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| Number | Title | Issue Date |
| 7651654 | Method for producing a bicycle wheel rim, apparatus for implementing the method and bicycle wheel rim obtained thereby A bicycle wheel rim and a method of making a bicycle wheel rim are provided. The rim provided is made of a single part using structural fiber based material, preferably carbon fiber material, with two circumferential wings for anchoring the tire, which extend radial... | 01/26/2010 |
| 7473386 | Mold for tire A mold (22) includes a bead ring (32). The bead ring (32) includes a side forming surface (34), a bottom forming surface (36), a support surface (38) for a bladder, and a guide surface (40) for a bladder. The support ... | 01/06/2009 |
| 7442335 | Apparatus and method for loading and unloading a tire press A tire press has an upper mold fixedly attached to a top plate. A bottom mold is fixedly attached to a bottom plate. The tire press has a plurality of guide posts adapted to maintain proper alignment of the upper mold and the lower mold as the tire press opens and c... | 10/28/2008 |
| 7300981 | Abrasion resistant elastomeric compositions The present invention includes elastomeric compositions of BIMS elastomers suitable for abrasion resistant, high traction and/or barrier articles. The compositions and articles made from those compositions of the inventions can be described in any number of embodime... | 11/27/2007 |
| 7261531 | Fluid supply/discharge head of bladder in tire vulcanizing machine By increasing an area of the fluid discharge ports to increase a discharge capacity, drain water can quickly be discharged. Furthermore, the number of fluid supply ports is increased and the ports are equally spaced to thereby quickly and uniformly fill a heated ste... | 08/28/2007 |
| 7226341 | Method of manufacturing laminated mold and laminated mold For manufacturing the laminated mold comprising the laminate (11) being formed of a plurality of thin sheets (11a) laminated on each other, laminate the thin sheets with the excess portions of respective thin sheets exceeding the profile of the ... | 06/05/2007 |
| 7156629 | Piping structure in tire vulcanizing machine The invention relates to a piping structure in a tire vulcanizing machine which has a simple structure, has an improved operability of a valve, can easily execute a maintenance work such as a valve replacement or the like, and can form a compact valve unit. A plural... | 01/02/2007 |
| 7144236 | Tire curing bladder An expandable bladder for shaping a pneumatic tire to be mounted inside a tire curing press has a pair of opposing annular beads and an expansion portion located between the pair of annular beads. The expansion portion of the bladder has a central portion, shoulder ... | 12/05/2006 |
| 7128545 | Tire curing bladder An expandable, toroidal shaped bladder for use in a tire curing press has a pair of opposing annular beads and an expansion portion location between the pair of annular beads. The expansion portion of the bladder has a central portion, shoulder portions, and sidewal... | 10/31/2006 |
| 7093633 | Self-supporting pneumatic tire A self-supporting pneumatic tire is molded in such a manner that ride comfort is improved, durability is increased, and a greater run-flat capability can be achieved. The self-supporting run-flat tire is molded such that the molded bead base width is equal or less t... | 08/22/2006 |
| 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) are tightly attached to the holders (24, 50), resp... | 02/21/2006 |
| 6998088 | Self-releasing curing bladder containing a micro-encapsulated lubricant and use thereof to cure rubber products such as tires This invention relates to an expandable curing bladder of a butyl rubber composition containing a micro-encapsulated polysiloxane lubricant for delivering lubricity to the surface of the bladder. The invention further relates to a process of curing tires with such b... | 02/14/2006 |
| 6916163 | Device for treading a tire carcass The invention relates to a device for treading a vulcanized tire carcass using an uncured tread comprising a rim (6) for mounting the carcass, an elastic annular mold (7) whose circumferential outer surface is covered with an elastic sleeve (16)... | 07/12/2005 |
| 6846444 | Self-releasing curing bladders The invention relates to expandable butyl rubber bladders for use in curing presses for hydrocarbon rubbers such as pneumatic tires. The bladders are a crosslinked butyl rubber composition comprising isobutylene repeat units and the bladder composition contains ultr... | 01/25/2005 |
| 6841102 | Method of utilizing adjustable height bladder securement mechanism to effect advantageous bladder movement during curing process A method of utilizing an adjustable height bladder securement mechanism to effect advantageous bladder movement during a loading and shaping process is disclosed. A tire press comprises a lower mold, an upper mold, and a center mechanism. The center mechanism has an... | 01/11/2005 |
| 6824724 | Bladder and tire producing method An object of the present invention is to provide a bladder which is unlikely to have a shapal variation along the inner wall surface of the tire and can satisfactorily extend along the inner wall surface of the tire. An inventive bladder is used to press the inner w... | 11/30/2004 |
| 6802998 | Method of molding elastomeric article A method of molding an elastomeric article comprises: putting an elastomeric article in a mold; softening the elastomeric article in the mold by heating the elastomeric article; pressing the elastomeric article against the mold by pressurizing an inside of the elast... | 10/12/2004 |
| 6770229 | Method for relieving pressure in newly vulcanized tires while still in the tire press A method for relieving pressure in a vulcanized tire while still in a tire press is disclosed, wherein the bladder securement mechanism utilizes a position sensor mechanism and eliminates the need for spacers and a floating piston. A tire press comprises a lower mol... | 08/03/2004 |
| 6740280 | Tire construction method for improving tire uniformity The invention relates to a method of manufacturing a pneumatic tire (400) with improved tire uniformity. The tire has a pair of beads (432a,432b) in bead portions and at least one carcass ply (418) extending between the bead... | 05/25/2004 |
| 6733712 | Extendable curing press center post A center post assembly for a tire curing press comprising a center post having a upper component disposed above a lower component. The upper component is movable between a first position wherein the upper component is adjacent to the lower component and a second pos... | 05/11/2004 |
| 6702977 | Expandable bead molding ring for a tire mold Apparatus and method for molding a tire (110) with an expandable bead molding ring assembly (250) having a two-stage movement from a retracted and disengaged state, to a radially expanded state, to an expanded and engaged state for molding a tire bead (11... | 03/09/2004 |
| 6682687 | Method for manufacturing a tire When a green tire is molded on a bladder in molding step and then carried into the mold of a vulcanizer in vulcanization step to vulcanization-mold the green tire, the upper bead and lower bead of the green tire are connected and fixed through a center po... | 01/27/2004 |
| 6648040 | Radial tire for motorcycles and method of making the same A radial tire for motorcycles comprises a carcass extending between bead portions through a tread portion and sidewall portions, and a belt disposed radially outside the carcass in the tread portion and comprising two cross breaker plies of cords laid at ... | 11/18/2003 |
| 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, subsequently, applying vulcanizing and molding to the entire t... | 09/16/2003 |
| 6514447 | Vulcanizing method of pneumatic bias tire Disclosed is a vulcanizing method of a pneumatic bias tire having an aspect ratio Y of 25% or more and 55% or less from an unvulcanized tire, which comprises the step of expanding a rubber-made bladder from an inside of the unvulcanized tire in metallic m... | 02/04/2003 |
| 6299810 | Method for manufacturing a carbon fiber composite A system and method of forming a carbon fiber composite material in which a series of carbon fibers are woven together and treated with a resin to form a sample or weave. The carbon fiber sample is then vacuumed, compressed and is cured to form a solid pl... | 10/09/2001 |
| 6231026 | Tire curing bladder containing lecithin and use thereof The invention relates to expandable butyl rubber bladders for use in curing presses for hydrocarbon rubbers such as pneumatic tires. The bladders are a crosslinked elastomer comprising isobutylene repeat units and the bladder composition contains lecithin... | 05/15/2001 |
| 6077469 | System and method for applying a bladder release between a green tire and a bladder in a tire molding machine Apparatus and methods for automatically spraying a mist of mold release into the confined space between a tire and an inflatable bladder in a tire molding machine so that the mold release covers the outer surface of the inflatable bladder and/or the inter... | 06/20/2000 |
| 6015525 | Tire cure bladder composition with alkylphenoxypoly (alkyleneoxy) alkanol Disclosed are expandable bladders for use in curing presses for rubber compositions such as pneumatic tires. The bladders are a crosslinked elastomer comprising an isobutylene rubbery polymer. The bladder composition includes alkylphenoxypoly(alkyleneoxy)... | 01/18/2000 |
| 6013218 | Tire cure bladders cured with brominated phenolic resigns and containing PTFE and/or graphite Expandable bladders for use in curing presses for hydrocarbon rubbers, such as pneumatic tires, are a crosslinked elastomer composition including isobutylene repeat units. When PTFE and/or graphite is present, they can be cured with brominated phenolic re... | 01/11/2000 |
| 5993703 | Process for producing steel casting ladle monolithic refractory lining When the wall and bottom of a steel casting and handling ladle are provided at the same time with a refractory monolithic lining, the lining in the lower area of the wall is often damaged during intermediate repairs of the bottom. According to a new proce... | 11/30/1999 |
| 5958312 | Process for the partial reconstruction of the refractory lining of the wall of steel casting ladles It was difficult until now to carry out intermediate repairs of monolithic refractory lining walls of steel casting and handling ladles when the slag area of the lining was worn before other areas. According to this new process for reconstructing the refr... | 09/28/1999 |
| 5939002 | Apparatus and process for changing a sidewall insert of a tire mold A molding apparatus and process is described in which a side wall mold insert is accessible and releasable from the interior of the molding apparatus. A fastener reversibly seats the side wall insert to the mold frame, the insert having an inclined rim wa... | 08/17/1999 |
| 5814263 | Tire mold with controlled internal pressure Mold for a tire or for an annular tread member of a tire, including a mullicity of sectors moving radially and closed by the axial displacement of a crown coming to act upon the frusto-conical sector seats, and of an annular element, midway between the c... | 09/29/1998 |
| 5746964 | Loading system and method for a tire vulcanizing machine It is the object of the present invention to firstly provide a loading system and loading method of high working efficiency, and secondly, to provide a loading system and method in which a high precision of loading onto a center mold can be regularly assu... | 05/05/1998 |
| 5738813 | Release agent composition for tire molding A release agent composition for tire molding applications that, when applied on the inner liner surface of an unvulcanized green tire, has a white color prior to vulcanization and a black to blackish-gray color after vulcanization. The release agent compo... | 04/14/1998 |
| 5728311 | Tire cure bladders containing polytetrafluoroethylene powder and use thereof Expandable bladders for use in curing presses for hydrocarbon rubbers, such as pneumatic tires, are a crosslinked elastomer composition comprising isobutylene repeat units and including a fluorinated ethylene polymer added in particulate form and thereaft... | 03/17/1998 |
| 5693160 | Low aspect ratio pneumatic tire molded in specified mold A pneumatic tire the aspect ratio of which is not more than 50% has, for reinforcing a tread portion, a belt comprising at least two rubber coated cord layers having cords arranged obliquely at angles with respect to an equatorial plane of the tire of 26Â... | 12/02/1997 |
| 5683643 | Vulcanization of tires by imparting heat from the inside An apparatus and method for heating and stirring a charge of a heat-exchange fluid under pressure for the curing of tires in which both a turbine and an electric motor for driving the turbine are enclosed within a fluid-tight enclosure and in which the tu... | 11/04/1997 |
| 5653840 | Tire with injection molded white sidewall and method and apparatus for producing the same A pneumatic tire includes a strip of white rubber which is added to the otherwise black tire sidewall. The strip is molded separately from the other tire components and is added to the unvulcanized tire at the tire curing press. The strip is pressed into ... | 08/05/1997 |
