Abstract: A tire having no ply turnup is described. The tire includes a tread, a single layer of ply, a first triangular shaped bead and a second triangular shaped bead, wherein the radially inner end of the single layer of ply is secured between the first bead and the second bead.

Abstract: A tire having no ply turnup is described, wherein the tire has a tread, a single layer of ply, a first column bead and a second column bead, wherein the radially inner end of the single layer of ply is secured between the first column bead and the second column bead.

Abstract: A tire having no ply turnup is described. The tire includes a tread, a single layer of ply, and a first triangular shaped bead, wherein the radially inner end of the single layer of ply is secured between the first bead and a second bead, wherein the second bead is formed by spirally winding a strip of reinforcements onto the radially inner end of the ply, wherein the strip is formed of two or more parallel reinforcements.

Abstract: A method of building a tire having no ply turnup is described. The method includes the steps of applying an inner liner and chafer onto a tire building drum; radially expanding the center portion of the drum and applying a first column bead, applying a layer of ply followed by a second column bead, turning up the chafer and then inflating the carcass under low pressure below 150 mbars, applying the tread, applying the sidewall. A method of molding a green tire having a first and second bead area is described herein, wherein the method includes the steps of: inserting a tire clamping device inside a tire bladder and then inserting the tire clamping device and the bladder into the green tire, aligning the outer surfaces of the tire clamping device are in engagement with a respective bead area of the tire so that each tire bead area is clamped between a respective upper and lower mold ring and the tire clamping device during cure.

Abstract: A method of building a tire having no ply turnup is described. The method includes the steps of applying an inner liner and chafer onto a tire building drum; radially expanding the center portion of the drum and applying a first column bead, applying a layer of ply followed by the winding of a second column bead and the application of an apex, turning up the chafer and then inflating the carcass under low pressure below 150 mbars, applying the tread, applying the sidewall. A method of molding a green tire having a first and second bead area is described herein, wherein the method includes the steps of: inserting a tire clamping device inside a tire bladder and then inserting the tire clamping device and the bladder into the green tire, aligning the outer surfaces of the tire clamping device are in engagement with a respective bead area of the tire so that each tire bead area is clamped between a respective upper and lower mold ring and the tire clamping device during cure.

Abstract: A non-pneumatic tire is described that includes a ground contacting annular tread portion, a shear band, wherein the shear band is formed of a first and second inextensible layer, and a low modulus material positioned between the first and second inextensible layer. The non-pneumatic tire further includes a connecting web positioned between a hub and the shear band, wherein the connecting web is formed of one or more spokes extending from an inner ring to an outer ring, wherein the one or more spokes are formed from a material reinforced with a three dimensional spacer structure.

Abstract: A tire has an axis of rotation. The tire includes two inextensible annular bead structures for attachment to a vehicle rim, a carcass-like structure having at least one reinforced ply, the carcass-like structure being wound about the two bead structures, a tread disposed radially outward of the carcass-like structure, and a shear band structure disposed radially between the carcass-like structure and the tread. The two bead structures include at least one layer of a lightweight foam material.

Abstract: A non-pneumatic tire is described that includes a ground contacting annular tread portion, a shear band, wherein the shear band is formed of a first and second inextensible layer, and a low modulus material positioned between the first and second inextensible layer. The non-pneumatic tire further includes a connecting web positioned between a hub and the shear band, wherein the connecting web is formed of one or more spokes extending from an inner ring to an outer ring, wherein the one or more spokes are formed from a material reinforced with a three dimensional spacer structure.

Abstract: An air maintenance system includes a rotating inner ring associated with a vehicle wheel, a stationary outer ring maintaining a constant angular position, the stationary outer ring including ring segments secured together by a plurality of connecting shafts, an occlusion roller rotationally fixed to the stationary outer ring by a first connecting shaft of the plurality of connecting shafts, the occlusion roller having a protruding portion centered axially at a radially outer surface of the occlusion roller with axially outer portions of the occlusion roller being radially recessed from the protruding portion and supported by bearing surfaces of the rotating inner ring, spacer rollers rotationally fixed to the stationary outer ring by second and third connecting shafts of the plurality of connecting shafts and rotationally supported by the bearing surfaces, and a flexible tube defining a pump cavity, the air maintenance system pumping a fluid from the ambient environment into a pneumatic tire by applying an oc

Abstract: An air maintenance system includes a rotating inner ring associated with a vehicle wheel, a stationary outer ring maintaining a constant angular position, the stationary outer ring including ring segments secured together by a plurality of connecting shafts, an occlusion roller rotationally fixed to the stationary outer ring by a first connecting shaft of the plurality of connecting shafts, the occlusion roller having a protruding portion centered axially at a radially outer surface of the occlusion roller with axially outer portions of the occlusion roller being radially recessed from the protruding portion and supported by bearing surfaces of the rotating inner ring, spacer rollers rotationally fixed to the stationary outer ring by second and third connecting shafts of the plurality of connecting shafts and rotationally supported by the bearing surfaces, and a flexible tube defining a pump cavity, the air maintenance system pumping a fluid from the ambient environment into a pneumatic tire by applying an oc

Abstract: A self-inflating tire assembly includes an air tube connected to a tire and defining an air passageway, the air tube being composed of a flexible material operative to allow an air tube segment opposite a tire footprint to flatten, closing the passageway, and resiliently unflatten into an original configuration. The air tube is sequentially flattened by the tire footprint in a direction opposite to a tire direction of rotation to pump air along the passageway to a regulator device. The regulator device regulates the inlet air flow to the air tube and the outlet air flow to the tire cavity.

Abstract: A method in accordance with the present invention manufactures a tire with a biaxial monolayer belt component (MBC). The method comprises the steps of: winding a cord continuously about a first drum according to a pre-defined pattern to create a mesh of cords defining a single belt/overlay structure; adjusting the structure to a predetermined position on the first drum by laser lights; applying a tread component to the structure; transferring the structure and tread component to a second drum; applying the structure and tread component to a carcass component on the second drum; reducing pressure of the carcass component by a predetermined amount; and stitching the structure and tread component to the carcass component.

Abstract: 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 the pneumatic tire and a second group of cords oriented in a second direction relative to the centerline of the pneumatic tire.

Abstract: The invention relates to a method of fabricating a thermal barrier comprising a ceramic coating layer covering at least a portion of the structure of a substrate, wherein the ceramic coating layer is deposited on the substrate solely by a cathodic electrodeposition process between at least one cathode (26) and at least one anode (28), the substrate being formed of an electron-conducting material and constituting the cathode. In characteristic manner, the electrolyte (24) comprises at least one salt from the group comprising the salts of lanthanides, of yttrium, of zirconium, and of hafnium, such that the coating layer applied by the electrodeposition process includes at least one oxide from the group comprising the oxides of lanthanides, of yttrium, of zirconium, and of hafnium, and it also includes a step of heat treating the ceramic coating layer at a temperature lying in the range 400° C. to 2000° C. for a duration of at least 10 min.

Abstract: The invention relates to a part comprising a substrate made of an electron-conducting material and a coating over at least a portion of the surface of the substrate, the coating comprising a ceramic coating layer. In characteristic manner, said coating layer is based on cerium oxides and said coating layer presents oxygen vacancies at a concentration greater than or equal to 1×1017/cm3. The invention is applicable to parts for high temperature applications, in particular in the field of aviation.

Abstract: A self-inflating tire assembly includes an air tube connected to a tire and defining an air passageway, the air tube being composed of a flexible material operative to allow an air tube segment opposite a tire footprint to flatten, closing the passageway, and resiliently unflatten into an original configuration. The air tube is sequentially flattened by the tire footprint in a direction opposite to a tire direction of rotation to pump air along the passageway to a regulator device. The regulator device regulates the inlet air flow to the air tube and the outlet air flow to the tire cavity.

Abstract: A pneumatic tire assembly includes a pneumatic tire having an inner cavity and an inner surface at least partially defining the inner cavity, a rigid structure for facilitating operation of the tire assembly, and a docking base for securing the rigid structure to the inner surface of the inner cavity. The docking base has been integrally bonded to the inner surface during curing of the pneumatic tire. The docking base has a shape formed by a mold attached to the inner surface of the inner cavity during curing of the pneumatic tire. The mold subsequently is removed thereby resulting in the docking base integrally secured to the inner surface.

Abstract: The invention relates generally to air maintenance tires and, more specifically, to a pump mechanism for supplying air into such tires.

Abstract: A pneumatic tire assembly includes a pneumatic tire having an inner cavity and an inner surface at least partially defining the inner cavity, a rigid structure for facilitating operation of the tire assembly, and a docking base for securing the rigid structure to the inner surface of the inner cavity. The docking base has been integrally bonded to the inner surface during curing of the pneumatic tire. The docking base has a shape formed by a mold attached to the inner surface of the inner cavity during curing of the pneumatic tire. The mold subsequently is removed thereby resulting in the docking base integrally secured to the inner surface.

Abstract: A connector system and tire assembly includes an elongate integral air passageway contained within a flexible tire component of a tire carcass, the air passageway extending between an air inlet cavity and an air outlet cavity in the flexible tire component, and the air passageway extending at least a partial circumferential path around the tire carcass. A hollow dome-shaped inlet nut seats within the inlet cavity and a hollow dome-shaped outlet nut seats within the outlet cavity. The inlet nut couples to an air inlet device for conducting air external to the tire carcass into the inlet nut central chamber; and the outlet nut outward body side couples to a valve device positioned within the tire cavity.