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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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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 ...
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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 ...
Pneumatic tire
Sumitomo Rubber Industries, Ltd.
July 13, 2017 - N°20170197479

In a side reinforcing type tire 2, when a cross-sectional height of the tire 2 is denoted by l, a height in a radial direction from a bead base line to an outer edge of a core 34 is denoted by hc, a point on a turned-up portion 42 of a carcass ply 38 at which point a height in the radial direction from the ...
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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
Sumitomo Rubber Industries, Ltd.
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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Tire
Bridgestone Corporation
May 04, 2017 - N°20170120693

The pneumatic tire has a carcass ply and a tread part. The carcass ply includes a main body ply reaching from a tread part to a bead core, and a folded ply folded around the bead core. An end part of the folded ply extends to a height position beyond a tire maximum width position. A bead filler height is ...
Tyre carcass building drum and operating method of said tyre carcass building drum
Marangoni Meccanica S.p.a.
April 27, 2017 - N°20170113428

A tyre carcass building drum (1) having a longitudinal axis (3) and two half-drums (6) movable along the longitudinal axis (3) in opposite directions away from and towards a centre plane (4) of the drum (1), each one comprising a bead carrying device (16) defining a saddle and a turn-up device (41) designed to turn up a annular side portion (42) of a carcass ply around, and on the ...
Process and apparatus for building tyres
Pirelli Tyre S.p.a.
April 20, 2017 - N°20170106616

A process and an apparatus for building tyres, wherein, in the process, a carcass sleeve including at least one carcass ply and a pair of annular anchoring structures is transferred to a shaping drum including flange elements that are each engageable with one of said annular anchoring structures. The carcass sleeve is shaped according to a toroidal configuration by means ...
Pneumatic tire
Bridgestone Corporation
March 30, 2017 - N°20170087938

Provided is a pneumatic tire in which a cord including an aramid fiber is used for a reinforcing cord for a carcass ply, and the cut resistance, the steering stability, and the light-weightness are improved. Provided is a pneumatic tire 10 including a carcass 4 composed of at least one carcass ply as a skeleton, and a reinforcing cord of the carcass ...
Pneumatic tire
Bridgestone Corporation
March 16, 2017 - N°20170072750

[solution] the tire 2 includes: a pair of beads 12; a carcass 14 that is extended on and between the beads 12 on both sides; and a pair of strips 24 that extend almost outward from the beads 12 along the carcass 14 in the radial direction. The beads 12 include cores 34, first apexes 36, and second apexes 38. The carcass 14 includes a carcass ply 44, and the carcass ply 44 includes ...
Tire carcass ply joining apparatus and method
The Goodyear Tire & Rubber Company
March 16, 2017 - N°20170072652

A method forms a butt joint between ends of first and second plies and splices the first and second plies together. The method includes the steps of: positioning a first splice edge of a first ply at a first location; positioning a second splice edge of a second ply at a second location, the second splice edge being left bare; ...
Tire including a casing layer that includes sheathed casing reinforcement elements
Michelin Recherche Et Technique, S.a.
February 16, 2017 - N°20170043624

The tire (10) comprises a crown (12) surmounted by a tread (22), two sidewalls (24), two beads (26), each sidewall (24) connecting each bead (26) to the crown (12), a carcass reinforcement (34) anchored in each of the beads (26) and extending in the sidewalls (24) as far as the crown (12). The carcass reinforcement (34) comprises one carcass ply (44) comprising carcass reinforcing elements (46) having a mean laying pitch (p) strictly greater than 1. 5 ...
Pneumatic tire
Sumitomo Rubber Industries, Ltd.
February 09, 2017 - N°20170036491

A pneumatic tire comprises a carcass formed of a carcass ply extending between a pair of bead portions in a toroidal shape, and a bead core disposed in a respective one of the bead portions, the bead core comprising an axially inner core and an axially outer core respectively disposed on an axially inner side and the axially outer side ...
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