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| Number | Title | Issue Date |
| 7114935 | Curing envelope for and method of retreading tires The present invention provides for proper air bleed without using air wicking fabric strips and/or the perforated polyethylene material or the like. Instead, an inside surface of a curing envelope is molded with a unique embossed pattern which is designed to channel... | 10/03/2006 |
| 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 |
| 6722981 | Gaming device having value selection bonus A gaming device that provides a player with an opportunity to maximize a gaming device award. The gaming device presents the player with a display having a plurality of symbols and enables the player to choose one or more of the symbols. The game reveals the award(s... | 04/20/2004 |
| 6607373 | Resilient mold for tread A resilient annular or ring-shaped mold for molding a crude rubber tread covering a vulcanized tire carcass, the mold being made of a resilient material, characterized in that it has provision for limiting its diameter in compression.... | 08/19/2003 |
| 5653847 | Enhanced tread mold expander Tire recapping or retreading apparatus and method including the use of a tread mold with a plurality of mold segments. A tread mold loading machine is used to position a prepared tire carcass or built tire relative to the mold segments and to install the ... | 08/05/1997 |
| 5494551 | Segmented matrix apparatus for forming a tread pattern in a retread tire Apparatus for forming a tread pattern on a retread tire casing includes a plurality of rigid matrix segments each having a contoured tread pattern thereon. Each matrix segment is removably secured to a respective matrix segment holder. Each matrix segment... | 02/27/1996 |
| 5354406 | Apparatus for retreading a tire Tire recapping or retreading apparatus and method including the use of a tread mold with a plurality of mold segments. A tread mold loading machine is used to position the prepared tire carcass relative to the mold segments and to install the mold segment... | 10/11/1994 |
| 5342462 | Method and apparatus for retreading a tire A tire recapping and retreading method and apparatus that includes a rigid, segmented tread mold. The mold is retained in place over the tire carcass and uncured tread material by a resilient elastic tension band or prestressed metal tension springs. Furt... | 08/30/1994 |
| 5306130 | Apparatus for recapping a tire and an improved curing envelope for use therein An improved curing envelope is provided for use in a retreading or recapping process. The improved curing envelope includes integrally formed gas passageways in the inner circumferential wall thereof which permits the ingress and egress of gas into the in... | 04/26/1994 |
| 4946554 | Mold for recapping a tire A method and apparatus for retreading a tire includes a mold segment (14) having open ends (16) and (18). A tire carcass (10) has a layer of uncured rubber (12) built up on the surface thereof. The mold (14) is disposed therearound with ribs (20) resting ... | 08/07/1990 |
| 4792379 | Apparatus for recapping a tire with a flexible segmented mold A method and apparatus for retreading a tire includes a mold segment (14) having open ends (16) and (18). A tire carcass (10) has a layer of uncured rubber (12) built up on the surface thereof. The mold (14) is disposed therearound with ribs (20) resting ... | 12/20/1988 |
| 4588460 | Method and apparatus for recapping a tire with a flexible segmented mold A method and apparatus for retreading a tire includes a mold segment (14) having open ends (16) and (18). A tire carcass (10) has a layer of uncured rubber (12) built up on the surface thereof. The mold (14) is disposed therearound with ribs (20) resting ... | 05/13/1986 |
| 4571277 | Cold recapping method for tires utilizing uncured rubber and compressible mold An apparatus and method for cold retreading or recapping of the running surface of a vehicle tire. A rubber, rope and cloth mold larger in diameter than the recap tires produced in it is produced utilizing a new tire male mold covered with perforated poly... | 02/18/1986 |
| 4500375 | Cold recapping method for tires utilizing uncured rubber An apparatus and method for cold retreading of the running surface of a vehicle tire. A rubber and cloth mold is produced utilizing a new tire male mold covered with perforated polyethylene film, uncured rubber and highly stretchable cloth enclosed in an ... | 02/19/1985 |
| 4212605 | Molding machine with expandable chamber and locking means The disclosure relates to a novel molding machine which includes the usual matrices and bead aligner wheels but additionally includes an expandable chamber adapted to receive a pressurized medium therewithin and thereby to expand and urge the matrices int... | 07/15/1980 |
| 4190405 | Heating device for a tire retreading mold This disclosure is directed to a heating device particularly adapted for tire treading and/or retreading matrices and includes a body having a continuously unending channel formed in an exterior peripheral surface of the matrix body in which is disposed a... | 02/26/1980 |
| 4147482 | Centering a tire in a mold The production of a very large tire by expanding the uncured unrestrained carcass of the tire to engage its crown region with the radially inward surface of a rigid circumferentially continuous centering ring. The ring and the uncured carcass together are... | 04/03/1979 |
| 4063857 | Control unit for moving the slide molds during the production of buildings This disclosure relates to an apparatus for erecting structures from flowable and settable material and includes a lifting unit having an open ended shell supported by a carrier pivotally attached to a medial portion of an arm disposed generally radially ... | 12/20/1977 |
| 4053265 | Mold for retreading pneumatic tires A resilient mold and a method for retreading tires using such mold which has an inner face of a normal, unstretched diameter which is smaller than the outer diameter of a tire tread. The mold is in the shape of a ring and has, on its inner side or face, a... | 10/11/1977 |
| 4035119 | Tire mold A tire mold having two "half" molds each including a side wall and a tread molding portion and a center ring having a tread molding portion for molding one third or less of the total width of the tire tread. The center ring is divided into eight sections ... | 07/12/1977 |
| 4025250 | Segmented matrix with guide means and retaining pins This disclosure relates to a retread mold assembly which includes a base and a plurality of matrix segments which are movable relative to the base and in the closed position thereof define a generally annular cavity, spring-biased guide means normally urg... | 05/24/1977 |
| 3999907 | Adjustable tire retread curing matrix An adjustable tire curing mold or matrix suitable for retreading tires of varying diameter. A plurality of rigid mold segments with adjacent segments joined to form a continuous annular mold of variable diameter, and means for compressing the mold segment... | 12/28/1976 |
| 3983193 | Method of retreading pneumatic tires A method for retreading tires using a resilient mold or matrix ring which is normally smaller than a tire body. On its inner side, this ring has an embossing pattern which applies a tread design to a vulcanizable rubber band previously attached to a tire ... | 09/28/1976 |
| 3963393 | Endless tread mold apparatus A tire tread moldin apparatus is disclosed. The apparatus, which produces an endless and seamless toroidal tire tread for use in retreading of tire carcasses, utilizes a central mandrel and a sectional retractable outer portion, defining the inner and out... | 06/15/1976 |
