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Match Document Document Title
8025494 Tire vulcanizer  
A tire vulcanization apparatus includes an upper container moving in a tire vulcanization position and a lower container moving between the tire vulcanization position and a shaping position, the...
7001559 Production of pneumatic tires  
A method of highly efficiently producing pneumatic tires, wherein both bead portions (B) of a green tire (G) are supported by a pair of holders (24, 50) and opposite axial ends of a bladder (25)...
6620367 Tire vulcanizing method and tire vulcanizer  
The present invention provides a tire vulcanizing method for, using a bladder and a tire vulcanizing press, applying preheating and shaping to a green tire externally of the vulcanizing press,...
5393480 Control device for vulcanization chambers in vulcanization presses and process put into practice by said control device  
In a vulcanization press of the B.O.M. type, a vulcanization chamber has respective end edges (5a, 5b) connected to a disc (6) movable upon command of an actuator (8) and a disc (9) which is fixed...
5314648 Tire vulcanizing machine and method  
A tire vulcanizing machine includes a bladder; an upper clamping ring for holding the upper end of the bladder; an upper clamping ring for holding the upper end of the bladder; a first lifting...
5246360 Green tire charging apparatus for a tire vulcanizing machine  
In a green tire charging apparatus for a tire vulcanizing machine according to the present invention, provision is made such that a vertically movable chuck body is inserted into a tire, chuck...
5164199 Bladder, bladderless-type dual-purpose tire vulcanizer  
A bladder bladderless-type dual-purpose tire vulcanizer wherein a lower center mechanism for the bladder type and a lower center mechanism for the bladderless type are interchangeably mounted on a...
4950141 Standing well post type center mechanism in tire press  
Disclosed herein is a standing well post type center mechanism in a tire press which comprises a bladder well disposed vertically liftably in the center of the tire press, the bladder well...
4863360 Bag control mechanism for tire press  
A bag control mechanism (or center mechanism) for a tire press in which cross flow of curing medium from the inlet to the outlet is prevented. The center mechanism includes a cylindrical casing...
4846649 Center mechanism in tire vulcanizing machine  
The known center mechanism in a tire vulcanizing machine is improved in that the center mechanism comprises condensate ejection means which can be accommodated within a member disposed in the...
4828471 Tire curing mold  
A split mold type tire curing mold includes a plurality of sectors mounted on the mold base and movable radially inwardly to a closed position wherein the sectors cooperate to form a closed ring...
4710251 Process for manufacturing endless belts  
Virtually inextensible V drive belts are manufactured from a sleeve of rubber containing substantially longitudinal polymer stability supports by vulcanizing the sleeve on a tubular former and...
4699578 Tire mold and apparatus for vulcanizing a tire by means of electromagnetically induced heat  
A mould particularly as used in the manufacture of a product from elastomeric material which is required to be heated.Preferably the heating is carried out by means of an electric current which may...
4684338 Rod gland and hub assembly for tire curing press  
A rod gland (28) has axially extending inlet and outlet grooves (64,66) at circumferentially spaced positions on a cylindrical outer surface (34) and is provided with an annular seal (60) for...
4604043 Extractor unit for tire vulcanizing moulds and device for rapidly disassembling it from a vulcanizing press  
A device for rapidly disassembling an extractor unit from the driving mechanism of a press for vulcanizing pneumatic tires is positioned on the lower part of the open vulcanizing mould, while the...
4601648 Mold clamp mechanism for tire press  
A mold clamp mechanism for a tire press with upper and lower molds, the clamp mechanism including a plurality of rod locking holes formed around the press center of the upper and/or lower mold; a...
4580958 Tire loader and basket  
A loader for a tire curing press comprising a support, a loader frame mounted to the support for vertical and horizontal movement, a loader basket mounted to the loader frame for engaging, holding...
4527946 Tire curing press with pop-up, rotating nozzle  
A pop-up, rotating nozzle in a tire curing press provides for dispersed and uniform introduction of fluid media into the upper containment portion of a curing and shaping bladder during tire cure...
4502857 Green tire-to-mold contact time detection, analysis, and control  
The mold halves of a tire press are provided with sensors which determine the contact times of a green tire at certain points on the mold surfaces. The timing so obtained is processed by a...
4474633 Method of manufacturing radial tires  
There is disclosed herein a method of manufacturing low aspect radial tires. The radial tires are mounted upon a bladder assembly during the time from the assembly of the tread reinforcing...
4452577 Tire loader  
A tire loader for supplying a green tire into a vulcanizing press, comprising a plurality guide tracks extending radially outwardly, a plurality of grippers movably mounted on the guide tracks,...
4446093 "Piggyback" heat exchanger for dome presses  
A simple inexpensive modification of existing tire molds used in old steam dome vulcanizing presses provides remarkable versatility and permits curing of truck and farm tractor tires at higher...
4444715 Method of making tires  
A radial tire having an annular cavity is built with precision and positioned between the upper and lower mold sections of a tire press. An upper center mechanism has an inflatable clamping bladder...
4406845 Method for restoration and re-utilization of discharged gas and arrangement employed therefor  
A method for restoration and re-utilization of discharged gas for use in a vulcanization employing inert gas in part of the vulcanization of elastomer products, which includes the steps of...
4395209 Tire press  
A tire curing press has a loader assembly comprising a bead grip for engaging and lifting the axial interior of the upper bead of a green tire and a tread positioning ring movable axially to an...
4382052 Process for vulcanization of elastomer products  
An improved process for vulcanization of elastomer products which includes the steps of heating under pressure, the elastomer product mounted in a metal mold by supplying vulcanizing medium,...
4368015 Tire vulcanizer  
The specification describes a tire vulcanizer adapted for use in performing the shaping and curing operation of a green tire efficiently and safely. The vulcanizer is characterized by means for...
4365945 Vulcanizing presses for tires  
An apparatus for vulcanizing a vehicle tire comprises upper and lower platens supporting mold shell sections which when mounted one on the other form a mold enclosing a mold cavity. The upper...
4332536 Hydraulic tire press  
A dual cavity hydraulic tire press utilizes a single long stroke piston-cylinder assembly vertically positioned substantially in line with the center of gravity of the vertically movable upper mold...
4222721 Apparatus for curing tires and the like  
Apparatus for curing tires or similar vulcanized products in a press or autoclave equipped with separable molds with inserted bladders, tubes, bags or bladderless center mechanisms, wherein means...
4221124 Bladder leak and rupture detector  
A bladder leak and rupture detector employs a low level flow sensor for detecting both bladder leaks and ruptures. False failure signals are avoided by a dual mode logic circuit which monitors for...
4203713 Tire retreading automatic press  
An automatic press for tire retreading is described which comprises a basic fixed stamp or mold, a plurality of movable radial sectors cooperating with the stamp or mold, and a vertical axis frame...
4190406 Apparatus for positioning and curing a pre-shaped tire carcass  
Apparatus for positioning a partially shaped, uncured tire carcass and a tire curing bladder of a lower half-section of a vulcanization mold relative to one another, is disclosed. The apparatus...
4184823 Tire mold press  
In a tire mold press having a steam dome defining a chamber in which steam applies heat to the exterior of a tire mold, condensate which accumulates in the top center plate is simply and...
4144006 Metal mold for vulcanization of tires  
An upper half of a mold for vulcanization of tires mounted on a vulcanization press machine is composed of an inner mold portion and an outer mold portion. The contacting face of the outer mold...
4120193 Leak-detecting apparatus  
Leak-detecting apparatus for a tire-vulcanizing press which is extremely sensitive and is capable of monitoring minute leaks in a diaphragm or bag in the region of the bottom of the bag susceptible...
4068989 Tire curing press  
A tire curing press which includes a center mechanism projecting from the bottom mold section, such center mechanism including a top movable clamping plate supporting the open upper end of a...
4045150 Tire upper-bead positioning device for use in a curing press  
Device for centering and positioning the upper bead of a horizontally disposed crude tire around a bead ring provided centrally of the upper, vertically movable portion of the mold in a vulcanizing...
4035117 Charging means for a vulcanizing press  
A charging device for a vulcanizing press has a cylinder disposed concentrically with a vulcanizing mold, a movable piston vertically movable through the cylinder, a piston rod secured to the...
4029447 Retreading mold with nonplowing matrices closing  
This disclosure relates to retread molds adapted for manual, semi-automatic, or full automatic operation particularly in bag or bladder retreading operations, and includes the following novel...
4012479 Method of forming belted radial tires from a cylindrical tire band  
Discloses method of forming a belted radial tire from a cylindrical radial green tire band having biased corded belts which are adapted to pantograph and expand circumferentially as the tire band...
3988077 Pneumatic tire vulcanizing apparatus  
The apparatus is so constructed that the manipulator thereof, successively positionable over a series of tire vulcanizing presses, has mounted directly thereon a plunger that can be lowered...
3976409 Tire curing press center mechanism  
A center mechanism for a press for shaping and curing tires having a center post carrying an upper bladder clamp, a distensible bladder is secured to the upper bladder clamp and a lower bladder...
3936251 Press notably for vulcanizing tires  
This press comprises a frame structure, an unloading station on one side of said frame structure, a mold, a cross member extending over said frame structure and movable in relation thereto between...
3910748 Plastic mold construction  
A mold for production of elongated board-like moldings that may be selectively provided with different ornamental surface designs is provided by a stationary match plate member and one or more...
3890073 Center mechanism for a press to shape and cure tires  
The present invention relates to center mechanisms for presses used in the shaping and curing of tires. The subject center mechanism employs the well known, radially distensible bladder to shape...
3887313 Vulcanizing device for open hollow bodies, especially toroidal raw pneumatic tires  
A vulcanizing device for open hollow bodies, especially toroidal raw pneumatic tires, which have the required heat conveyed thereto by a heated mold forming the outer contour of the tire to be...
3879161 Apparatus for centrifugal casting  
The process of centrifugally casting an article such as a tire or the like from a curable or hardenable liquid polymeric material, which process includes the steps of selecting a mold and placing a...
3837770 VULCANIZING PRESS INTENDED FOR CURING RADIAL TIRES BY MEANS OF A BLADDER OF TOROIDAL SHAPE  
This bladder is a piece of rubber or other air-impervious plastic material which is adapted to be introduced into the crude tires fitted in vulcanizing presses to constitute the internal element of...
3734655 TIRE SHAPING AND CURING DEVICE  
A tire shaping device of the upstanding bladder type characterized in that support means for the upper end of the bladder is of non-circular form e.g., Y, cross, or regular polygon form with...
Matches 1 - 50 out of 67 1 2 >