130061998 

Tire with outside-in, turn-up ply construction


This invention relates to pneumatic rubber tires having a carcass ply extending to and turning around a tire bead with an outside-in, turn-up configuration.. .

03/14/13
20130061997 

Tire having a double cord stitch knit fabric in sidewall area


A tire containing a pair of beads, at least one carcass ply extending from one bead to the other bead forming a pair of sidewall areas of the tire and a tread area of the tire, and at least one layer of a knit fabric in the sidewall area of the tire, where the knit fabric has a warp and weft direction and is a double cord stitch knit fabric. A method of making the fabric and tire are also disclosed..

03/07/13
20130056128 

Pneumatic tire with conductive bleeder cords


A carcass ply for a pneumatic tire in accordance with the present invention includes a plurality of load bearing cords calendered within a polymer matrix and a plurality of gas bleeder cords for moving gas away from an interface of the load bearing cords and the polymer matrix. The plurality of gas bleeder cords also function to conduct electrical charge from a belt structure of the pneumatic tire to a bead portion of the pneumatic tire..

03/07/13
20130056126 

Aircraft tire


A pneumatic tire in accordance with the present invention includes two annular bead portions, a carcass, and a belt reinforcement layer. The carcass extends between the bead portions through sidewall portions and a tread portion.

02/14/13
20130037196 

Pneumatic radial tire


A pneumatic radial tire has a carcass ply wound up around a bead core, a chafer wound up around the bead core to be arranged in an outer side of the carcass ply, and a side wall rubber. A reinforcing rubber is provided between a rubber filler and the side wall rubber to pinch a wind-up end of the carcass ply and a wind-up end of the chafer.

02/07/13
20130032268 

Tire having knit fabric in sidewall area


A tire containing a pair of beads, at least one carcass ply extending from one bead to the other bead forming a pair of sidewall areas of the tire and a tread area of the tire, and at least one layer of a knit fabric in the sidewall area of the tire.. .

01/31/13
20130025762 

Pneumatic tire


A pneumatic tire comprises a tread portion, a pair of sidewall portions, a pair of bead portions, a pair of bead cores disposed one in each of the bead portions, and a carcass ply extending between the bead portions through the tread portion and sidewall portions, wherein the carcass ply is composed of windings of at least one carcass cord looped around the two bead cores in a helical manner and/or figure-of-eight manner.. .

01/10/13
20130008580 

Two-wheeled automotive vehicle tire


A band 12 of a tire 2 includes a topping rubber, and a cord that is helically wound in a circumferential direction of the tire 2. A carcass 10 includes a first carcass ply 22, and a second carcass ply 24 that is layered over the first carcass ply 22, so as to be located outwardly of the first carcass ply 22 in the radial direction.

01/03/13
20130000809 

Tire and fabricating bead member


An object is to improve the durability of the stiffener having a hard rubber member and a soft rubber member formed on the radially inner side and the radially outer side by laminating rubber strips. A tire includes bead cores, stiffeners provided on the outer circumferences of the bead cores, and a carcass ply.



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Carcass Ply topics: Carcass Ply, Adsorption, Carbon Black, Radial Direction, Block Copolymer, Isobutylene, Cross Section, Conductive Layer, Impregnated, Accelerator

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