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| Number | Title | Issue Date |
| 7219707 | Enhanced hollow foam tire structure A hollow EVA foam tire structure includes a tire, a core and a rim. The core includes a plurality of sections substantially arranged into an annular shape and being hollow on both sides. A plurality of protruding block sections is disposed on the internal side of th... | 05/22/2007 |
| 7174936 | Solid suspended work machine tire A work machine tire includes an annular body of elastomeric material that includes a middle radial region. A plurality of unpressurized cavities are defined by the middle radial region and are distributed in a pattern that includes a first radial band of cavities an... | 02/13/2007 |
| 6840295 | Puncture proof tire employing an elongated body tube having shear resistant film The invention is directed to a high-speed, puncture proof tire including a tire casing having a tread portion and a pair of side wall portions and a plurality of small diameter pressurized tubes disposed within the tire casing. Each pressurized tube has an elongate ... | 01/11/2005 |
| 6578613 | Filled pneumatic tires having controlled expansion joints and methods of manufacturing such Tire has a casing defining a hollow interior, a fill disposed in the interior of the casing, and the fill including at least one layer having an initial diameter substantially the same as the initial diameter of the casing. The fill layer includes an expa... | 06/17/2003 |
| 6131630 | Filled pneumatic tires and methods of manufacturing such Tire has a casing defining a hollow interior, a fill disposed in the interior of the casing, and the fill including at least one layer having an initial diameter substantially the same as the initial diameter of the casing. The fill layer includes an expa... | 10/17/2000 |
| 5685925 | Filling for a puncture-proof pneumatic tire A filling for a puncture-proof pneumatic tire is formed by two half-toruses of elastomer or of rubber which are juxtaposed along an equatorial plane inside a tire cover and which are formed with a plurality of parallel channels of preferably hexagonal cro... | 11/11/1997 |
| 5073444 | Molded polypropylene foam tire cores A molded polypropylene foam tire core suitable for all types of wheels. The core may be inserted, in one or more sections, into a pneumatic-type tire casing and mounted on a wheel rim to provide puncture-proof and rupture-proof internal support for said t... | 12/17/1991 |
| 4440208 | Composite, solid, vehicle tire A consolidated, rubber article such as a filler segment for composite solid rubber tires is made by reducing solid rubber articles to small pieces, placing the pieces in a mold having the configuration of the desired tire filler segment, and heating the p... | 04/03/1984 |
| 4324279 | Vehicle tire comprising pneumatic tire inserts A method and article of manufacture is herein disclosed for eliminating the need for pressurized air in a vehicular pneumatic tire. A resilient tubular insert is inserted and carried within a tire casing to simulate pneumatic conditions. The resilient mat... | 04/13/1982 |
| 4275782 | Pneumatic tire inserts A method and article of manufacture is herein disclosed for eliminating the need for pressurized air in a vehicular pneumatic tire. A resilient tubular insert is inserted and carried within a tire casing to simulate pneumatic conditions. The resilient mat... | 06/30/1981 |
