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| Number | Title | Issue Date |
| 8020596 | High efficiency integrated automotive wheel The present device is an integrated automotive wheel for electric vehicles which substantially reduces energy loss due to tire flex and energy loss from a conventional drive train. The wheel includes an axle, a hub, two composite sidewalls, a low pressure inner cham... | 09/20/2011 |
| 7316252 | Modular tire A device for serving as a wheel for motor vehicles, where the wheel has its tire tread replaceable when it is worn out via unique rims and molded tire features. An alternate internal structure prevents the tire from “going flat” or “blowing out” when it is p... | 01/08/2008 |
| 7314072 | Integral pressure regulation system for tires and other vessels containing compressible fluids An inflation and pressure regulation system for inflatable vessels, such as tires, has a main chamber containing a volume of compressible fluid, such as air, and a pump chamber which acts to maintain the fluid in the vessel at a desired pressure. The pump chamber ha... | 01/01/2008 |
| 7287566 | Tire/wheel assembly and run-flat support member A tire/wheel assembly comprising a wheel having a rim, a pneumatic tire mounted on the rim of the wheel and a run-flat support member disposed in the cavity of the pneumatic tire. The run-flat support member includes an annular shell and elastic rings. The annular s... | 10/30/2007 |
| 7213497 | Inflatable trajectory altering and blast energy absorption system An inflatable trajectory altering and blast energy absorption system has a plenum with walls that are spaced apart from one another when the plenum is inflated. Flexible members, dispersed in the plenum and coupled thereto, are placed in tension when the plenum is i... | 05/08/2007 |
| 7165587 | Toric reinforced air bag for safety tire and method of producing the same as well as method of producing shaped body for reinforcing layer The invention proposes a technique of preventing a propagation of a damage in a reinforcing layer to a toric air bag even if the reinforcing layer arranged on an outer peripheral side of the toric air bag in a safety tire to suppress an unnecessary size growth of th... | 01/23/2007 |
| 7131477 | Bead lock A bead lock including an insert casing and a bead spacer for providing an air passageway in a vehicle tire to be mounted on a wheel rim on which is located an insert valve and a rim lip for retention of the vehicle tire bead, the insert casing including an insert be... | 11/07/2006 |
| 7100654 | Safety support for a vehicle wheel and safety system and vehicle wheel including the safety support A safety support for mounting on a rim of a vehicle wheel within a tire includes a substantially toroidal hollow annular body and a filling of elastically deformable expanded material. The annular body includes a convex radially outer surface, two axially opposite s... | 09/05/2006 |
| 7040364 | Pneumatic tire A pneumatic tire, comprising adhesive sealant applied onto the inner surface thereof, wherein an air barrier membrane is disposed on the inner surface of the tire at least at a tread part, a space part is formed between the air barrier membrane and the inner surface... | 05/09/2006 |
| 7017633 | Safety tire with expansion-deforming toric air bag There is proposed a toric air bag for a safety tire capable of sufficiently and equally contacting with a full inner face of a tire in the expansion-deformation of the toric air bag by a drop of an internal pressure in the tire, wherein at least an expansion-deformi... | 03/28/2006 |
| 6918403 | Tire valve for the rim of a pneumatic tire on a vehicle In a tire valve for the rim (10) of a pneumatic tire on a vehicle comprising a valve body (14) of a rigid material and a valve insert (60) and an air outlet (51), which is disposed at a spacing in relation thereto, of a flow path (48, ... | 07/19/2005 |
| 6901981 | Tire structure including auxiliary inner tire In the present invention, an outer tire is supported and positioned by an auxiliary inner tire such that air can be pumped into the space between the inner and outer tires. When there is a flat tire or leakage, the outer tire is supported by the inner tire and still... | 06/07/2005 |
| 6712107 | Supporting membrane for a tire tread Toric membrane M used as a support means for the tread of a tire P and forming together with the said tire P and its mounting rim J an assembly that can roll when the tire P suffers a loss of pressure, the said membrane M being expandable, capable of filling the int... | 03/30/2004 |
| 6688359 | Pneumatic inner liner for a tire An inner tire used in a dual-chambered tire is provided by an inner tire in which an exterior sidewall of tire provides for two annular rows of overlapping raised facets that extend above the exterior surface of the tire. Each facet defines a right angle ... | 02/10/2004 |
| 6481481 | Tread supporting membrane A reinforced rubber toric membrane, inflated to a pressure p0 greater than the pressure p1 of the cavity of the tire in which it is used, has a hooping ply of cords or cables, oriented circumferentially, and is reinforced in each of ... | 11/19/2002 |
| 6467518 | Supporting membrane for a tread A toric membrane of reinforced rubber, used as a support for the tread of a tubeless tire and forming with the tire P and its mounting rim a rolling assembly, characterized in that, when inflated to a pressure p0 greater than the pressure p | 10/22/2002 |
| 6283185 | Supporting membrane for tire tread A toric membrane of reinforced rubber, used as a supporting means for the tread of a tubeless tire, and forming with said tire and its mounting rim a traveling assembly, characterized in that, inflated to a pressure po greater than the pressure p1 | 09/04/2001 |
| 6186203 | Shock absorbing tire A shock absorbing tire and wheel assembly, particularly suitable for civil engineering plant comprises interconnected outer (15) and inner (14) chambers. The chambers are interconnected by passages which preferentially allow flow from the outer chamber (1... | 02/13/2001 |
| 5385191 | Binary inner tube for tire A pneumatically-inflated inner tube having two compartments such that if one compartment is damaged and deflates, the other compartment may be inflated without removing the tire. The compartments inflate independently of each other using separate valves; ... | 01/31/1995 |
| 5273093 | Racing tire assembly A wheel and tire assembly which includes inner and outer tubeless tires mounted on the wheel. The two tires together define inner and outer air chambers which are pressurized through separate air valves. The outer tire includes a plurality of radially spa... | 12/28/1993 |
| 5176764 | Tire assembly with inner and outer tires having cooperating vent components A tire assembly comprising outer and inner tires having at least one vent and one plug is described. The vents and plugs mate in the assembly providing an air tight seal in the bead seal region of the tires. The vents or plugs permit air to escape from th... | 01/05/1993 |
| 5035273 | Vehicle wheel rim device for mounting a first tire casing inwardly of a second tire casing, providing a safety emergency wheel device A vehicle wheel rim device of a type in which a first wheel rim carries a first tire casing, and having a second tire casing inwardly of the first tire casing, characterized by the provision of a second rim inwardly of the first rim, the generally circula... | 07/30/1991 |
| 4909295 | Vehicle tire structure Disclosed is a vehicle tire structure in which a tubeless pneumatic tire is fitted over a wheel, characterized in that: at least a pair of walls project in substantially radial direction from an outer circumferential surface of the wheel into an annular c... | 03/20/1990 |
| 4782876 | Vehicle wheel A vehicle wheel has at least two pneumatic tires mounted side by side on a single rim. When the weight of the vehicle is applied to the wheels, the pneumatic tires are slightly deformed in the lower portion of their circumference, their facing side walls ... | 11/08/1988 |
| 4733705 | Tire shoe A tire shoe for replacing or changing the existing tread of a tire, the shoe including sidewalls provided with spaced closures and fasteners, and an inflatable bladder in an annular space between the shoe and the tire for securing the shoe in its position... | 03/29/1988 |
| 4507956 | Circuit mounting apparatus An electrical circuit element (16) is maintained in place within the drop center (24) of a vehicle wheel (10) by encasing the circuit within a cylindrical plastic housing (14) which is formed into an arcuate shape. The housing is held in place by wires (1... | 04/02/1985 |
| 4318434 | Banded tire load enhancement system Passive, self-energizing means for increasing the load carrying capabilities in the depressurized condition of a banded radial run-flat tire system. In this invention, an inner tube inflated to a pressure of about 3-5 psi is positioned on the wheel rim in... | 03/09/1982 |
| 4246948 | Pneumatic tire having a pneumatic safety insert with beads A pneumatic insert for a pneumatic tire comprises a generally toroidal-shaped hollow member having a pair of annular insert beads with sidewalls extending therefrom joined to an insert crown portion. Each insert bead has a foot portion with a projecting e... | 01/27/1981 |
| 4121640 | Pneumatic tire for a vehicle wheel A pneumatic tire for a vehicle wheel, according to which in the hollow chamber of the pneumatic tire there is arranged a hollow emergency ring or an emergency tube with one or more peripheral protrusions having running-up flanks which when moving into the... | 10/24/1978 |
| 4078597 | Tire and wheel assemblies A tire and wheel assembly which comprises a pneumatic tubeless tire mounted on a wheel having side flanges and a circumferentially extending, radially inwardly depressed well portion. A substantially flexible inflatable tubular ring is lodged in the rim w... | 03/14/1978 |
| 3996985 | Inflatable well filler for pneumatic tire and wheel assembly A pneumatic tire and wheel assembly of the drop center type is disclosed including an inflatable annular cord-reinforced tube for filling the well of the wheel. The uninflated diameter of the cord-reinforced annular tube is substantially equal to the diam... | 12/14/1976 |
| 3993114 | Pneumatic tire This invention relates to pneumatic tires and more particularly to a so-called safety tire comprising a carcass having a tube accommodated therein and spaced from the carcass to form inner and outer air chambers. A loose, circumferentially extending, punc... | 11/23/1976 |
| 3941176 | Safety tire A two-chamber safety tire for automotive vehicles capable of supporting the weight of the vehicle when either partially or completely deflated, thus allowing continued operation of up to about 50-100 miles. The outer chamber is constituted of an ordinary ... | 03/02/1976 |
