IP Library › Granted Patent US 9,849,734
Granted Patent B2
US 9,849,734 · App. 14/529,511 · Granted Dec 26, 2017

Pneumatic tire with a three dimensional component

Inventors: Francesco Sportelli (Bettembourg, LU); David Ray Hubbell (Hartville, OH); Annette Lechtenboehmer (Ettelbruck, LU)
Assignee: The Goodyear Tire & Rubber Company
B60C15/0653B60C9/11B60C9/1807B60C15/0632B60C2009/0223B60C2009/1828B60C2015/0678B60C2015/0689B60C2015/0692B60C2200/04
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Quick Facts
Patent No.
US 9,849,734
App. No.
14/529,511
Granted
Dec 26, 2017
Kind
B2
Abstract

A pneumatic tire includes an axis of rotation, a carcass having at least one reinforced ply and a reinforcing structure providing a buffer for absorbing shear strain, a tread disposed radially outward of the carcass, and a belt structure disposed radially between the carcass and the tread. The reinforcing structure includes at least one layer of a three dimensional fabric including a frame structure of fabric and open cells defined by the frame structure.

Claims (12)

1. A pneumatic tire having an axis of rotation, the pneumatic tire comprising:

a carcass having at least one reinforced ply and a reinforcing structure providing a buffer for absorbing shear strain;

a tread disposed radially outward of the carcass; and

a belt structure disposed radially between the carcass and the tread, the reinforcing structure comprising a flipper with two layers of a three dimensional fabric including a frame structure of fabric and open cells defined by the frame structure, the flipper having physical properties intermediate to those of a rigid metal bead and a less rigid reinforced ply, the flipper serving as an active strain-relieving layer separating the rigid metal bead from the reinforced ply, the flipper surrounding the rigid metal bead.

2. The pneumatic tire of claim 1 wherein the fabric has warp yarns of 940/1 dtex polyaramide and weft yarns of 1220/1 dtex rayon.

3. The pneumatic tire of claim 2 wherein the warp yarns have a density of 14 EPI and the weft yarns have a density of 12 EPI.

4. The pneumatic tire of claim 1 wherein the fabric has warp yarns with a density of 14 EPI and weft yarns have a density of 12 EPI.

5. The pneumatic tire of claim 1 wherein the fabric comprises an open weave tape.

6. The pneumatic tire of claim 5 wherein outside edges of the open weave tape has a pair of warp yarns continuous for the radial length of the open weave tape.

7. The pneumatic tire of claim 6 wherein the open weave tape further comprises an adhesion promoter disposed thereon.

8. The pneumatic tire of claim 1 wherein the reinforcing structure is a flipper having two or more layers of open weave tape.

9. The pneumatic tire of claim 8 wherein the flipper includes warp yarns of at least two fibers of different fiber materials.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 31, 2014
From: SPORTELLI, FRANCESCO; HUBBELL, DAVID RAY; LECHTENBOEHMER, ANNETTE
To: GOODYEAR TIRE & RUBBER COMPANY, THE
Reel/Frame 034079/0971 →
Continuity (1)
Related Publication 20160121663A1 · May 5, 2016