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3926711 |
Portable rotating kettle used in retreading tires
A large rotatable kettle used in retreading or repairing big tires used on large earthmoving equipment. The tire is mounted within the kettle for unitary rotation with the kettle such that each...
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3925128 |
PROCESS FOR RETREADING A VEHICLE TYRE
A method for retreading a vehicle tyre whereby a closed tread band is disposed around and spaced from a tyre and there the space between the tread band and the tyre is evacuated. The tread band is...
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3925129 |
Tire retreading system
In a tire retreading system the circumference of a tire body is buffed to a predetermined radius after which a strip of uncured cushion gum rubber and a premolded, precured tread strip are mounted...
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3923586 |
Evacuable membrane apparatus for tire recapping
Evacuable membrane apparatus permits vulcanizing pre-formed tread strips to tire casings in a pressure chamber without danger of leakage of its pressurized air between the evacuated membranes. The...
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3922415 |
Process of tire recapping and cushion therefor
Method and apparatus for retreading tires with electrical resistance wires for heating the rubber to vulcanize same including the attachment of wires between thin base strips with a rubber cushion...
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3920498 |
Method and apparatus for retreading pneumatic tires
A method and apparatus for retreading pneumatic tire casings with a prevulcanized rubber tread strip using a heat curable adhesive. The tire is mounted on a tire rim, a layer of the adhesive...
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3919020 |
Method of retreading a tire
A method of retreading a tire by placing unvulcanized rubbery material on the outer buffed periphery of the tire, and then covering the material with an elastic, fluid impervious membrane during...
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3917440 |
Tire curing chamber
A tire curing chamber including a tank adapted to receive a multiplicity of tires in stacked relation in substantial axial alignment, opposed plates engageable with opposite ends of the stack,...
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3904459 |
Method of retreading tires
A tread strip is positioned in proximity to the outer periphery of a tire carcass. A bonding substance is provided intermediate the carcass and the strip and has adhesive characteristics sufficient...
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3897813 |
Recapped radial carcass tire
Recapped radial carcass tires for heavy road vehicles having greater radial flexibility are achieved by means of a recap tread having a smaller tread width and/or having modified widths and/or...
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3895985 |
Method of repairing tires and shells used for this method
A method of repairing tires in which an assembly is formed comprising a tread strip applied to the worn surface of a tire carcass with a layer of binder material sandwiched between the tread and...
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3894897 |
Tire recapping process and apparatus
Method and apparatus for retreading tires with electrical resistance wires for heating the rubber to vulcanize same including the attachment of wires between thin metal base strips within a rubber...
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3886028 |
Apparatus for recapping tires with precured tread rubber
Apparatus for recapping a tire with precured tread rubber comprises a multi-part rigid shell that surrounds the tire to be recapped and forms a toroidal chamber around it. A cylindrical tire...
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3884739 |
Apparatus for simultaneously recapping a plurality of tires with precured tread rubber
The apparatus comprises a housing that accommodates a stack or row of two or more axially aligned tires to be recapped and forms a toroidal chamber around them. Each of the tires are initially...
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3883382 |
Method and apparatuses for retreading worn tires
Method and Apparatus for retreading a pneumatic tire wherein the periphery is buffed, and then a fully prevulcanized replacement tread band is disposed around the buffed surface of said tire with a...
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3878023 |
Electrical bonding system for tire recapping
A pressure chamber is provided with a locking closure and electrically conducting tire support means for mounting tires to be recapped and connectors for the connection of electrical heating wires...
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3874974 |
APPLICATION OF TREAD STRIP TO TIRE CASING
A precured or uncured rubber tread strip is applied to a tire casing mounted for rotation about its axis by pressing the leading edge of a continuous tread strip against the tire periphery with a...
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3871941 |
APPARATUS USED IN BONDING A PRECURED TREAD ON A TIRE CASING
A mold-type apparatus used in retreading a tire casing with a precured tread. The apparatus is composed of two halves or sections which carry rubber curing bags. The bags are inflated with steam...
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3868284 |
Tire retreading apparatus and method
An apparatus and method for recapping of worn tires with a precured tread is disclosed wherein the sidewalls of the tire carcass remain relatively cool during the bonding of a precured tread to the...
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3856601 |
METHOD OF RETREADING VEHICLE TIRES
Retreading of vehicle tires is accomplished by forming an assembly consisting essentially of a tire carcass having a circumferential face, profiled tread means of elastomeric material superimposed...
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3855030 |
METHOD AND APPARATUS FOR APPLYING A TREAD STRIP TO A CARCASS
A method for applying a tread strip having a repeating thread pattern to a carcass in which the tread strip to be applied to the carcass is cut from an elongated strip in such a manner that the...
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3853666 |
METHOD AND APPARATUS FOR RETREADING TIRES
The invention is a method and apparatus for bonding and shaping retread stock to a tire casing. A pair of circumferentially mating mold elements engage the tread area of a tire to be retreaded. The...
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3847695 |
RIMLESS RECAPPING APPARATUS UTILIZING BALANCED AIR PRESSURES
Tire recapping apparatus utilizes a hoop, larger in diameter than the casings to be recapped, over which the bent-up edge of a lower elastic membrane is everted, and the bent-down edge of a similar...
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3847631 |
APPARATUS FOR AND METHOD OF RETREADING TIRES
This disclosure relates to an apparatus for and a method of retreading or recapping tires by inserting a tire into a generally annular chamber of a matrix, positioning an annular back-up member in...
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3847705 |
APPARATUS FOR CONVEYING A TIRE TREAD
Apparatus for conveying a tire tread and for changing the length of the tire tread. One end portion of the tread is fixedly positioned lengthwise along the conveyor and spaced members lift the...
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3841376 |
PNEUMATIC TIRE AND METHOD OF RETREADING
A method of retreading a bias belted pneumatic tire which includes preparing the tire to receive a new tread, applying a layer of vulcanizable elastomeric material to the tire, wrapping a layer of...
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3840415 |
METHOD OF MANUFACTURING TIRES
A method for manufacturing tires and particularly tire treads wherein particles of an abrasive material consisting essentially of aluminum oxide particles of a predetermined size are heated at a...
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3839123 |
ELASTOMERIC HEAT AND PRESSURE ANNULUS
An elastomeric annulus is specially constructed for use in retreading pneumatic tires where a pre-cured or pre-vulcanized tread section is applied to a buffed or otherwise properly prepared tire...
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3830275 |
TREADS, PNEUMATIC TIRES AND A PROCESS FOR IMPROVING TIRE PERFORMANCE
City bus tires having a cap-base construction, and their use first on the front axle of a city bus and subsequently on the rear axle of the bus.
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3815651 |
REPLACEMENT TREAD AND METHOD
The invention is a replacement tread for installation on a tire casing and the method of installing the tread. The replacement tread includes an endless, pre-molded central tread portion having a...
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3808076 |
METHODS AND APPARATUS FOR APPLYING TREAD TO TYRES OR WHEELS
The specification discloses a method of applying tread material to tyres or wheels in which the tread material is extruded under pressure directly onto the periphery of the tyre or wheel to bond...
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3802978 |
METHOD AND APPARATUS FOR TIRE TREAD BONDING
Methods and apparatus heretofore used in bonding previously cured tread material to a previously cured tire carcass are improved in a particular manner which facilitates the accommodation of...
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3793116 |
RECAPPING OF TIRES
An envelope which is applied around a tire to surround at least that portion of the tire which requires recapping or other repair. The envelope comprises an elastic wrapper which has a marginal...
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3779833 |
APPARATUS FOR RETREADING TIRES
The specification discloses an apparatus for retreading a tire casing with a precured and premolded tire tread. The apparatus includes a flexible envelope which surrounds the tire and precured...
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3769121 |
RETREADING OF TIRES
The invention provides for a method of and means for the retreading of tires. In accordance with the invention a tire is retreaded by enclosing it in a flexible envelope, sealing the envelope,...
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3753821 |
METHOD OF RETREADING PNEUMATIC TIRES WITHOUT A MOLD
Method of retreading pneumatic tires by the application to a previously used pneumatic tire carcass of a cured rubber tread band wherein proper adhesion of tread band to the previously used tire...
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3738893 |
AN APPARATUS FOR POSITIONING A TREAD BAND ON A VEHICLE TIRE
An apparatus for positioning a closed thread band on a vehicle tire whereby the closed tread band is disposed around and spaced from a tire and there the space between the tread band and the tire...
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3607497 |
TIRE-TREADING METHOD
A method of applying a cord-reinforced tread to a tire carcass in which; a ribbon of uncured rubber stock is formed, cord reinforcing is applied longitudinally to the ribbon, and the ribbon and...
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3563295 |
VEHICLE TIRE CONSTRUCTION AND METHOD OF MAKING SAME
A method of providing a direct and very short venting path for the cord plies normally built into the carcass of a pneumatic vehicle tire, comprising applying a net of cord onto the inner surface...
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3522831 |
METHOD OF BONDING DIENE RUBBER TO ETHYLENE/PROPYLENE OR ETHYLENE/PROPYLENE/DIENE ELASTOMER
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3514357 |
METHOD FOR OBTAINING ADHESION BETWEEN OLEFIN COPOLYMERS OR TERPOLYMERS AND NATURAL OR SYNTHETIC RUBBERS
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3513047 |
PROCESS FOR PRODUCING CUSHIONLESS RETREADED TIRES
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3492180 |
METHOD OF RETREADING PNEUMATIC TYRES AND MOULDING APPARATUS USED THEREFOR
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3708379 |
ELASTOMERIC TAPE
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3698975 |
TIRE RETREADING METHOD
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3793420 |
AUTOMATIC INFINITELY ADJUSTABLE SIDE PLATE FOR TIRE CURING MACHINE
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3846201 |
ASSEMBLY AND METHOD FOR BONDING TREAD MATERIAL TO A TIRE BODY
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3843482 |
TIRE TREAD WINDING MACHINE HAVING A MECHANICALLY PROGRAMMED CONTROL SYSTEM
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3743564 |
VALVE AND MEMBRANE APPARATUS FOR RECAPPING TIRE CASINGS
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3809592 |
PROCESS AND APPARATUS FOR RETREADING TIRES
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