Class 152/502 - Automatic sealing of punctures (e.g., self-healing, etc.)

Subclass of Class 152 - Resilient tires and wheels
Definition: Subject matter wherein the pneumatic tire or inner tube
No. of patents: 26
Last issue date: 10/27/2009

Number	Title	Issue Date
7607466	Self-sealing tire A self-sealing tire includes a tire body, a partition wall, and a sealant that is adapted to seal a puncture in the tire body. The tire body includes an outer circumferential wall that contacts the ground, a first side wall and a second side wall that extend from th...	10/27/2009
7484544	Self-sealing tire for a vehicle wheel and process for producing the tire A tire for a vehicle wheel includes a carcass structure, a belt structure, a tread, a pair of sidewalls, and at least one layer of sealing composition placed in a radially inner position with respect to the tread. The carcass structure includes at least one carcass ...	02/03/2009
7195683	Self-seal tire and its producing method A self-sealing tire according to the present invention includes a pneumatic tire and a puncture sealing layer disposed over a whole tire inner wall surface from one shoulder portion to the other shoulder portion of the pneumatic tire. The puncture sealing layer comp...	03/27/2007
7104300	Sealing strip for a rim of a wheel and a rim having a sealing strip A sealing strip to be used with the rim of a wheel, particularly the rim of a so-called box section bicycle rim, as well as a rim equipped with such a sealing strip, and a wheel having such rim and sealing strip. The sealing strip is formed by a continuous annular s...	09/12/2006
7063115	Pneumatic tire A pneumatic tire which makes it possible to effectively prevent puncture during running without involving a large increase in weight or degradation of riding comfortability. This pneumatic tire has a plurality of films disposed in the manner of fish scales in at lea...	06/20/2006
7055569	Tubeless tire compound and a system and method for retrofitting non-tubeless tires The present invention provides a compound, system, and method for retrofitting and converting standard bicycle rims and tires having tube to be tubeless. Standard tube tires are retrofitted by installing either rim tape or a rim strip with integral valve stem around...	06/06/2006
7037395	Pneumatic tire and method of manufacturing the sane A pneumatic tire having a puncture preventive layer formed by windingly sticking a tube having seal material wrapped therein to the tire inner surface circumferentially of the tire and continuously and spirally with its side surfaces closely contacted each other: or...	05/02/2006
7004217	Tire containing sealing agent In a sealant-containing tire, an outer liner is fastened to an inner surface of a tread of a tire body, and a sealant chamber that is filled with sealant is defined between the outer liner and the inner liner, with an air chamber filled with air also being defined w...	02/28/2006
6939921	Colorable elastomeric composition Transparent and colorable elastomeric compositions are provided. The transparent elastomeric compositions can be covulcanized with rubbers such as polybutadiene, polyisoprene, styrene-butadiene rubber, styrene-isoprene-butadiene rubber, isoprene-butadiene rubber, or...	09/06/2005
6935391	Self-seal tire and manufacturing method of the same A self-seal tire according to the present invention has a puncture sealing layer located all over a tire inner wall surface from one shoulder portion to the other shoulder portion of a pneumatic tire. The puncture sealing layer comprises at least one band-shape seal...	08/30/2005
6915826	Puncture sealing pneumatic tire A pneumatic tire has a puncture sealing layer radially inward of the tire carcass layer. The puncture sealing layer is formed by co-extruding a sealant material and an skin compound. ...	07/12/2005
6868881	Tire containing sealer In a sealant-containing tire, an outer liner is fastened to an inner surface of a tread of a tire body, and a sealant chamber that is filled with sealant is defined between a central part of an inner linear and an inner surface of an outer liner by fastening left an...	03/22/2005
6786990	Method of manufacturing sealant-containing tires, and sealant-containing tire A green tire (24) prepared by superposing an inner liner (2) onto the inner surface of a tire body (1) is set in an upper die (29) and a lower die (30). In this condition, a pressure bag (31) placed inside the green tire (	09/07/2004
6782931	Tubeless tire compound and a system and method for retrofitting non-tubeless tires The present invention provides a compound, system, and method for retrofitting and converting standard bicycle rims and tires having tubes to be tubeless. Standard tube tires are retrofitted by installing either rim tape or a rim strip with integral valve stem aroun...	08/31/2004
6508898	Heat stable self-sealing tire liner A very soft polyurethane composition is provided having a low level of an aromatic phosphate or phosphonate plasticizer that will perform well as a self-sealing liner to flat-proof pneumatic tires, and will withstand the high temperatures of the tire retr...	01/21/2003
6506273	Tire sealant system A tire sealant system in accordance with the present invention includes a tire sealant powder, a water-soluble bag which hermetically encloses the powder and a predetermined volume of water corresponding to the amount of enclosed powder. The powder compri...	01/14/2003
6500286	Method of manufacturing pneumatic tire A pneumatic tire and a method of manufacturing the tire are disclosed. The tread portion is provided with a bag-like portion filled with a puncture sealant. The bag-like portion is formed by interposing an anti-adhesive sheet for preventing adjacent tire ...	12/31/2002
6112790	Puncture-durable tire structure A puncture-durable tire structure has a tire body which is covered with an outer radial ply at the inner side thereof. The outer radial ply is made up of an inner layer and an outer layer that are respectively extended over the bead wires at the edges of ...	09/05/2000
5116449	Grooved drum for tire building machine An apparatus for building a tire having an inner liner to which a sealant strip is to be laminated, comprises a rotary drum having a surface in which a trough or "groove" is provided. The depth of the groove corresponds approximately to the thickness of a...	05/26/1992
5085942	Sealant product, laminate thereof, and pneumatic tire constructed therewith A carcass for a self-sealing pneumatic tire is constructed by starting with an extruded thin flat strip of puncture sealant both surfaces of which are detackified. The strip is place on a building drum and its upper surface is wiped clean so that an inner...	02/04/1992
4919183	Self sealing pneumatic tire Pneumatic rubber tire with a puncture sealing feature comprised of an enveloped open network structure containing a sealant composition on the inner portion of the tire....	04/24/1990
4816101	Process for extruding a puncture sealant and forming an elastomeric laminate A process is disclosed for extruding a flat strip of uniformly thick sealant stock from an extruder which extrudes the sealant stock with a rotary helical action. The stock consists essentially of a vulcanizable mixture of a high molecular weight (mol wt)...	03/28/1989
4743497	Laminated puncture sealing composite and preparation thereof A composition useful in sealing punctured tires that includes asphalt, alkadiene-vinylarene copolymer, hydrocarbon resin and other materials. The composition is simple to install and lightweight....	05/10/1988
4539344	Thermally stable sealant composition A sealant composition particularly suitable for vehicle tires comprising a cured butyl rubber present only in the form of a copolymer having a molecular weight in excess of 100,000 and one or more tackifiers, the tensile strength, elongation and cross-lin...	09/03/1985
4426468	Sealant composition A sealant composition particularly suitable for vehicle tires comprising a cured butyl rubber present only in the form of a copolymer having a molecular weight in excess of 100,000 and one or more tackifiers, the tensile strength, elongation and cross-lin...	01/17/1984
4013111	Pneumatic tire with reduced rate of inflation loss upon being punctured A pneumatic tire having a casing which defines in part an internal annular inflation chamber is provided with a small amount of low density, discrete, cellular, resilient, polymeric fibers within the inflation chamber to provide a reduction in the rate of...	03/22/1977

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Class 152/502 - Automatic sealing of punctures (e.g., self-healing, etc.)