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Class 152/538 - Breaker or belt characterized by its dimensions or curvature relative to the carcass or any other part of the tire


Subclass of Class 152 - Resilient tires and wheels
Definition: Subject matter wherein significance is attributed to the
No. of patents: 247
Last issue date: 12/27/2011


1              
NumberTitleIssue Date
8082963Two-piece tire
A two-piece tire assembly with a removable tread belt for installing about the circumference of a tire carcass is provided. The inner surface of the tread belt follows a non-linear, preferably arcuate profile with a radius of curvature R across the tread belt wherei...
12/27/2011
7441576Pneumatic tire
A pneumatic tire comprises a carcass 1 comprised of one or more carcass plies toroidally extending between a pair of bead portions, a tread rubber 2 arranged at an outer peripheral side of a crown portion of the carcass 1, a belt 5 arrang...
10/28/2008
7431063Method for producing a belt structure for a vehicle tyre and vehicle tyre including the belt structure
A method for producing a vehicle tire belt structure includes forming at least one belt strip including at least one circumferential edge with a profile extending along a broken line. A vehicle tire includes a carcass structure, tread band, and belt structure. At le...
10/07/2008
7416006Reinforcement layer for a tire tread
A tire has a radial carcass reinforcement surmounted radially on the outside by a crown reinforcement which includes at least two working plies and two meridian reinforcement plies. The axially innermost ends of the meridian reinforcement plies are spaced axially ap...
08/26/2008
7416002Reinforced pneumatic tire including composite fabric ply in at least tire shoulders
A pneumatic tire has a pair of shoulder portions extending between a tread portion and opposed sidewall portions. The tire has at least one ply of a composite fabric. The composite fabric has three layers with the middle layer comprising a plurality of straight warp...
08/26/2008
7343948Pneumatic tire for two-wheeled motor vehicles
A pneumatic tire for two-wheeled motor vehicles 1 comprises a belt layer 7 and a tread reinforcing layer 9 outside of a single carcass ply 6A made of organic fiber cords. The belt layer 7 is comprised of a belt ply 7A in whi...
03/18/2008
7306021Pneumatic radial tire with belt reinforcing layer between carcass layer and belt layer
A belt durability is improved by effectively suppressing an interlayer separation between each widthwise outer end portion of a belt reinforcing layer 41 and a belt layer 34, in which each widthwise outer end 45 of one widest-width inner belt pl...
12/11/2007
7281553Tire with compression-bearing hoop structure
A pneumatic radial ply tire incorporating a crown reinforcing structure comprises at least one reinforcing hoop located approximately on the equatorial plane and disposed radially inward of the tread and radially outward of the carcass structure. The hoop is surroun...
10/16/2007
7267149Pneumatic tire with improved crown durability
Pneumatic tires for service on heavy vehicles having a belt package with widened belts. The tire includes a belt reinforcing structure or belt package having multiple cut belts of which one of the cut belts has a width approximately equal to the tire footprint. Wide...
09/11/2007
7231950Pneumatic radial tire
A pneumatic radial tire 1 including a carcass 6 and a belt layer 7 is provided with a cord-reinforced layer 12 with reinforcing cords of organic fiber being disposed at angles of 30 to 60 degrees with respect to a tire circumferential dir...
06/19/2007
7201198Tire for motorcycle
A tire (10) includes a carcass (14). The carcass (14) has a first ply (17) and a pair of second plies (18) and (19). The first ply (17) is wound around a bead core (22) and is folded back outward. This portion ...
04/10/2007
7168469Radial tire including two small slant belt layers
This invention is concerned with a radial tire, particularly a heavy duty radial tire aiming at the improvement of durability, and is characterized by rendering a ratio W2/W1 of width W1 of a belt layer located side a carcass to width W2 ...
01/30/2007
7128112Tire for two-wheeled vehicles comprising circumferential crown reinforcement elements
A tire for a two-wheeled motorized vehicle and more particularly a motorcycle includes at least one carcass-type reinforcement structure, formed of reinforcement elements, anchored one either side of the tire to a bead intended to be mounted on a rim seat. Each bead...
10/31/2006
6959746Pneumatic tire
A pneumatic tire including a carcass, a belt arranged at the outside of the carcass in a radial direction and having at least two belt layers, at least one belt reinforcing layer arranged so as to overlap with the belt and extend over a widthwise outer end thereof, ...
11/01/2005
6938659Runflat tire having crown-reinforcing insert extending into the sidewalls
A pneumatic tire has a crown-reinforcing insert which extends from under the tread substantially, such as at least one-third of the sidewall height, into the sidewall of the tire. Apexes extend from the beads substantially, such as at least one-third of the sidewall...
09/06/2005
6883570Tire with double half-carcasses and low-profile crown reinforcements
A tire comprising at least one reinforcement structure of carcass type anchored on each side of the tire in a bead, a crown reinforcement, each bead being extended radially towards the outside by a sidewall, said reinforcement structure being discontinuous over at l...
04/26/2005
6880599Heavy duty tire
When a tread thickness from a second belt ply 7B is defined as T, Tmin is provided in a region Y which is away from a tire equator C by a distance of 0.5 to 0.7 times of a tread grounding half width WT/2. A ratio Tmin/Tc between said minimum value Tmin and th...
04/19/2005
6843291Pneumatic tire
A tire comprising a carcass extending through sidewall regions and a ground contacting tread region and a tread reinforcing breaker disposed radially outward of the carcass in the tread region, inboard and outboard tread regions each extending between the tread circ...
01/18/2005
6786261Pneumatic tires
A pneumatic tire comprises a carcass, a belt comprised of at least two belt layers, a belt reinforcement arranged between the carcass and the belt and comprised of at least one belt reinforcing layer, and a tread rubber, in which a widthwise outer end of a widest-wi...
09/07/2004
6708747Pneumatic radial tires
A pneumatic radial tire comprises a radial carcass, a cross belt comprised of at least two belt layers, a belt reinforcing member arranged adjacent to the belt and comprised of at least one belt reinforcing layer containing a reinforcing element embedded therein and...
03/23/2004
6701987Tread stiffening support ribs for runflat tire
A pneumatic tire (10) incorporates a plurality of parallel-aligned, tread-stiffening support members (23) typically disposed laterally between the tread (12) and the ply structure (16). The support members (23) inhibit lateral and circumferential tread li...
03/09/2004
6702913Method and apparatus for manufacturing a reinforcing structure for tyres of vehicles
A method for manufacturing a reinforcing structure for tyres of vehicles includes the steps of preparing a plurality of strip segments having substantially parallel, longitudinal filiform elements at least partially coated by at least one layer of elastom...
03/09/2004
6672351Vehicle tire with continously reducing vertical spacing of tread surface with respect to breaker
A vehicle tire comprises a carcass ply (1) extending between two bead regions, a tread region disposed between side walls (7,8) and having a tread surface (6) curved in the axial direction and also a breaker (5) reinforcing the tread region and arranged b...
01/06/2004
6659147Tire crown reinforcement
A tire with radial carcass reinforcement, having a crown reinforcement which includes at least two working crown plies made of inextensible cables, crossed from one ply to the other, and an additional ply, axially continuous and formed of undulating metal...
12/09/2003
6648040Radial tire for motorcycles and method of making the same
A radial tire for motorcycles comprises a carcass extending between bead portions through a tread portion and sidewall portions, and a belt disposed radially outside the carcass in the tread portion and comprising two cross breaker plies of cords laid at ...
11/18/2003
6615889Heavy duty radial tire
In a heavy duty radial tire, a reinforcement belt 8 outward in a radial direction of the tire and a high-strength belt 13 inward in the radial direction are arranged between a radial carcass 2 and a tread rubber 4, and an intersect angle between cord 6a o...
09/09/2003
6612353Crown reinforcement for a radial tire
A tire having a crown reinforcement formed of at least two working crown plies (32, 34) having axial widths L32, L34 greater than the width L33 of an additional reinforcement (33) of inextensible, substantially radial rein...
09/02/2003
6601626Crown reinforcement for a radial tire
An aircraft tire, having a radial carcass reinforcement surmounted radially to the outside by a crown reinforcement and a tread, said crown reinforcement including: a) at least one ply of reinforcement elements of high modulus oriented circumferentially, ...
08/05/2003
6598639Tire for heavy equipment
A tire for heavy equipment, having at least one radial carcass reinforcement surmounted radially to the outside by a crown reinforcement formed of at least three so-called working plies formed of inextensible metal cables, crossed from one ply to the next...
07/29/2003
6561241Two 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 inflated unloaded carcass 14 at the circumferential surface by...
05/13/2003
6499522Tire with crown reinforcement including radial ply
A tire having a radial carcass reinforcement, a crown reinforcement including at least two working crown plies of inextensible reinforcement elements, crossed from one ply to the other ply, forming angles of between 10° and 45° with the circumferential ...
12/31/2002
6491077Tire with specified crown reinforcement and carcass profile
A tire with a form ratio H/S between 0.3 and 0.8 has a carcass reinforcement (1) which is covered radially by a quasi-cylindrical crown reinforcement (3) and which is tangential at T to a holding circle C. The common tangent at T to the circle C and to th...
12/10/2002
6474384Heavy duty pneumatic radial tire with four or more belt layers
A heavy duty pneumatic radial tire comprises a radial carcass, a belt and a tread, wherein the belt is comprised of four or more belt layers, cords of adjacent two belt layers among these layers are crossed with each other with respect to an equatorial pl...
11/05/2002
6473682Apparatus and method for estimating maximum road friction coefficient
An apparatus and method that determines a maximum road friction coefficient for each wheel regardless of whether the tire is in a predetermined drive slip state, and whether the wheel is a driving wheel. The braking force of each wheel is calculated, and ...
10/29/2002
6470938Pneumatic tire having layer of rubber disposed between the body and belt package
A pneumatic tire includes a body, a belt package, and a tread package. The tire includes a layer of rubber disposed between the body and the tread package. The layer of rubber creates a thickness of between about 0.5 millimeters and about 1.5 millimeters ...
10/29/2002
6460587Crown reinforcement for radial tire
A tire having a crown, two sidewalls and two beads, a carcass reinforcement anchored in the two beads and a crown reinforcement, the crown reinforcement including radially, from inside outward, a working block with at least one ply of parallel cords of ci...
10/08/2002
6401778Crown reinforcement for heavy duty tires
A tire with radial carcass reinforcement having a maximum axial width S0 and including a crown reinforcement composed of at least two working crown plies of inextensible reinforcing elements, crossing from one ply to the next at angles of betwe...
06/11/2002
6386256Crown reinforcement for a tire
A tire with radial carcass reinforcement, having a crown reinforcement embodying at least two working crown plies formed of inextensible cables, crossed from one ply to the next, forming angles of between 10° and 45° with the circumferential direction, ...
05/14/2002
6367527Tire having an H/S form ratio of <0.6
A tire, the H/S form ratio of which is at most 0.6, formed radially from the inside to the outside by a triangulation ply of metal cables oriented at least 60°, two working crown plies formed of inextensible metal cables oriented at angles of between 10Â...
04/09/2002
6343637Pneumatic tire with breaker assembly including rubber/fabric wear strip
A pneumatic tire 10 for use in aircraft landing applications is provided. The tire includes a breaker assembly 20, 20A, 20B having circumferentially extending layers of cord fabric and wear strips to enhance performance. In one embodiment, the wear strips...
02/05/2002
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