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Carcass Ply

Carcass Ply-related patent applications - as published by the U.S. Patent and Trademark Office (USPTO).


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Pneumatic tire
Sumitomo Rubber Industries, Ltd.
February 08, 2018 - N°20180037062

A pneumatic tire 1 comprises a carcass 6 comprising at least one carcass ply 6a extending between bead portions 4 via sidewall portions 3 and a tread portion 2. The carcass ply 6a comprises strip-shaped ply pieces 11 longer in a tire radial direction than in a tire circumferential direction arranged circumferentially. Each of the ply pieces 11 comprises a plurality of carcass cords 12 arranged in parallel ...
Process for manufacturing tyres for vehicle wheels
Pirelli Tyre S.p.a.
January 11, 2018 - N°20180009186

In the building of a carcass structure for tyres of vehicle wheels, the step of reinforcing with a loop at least one annular anchoring structure (10) associated at the axially opposite end edges of a carcass ply is carried out. Said reinforcement step is carried out on at least one radially expandable/contractable service drum (107a, 107b) and comprises the steps ...
Pneumatic tire with fused cord
Milliken & Company
January 04, 2018 - N°20180001706

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 ...
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Method for assembling a tire blank
Michelin Recherche Et Technique S.a.
December 07, 2017 - N°20170348932

A method of manufacturing a tire includes steps of: providing a shoulder drum that includes shoulders having a height of at least equal to 25 mm; placing a carcass ply of a green tire on the shoulder drum; providing a winding of circumferential bead reinforcers around each end of the carcass ply, each winding having a number of turns providing a ...
Tire with bead regions having multiple bead fillers
Bridgestone Americas Tire Operations, Llc
November 16, 2017 - N°20170326922

A tire includes a bead portion with a bead core having a main bead filler and an auxiliary bead filler, and a carcass ply wrapped around a portion of the main bead filler. An end of the carcass ply is located axially outside the main bead filler and radially below an apex of the main bead filler. The auxiliary bead ...
Tyre for wheels of heavy transport vehicles
November 02, 2017 - N°20170313133

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 two main belt layers and first and second reinforcing strips incorporating a plurality ...
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Method of controlling a phase of moulding an annular fixing structure and a tyre including ...
Pirelli Tyre S.p.a.
October 26, 2017 - N°20170305089

A tyre includes a toroidal ring-shaped carcass structure with at least one carcass ply associated with at least one annular fixing structure, as well as a tread band positioned radially externally with respect to the carcass structure. The annular fixing structure includes a radially inner and axially inner surface and a radially inner and axially outer surface, the surfaces being ...
Process and apparatus for manufacturing tyres
Pirelli Tyre S.p.a.
October 12, 2017 - N°20170291380

A process for building tyres provides for building a carcass sleeve around a forming drum having an application diameter and two lateral half-portions axially moveable relative to each other. The carcass sleeve comprises at least one carcass ply coaxially engaged around each of the axially opposite end flaps thereof to an annular anchoring structure defining a fitting diameter smaller than ...
Pneumatic tire
Sumitomo Rubber Industries, Ltd.
September 28, 2017 - N°20170274710

In the tire 2, fillers 10 are layered over clinches 8 in portions outward of a carcass 14 in the axial direction. A carcass ply 50 is turned up around cores 44. Turned-up portions 50a are disposed between the fillers 10 and apexes 46. Each clinch 8 has a maximum thickness tcx that is measured along a line normal to an inner surface, in the axial direction, of the ...
Pneumatic tire with bead having enhanced stiffness
Hankook Tire Co., Ltd.
September 21, 2017 - N°20170267035

Disclosed is a pneumatic tire with a bead having enhanced endurance, more particularly, a pneumatic tire with a bead having enhanced stiffness in which at least one bead core is provided and a carcass does not have a turn-up structure at an end thereof such that stiffness of the bead and sidewall is enhanced. The pneumatic tire includes bead cores ...
Pneumatic tire
Sumitomo Rubber Industries, Ltd.
August 10, 2017 - N°20170225523

In a tire 2, load support layers 20 extend, in portions inward of a carcass 10, from portions inward of beads 8, respectively, in the axial direction to portions inward of a tread in the radial direction. When a reference point p represents a point, on an outer surface of the tire 2, which is distant from a bead base line by 25 mm in the ...
Process for manufacturing tyres for vehicle wheels
Pirelli Tyre S.p.a.
August 10, 2017 - N°20170225421

An apparatus for manufacturing tyres for vehicle wheels wherein each tyre includes a carcass structure formed starting from at least one carcass ply laid on a forming support extended along a longitudinal axis. The apparatus includes at least one device for positioning at least one annular anchoring structure on at least one end edge of the carcass ply, the positioning ...
Pneumatic tire
Bridgestone Corporation
July 13, 2017 - N°20170197480

Provided is a pneumatic tire comprising a carcass 1 as a skeletal structure composed of at least one carcass ply extending toroidally between a pair of bead portions 11, at least one layer of a belt 2 located on the outer side of the carcass in the tire radial direction of the crown portion. The tire is provided with a cushion rubber 13c ...
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Pneumatic tire
Sumitomo Rubber Industries, Ltd.
July 13, 2017 - N°20170197478

In a pneumatic tire 2 according to the present invention, in the vicinity of a bead 10 portion, a main portion 42 of a carcass ply 40 is passed through the vicinity of a neutral surface. A tensile force and a compressive force applied to the main portion 42 are small. In the tire 2, occurrence of pinch cut is suppressed. In addition, this structure alleviates ...
Process and apparatus for manufacturing tyres
Pirelli Tyre S.p.a.
July 06, 2017 - N°20170190131

A carcass ply is applied around an outer surface of a building drum, according to an application diameter greater than the fitting diameter of the tyre. An annular anchoring structure defining the fitting diameter is coaxially engaged around each of the end flaps. An outer sleeve including at least one belt structure possibly associated with a tread band is disposed ...
Process and apparatus for building tyres
Pirelli Tyre S.p.a.
July 06, 2017 - N°20170190130

A carcass ply is applied around an outer surface of a building drum according to an application diameter larger than the fitting diameter of a tyre. Coaxially engaged around each of the end flaps is an annular anchoring structure defining the fitting diameter. A pair of sidewalls is manufactured by laying of a continuous elongated element in the form of ...
Process and plant for building green tyres for vehicle wheels
Pirelli Tyre S.p.a.
July 06, 2017 - N°20170190128

A process for building different models of green tyres for vehicle wheels, by using elementary semi-finished products, in a building plant including a plurality of workstations is described. The process includes building a first carcass structure of a first model of tyre on a first forming support, in a first workstation, the first carcass structure including at least one first ...
Pneumatic tire
Bridgestone Corporation
June 08, 2017 - N°20170157985

A pneumatic tire in which a side reinforcement layer formed of a treated member is arranged, the treated member formed by coating with rubber organic fiber cords extending parallelly to ply cords of a carcass ply of the carcass main body, only on a sidewall portion of a half portion on one tire widthwise side; a tire radial inner end ...
Pneumatic tire
Sumitomo Rubber Industries, Ltd.
June 01, 2017 - N°20170151834

Provided is a pneumatic tire having improved air permeability resistance by improving adhesive property between an inner liner and a tire component adjacent thereto, reduced rolling resistance, and improved low temperature durability. 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 ...
Bidirectional monobelt construction for a pneumatic tire
May 25, 2017 - N°20170144485

A pneumatic tire includes a carcass reinforced by a carcass ply extending from a first bead to a second bead and a belt structure including a first portion and a second portion. The belt structure is disposed radially outward of the carcass ply in a crown portion of the pneumatic tire. The first portion includes a belt with a belt ...
Run-flat tire
Sumitomo Rubber Industries, Ltd.
May 11, 2017 - N°20170129292

A run-flat tire comprises a tread portion, sidewall portions, bead portions, and a carcass ply extending between the bead portions. The sidewall portions are each provided therein with a sidewall reinforcing rubber layer having a crescent-shaped cross sectional shape and disposed on the axially inside of the carcass ply. The sidewall portions are each provided in the axially outer surface ...
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