Carcass Ply

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

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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 ...
Pneumatic tire and method for manufacturing the same
Toyo Tire & Rubber Co., Ltd.
May 11, 2017 - N°20170129291

Edge separation in a turned-up end portion (5e) of a carcass ply (5) is suppressed. In a pneumatic tire comprising a bead core (4) embedded in a bead portion (3) and a carcass ply (5) turned up and locked around the bead core (4), a rubber sheet (10) is prepared using a wet masterbatch containing natural rubber and/or polyisoprene rubber and carbon black, and the ...
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 ...
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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 ...
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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 ...
Pneumatic tire
Bridgestone Corporation
February 02, 2017 - N°20170028793

Provided is a pneumatic tire in which the performance is to be improved while suppressing an increase in the thickness by using a reinforcing material applicable to such an insert member or the like by which a target reinforcing performance can be attained while suppressing an increase in the thickness. Provided is a pneumatic tire including: a pair of bead ...
Method of manufacturing pneumatic tire and pneumatic tire
Toyo Tire & Rubber Co., Ltd.
February 02, 2017 - N°20170028785

A method of manufacturing a pneumatic tire comprising a belt which is wound with a belt-under diameter d outside a carcass ply in a tire-radial direction, includes preparing a strip-like rubber-coated cord member where a plurality of belt cords which are arranged approximately parallel are coated with rubber and a width of the cord member in a lateral direction is &#...
Heavy-duty pneumatic tire
Sumitomo Rubber Industries, Ltd.
January 19, 2017 - N°20170015145

A heavy-duty pneumatic tire includes a carcass ply including a main portion extending between bead cores and a pair of turn-up portions, a first reinforcing layer of a steel cord disposed in each bead portion in a u-shaped manner, and a second reinforcing layer of an organic fiber cord disposed in each bead portion and at least a part of ...
Process and apparatus for building tyres
Pirelli Tyre S.p.a.
December 01, 2016 - N°20160347014

Two auxiliary support members are operatively engaged with a building drum, in axially approached relationship with respective halves of the drum itself, each auxiliary member having a circumferential rest surface extending in the continuation of an outer circumferential surface of the building drum itself. Applied around the outer circumferential surface of the building drum is at least one carcass ply ...
Method of manufacturing pneumatic tire, shaping device and pneumatic tire
Toyo Tire & Rubber Co., Ltd.
November 17, 2016 - N°20160332402

A method of manufacturing a pneumatic tire including forming a green case by cylindrically winding a tire component member which includes at least one layer of a carcass ply. A green tire is shaped by expanding the green case into a toroidal shape with the supply of a fluid into the green case so that the green case adheres to ...
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Method of manufacturing pneumatic tire, shaping device and pneumatic tire
Toyo Tire & Rubber Co., Ltd.
November 17, 2016 - N°20160332400

A method of manufacturing a pneumatic tire including forming a green case by cylindrically winding a tire component member which includes at least one layer of a carcass ply. The green tire is shaped by expanding the green case into a toroidal shape with the supply of a fluid into the green case so that the green case adheres to ...
Reinforced cross-ply or radial-tire
Michelin Recherche Et Technique S.a.
October 27, 2016 - N°20160311270

The invention relates to a tire having at least one carcass reinforcement (2) comprising reinforcers, surmounted radially on the outside by a crown reinforcement (3) comprising two axial ends s, itself radially on the inside of a tread (4), said crown reinforcement (3) being made up of at least one layer of reinforcement elements, said tread (4) being connected to two beads (5) by way of ...
Apparatus for building a carcass structure of a tyre for vehicle wheels
Pirelli Tyre S.p.a.
October 20, 2016 - N°20160303814

A process for manufacturing tyres for vehicle wheels, comprising the step of building on a forming support a carcass structure comprising at least one carcass ply and, at at least one end edge of the carcass ply, at least one annular anchoring structure comprising at least one substantially circumferential annular insert and at least one filling insert associated to said ...
Crown reinforcement for a pneumatic tire
The Goodyear Tire & Rubber Company
October 06, 2016 - N°20160288574

A pneumatic tire includes a carcass reinforced by a carcass ply extending from a first bead to a second bead, and a single reinforcement disposed radially outward of the carcass ply in a crown portion of the pneumatic tire. The single reinforcement is disposed radially outward of the carcass ply in a crown portion of the pneumatic tire. The single ...
Continuous crown reinforcement for a pneumatic tire
The Goodyear Tire & Rubber Company
October 06, 2016 - N°20160288573

A pneumatic tire includes a carcass reinforced by a carcass ply extending from a first bead to a second bead, and a single reinforcement disposed radially outward of the carcass ply in a crown portion of the pneumatic tire. The single reinforcement includes a continuous cord forming a generally zig zag pattern across the width of the crown portion. The ...
Bidirectional monobelt construction for a pneumatic tire
The Goodyear Tire & Rubber Company
October 06, 2016 - N°20160288572

A pneumatic tire includes a carcass reinforced by a carcass ply extending from a first bead to a second bead and a single belt ply disposed radially outward of the carcass ply in a crown portion of the pneumatic tire. The single belt ply includes a first group of cords oriented in a first direction relative to a centerline of ...
Pneumatic tire
Bridgestone Corporation
September 22, 2016 - N°20160272005

Pneumatic tire wherein a rubber layer (a) is disposed as an inner liner at an innermost layer side of the tire, and a rubber layer (b) disposed between the above inner liner and a carcass ply layer and adjacent to the above inner liner comprises a rubber composition containing a natural rubber alone or a natural rubber and a synthetic ...
Process and apparatus for manufacturing tyres for vehicle wheels
Pirelli Tyre S.p.a.
August 11, 2016 - N°20160229141

A carcass ply is built on a forming drum by application of a plurality of strip-like elements by 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 by calculating a corresponding extension of a radially external laying surface, and ...