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| Number | Title | Issue Date |
| 7338627 | Injection molding method and injection molding apparatus The present invention provides an injection molding method which intends to lower a mold clamping force in view of both of a projected area of a molded article and an injection pressure, and contributes to an energy saving and a reduction in a cost of equipment and ... | 03/04/2008 |
| 7270526 | Main mouth of brick molding machine A main mouth of a brick molding machine is disclosed. In a main mouth installed between a pressing unit of a brick molding machine and a mold in an assembled structure, the main mouth of a brick molding machine comprises a bolt insertion hole that passes through two... | 09/18/2007 |
| 7223090 | Metering pump, method for its production and device for carrying out the method An all plastic metering pump having a bellows-type spring with a tubular valve which is integrally formed on it in a single piece in a discharge region toward a metering head, the tubular valve being designed as a discharge valve of the metering pump. In the method,... | 05/29/2007 |
| 7156632 | Injection mold for display panel of washing machine Disclosed is an injection mod for a display panel of a washing machine, by which the display panel can be simply formed in one body. The present invention includes a first mold having a first film attached to an inside and a second mold assembled to the first mold t... | 01/02/2007 |
| 7081221 | Injection-molded footwear having a textile-layered outer sole An article of textile-soled footwear and method of making employ a simple fabrication process and apparatus that allows fabrication of the footwear outer shell via a single injection-molding step. The article of footwear has a textile layer at the ground-contacting ... | 07/25/2006 |
| 7028973 | Structure for foaming die for forming headrest A structure of foaming die for forming a generally inverted-L-shaped headrest, which is designed to receive and enclose an incomplete headrest unit comprising a hollow trim cover assembly of a generally “inverted L” shape having a horizontal upper portion and a ... | 04/18/2006 |
| 6805825 | Manufacture of footwear The present invention relates to a method and apparatus for making an item of footwear (2) and to a last (5) to be used in that method and apparatus. The last (5) includes a body (8) which mimicks the general shape of a foot around which ... | 10/19/2004 |
| 6682680 | Method of applying an edge sealing strip to a wood product piece A method of applying a protective strip to an edge of a wood product piece. The process uses a set of aligned rollers and a belt apparatus that includes a pair of rollers having a shoe positioned between them and a belt fitted about the rollers and the sh... | 01/27/2004 |
| 6168741 | Moulded footwear A mould (14) for manufacturing an article of footwear comprises two mould halves (16); a hollow last (20) which includes a cylindrical downwardly open opening (30) at its foot end (26); and a first sole plate (34) which includes a projection (32) having a... | 01/02/2001 |
| 5955017 | Method for producing shoe soles by injection-molding Method for producing soles for shoes, which initially includes the production, by molding, of a sole that has a perimetric ridge that protrudes downwards. The sole is then placed on a plunger of a mold that has a head which is shaped complementarily with ... | 09/21/1999 |
| 5942172 | Method for making a shoe pad A method for making a shoe pad is composed of a first step in which a foot-shaped body is formed of a foamable material. A shoe tree of a heat-resistant material is used as an inner mold over which the foot-shaped body is fitted. The inner mold and the fo... | 08/24/1999 |
| 5891484 | Device for manufacturing sandals The invention includes a device for the manufacture of sandals. The device is formed by a last, covered by the sandal shaft which represents the upper limitation of the cavity of a mold of an injection molding tool. The molding tool is designed for moldin... | 04/06/1999 |
| 5736167 | Mold device for making safety shoe A mold device for making a safety shoe includes a last and a post secured on a board. The last includes a number of spacers and a number of cone-shaped supports formed on top for engaging with a protector and for spacing the protector from the last. Two m... | 04/07/1998 |
| 5667815 | Hollow mold for the manufacture of a sandal In a sandal, lateral parts are produced without a separate cementing process in a hollow mold in a single operation as a show sole is made by foaming. To this end the hollow mold has lateral pockets in which the strap parts are fixed by a holding frame re... | 09/16/1997 |
| 5480297 | Apparatus for precision manufacture An apparatus for the manufacture of goods wherein a component of such goods comprises a softgoods fabricated from a natural or synthetic fabric-like component, such as leather, nylon or urethane, and a component thereof that is injection molded relative t... | 01/02/1996 |
| 5193240 | Mould and method for producing shoe soles of injected plastics material, comprising an empty chamber visible through a transparent material Process for producing shoe soles of injected plastics material, which soles have an empty chamber visible through a transparent material, which process comprises the following steps: a) injection, into a hollow region comprised between a mobile die and a ... | 03/16/1993 |
| 5083910 | Insole assembly base component molding pad A custom-fitted insole assembly for use in a shoe directly under a wearer's foot includes a heel-cupping and arch-supporting base component custom contoured to fit the heel and arch of the wearer's foot, a heel stabilizing component attached to an undersi... | 01/28/1992 |
| 4996012 | Process and system for molding soles on to shoe uppers To automate the roughening of the peripheral surface of a shoe upper in the region to be soled, the application of adhesive along such surface and a final deburring operation, prior to injection molding the last supported shoe upper in the region of later... | 02/26/1991 |
| 4987628 | Shoe sole molding system This invention relates to a shoe sole molding system comprising a press for molding a shoe sole and a mold control assembly for controlling mold members from the press. The mold control assembly comprises a body assembly movable up-and-down by means of hy... | 01/29/1991 |
| 4960374 | Apparatus for molding outer and inner soles and a sole welt onto shoe uppers Outer and inner soles and a sole welt are molded onto shoe uppers. A molded outer sole is formed by injection molding plasticized thermoplastic material into a first mold cavity defined by a first mold part at an end of a pivotable mold carrier and a conf... | 10/02/1990 |
| 4886238 | Apparatus for molding footwear Apparatus and method for injecting molten plastics material into a midsole cavity by the provision of channels entirely within at least one-half of a split side mold defining sides of the cavity. This arrangement eliminates the problems associated with in... | 12/12/1989 |
| 4854841 | Apparatus for manufacture of an article of footwear having an outer sole, an inner sole and a lateral sole An apparatus is provided for molding an article of footwear having an outer sole, a lateral sole and an inner sole, the outer and lateral soles being of an elastomer, and the inner sole being of a thermoplastic or a mixture of isocyanate and a polyol reac... | 08/08/1989 |
| 4817305 | Last for shoe shafts which has a generally T-shaped groove and a spring-biased generally T-shaped profile band therein The last for a shoe shaft includes a groove which, in cross section, has a generally T-shaped configuration, a profile band mounted in the groove and which, in cross section, also has a generally T-shaped configuration, and a plurality of springs for bias... | 04/04/1989 |
| 4810178 | Apparatus for molding outer and inner soles onto shoe uppers An apparatus for molding an outer sole of elastomer and an inner sole of a mixture of isocyanate and a polyol reacting into polyurethane to shoe uppers includes a vertically movable upper cross block supporting a pivotably mounted mold carrier with a heat... | 03/07/1989 |
| 4801256 | Molding outer and inner soles onto shoe uppers An apparatus and process for molding an outer sole of elastomer and an inner sole of a mixture of isocyanate and a polyol reacting into polyurethane to shoe uppers includes a vertically movable upper cross block supporting a pivotably mounted mold carrier... | 01/31/1989 |
| 4778145 | Device for correctly positioning a steel cap on a shoe last during molding of the shoe A steel cap is mounted on a shoe molding last during molding, particularly during the initial molding of a plastic shoe. The steel cap furthermore is supported on the shoe molding last by a plurality of projecting members distributed over the surface of t... | 10/18/1988 |
| 4778368 | Device for the production of boots having portions of different colors A device including an injection mold for the production of a boot from thermoplastic material, the boot having a boot shank of a color different from that of the shank flange and the outer sole, both of which have the same color, by molding the shank and ... | 10/18/1988 |
| 4722677 | Device for the moulding and direct attachment of soles to shoe shafts A device for moulding soles composed of a rubber tread and a polyurethane intermediate layer and for directly attaching the soles to shoe shafts includes a bottom work station in which the rubber tread is moulded, a top moulding station in which the polyu... | 02/02/1988 |
| 4671755 | System for moulding soles onto shoe legs Apparatus for controlling shoe production. A rotatable table has locations including last holders for receiving and holding a plurality of lasts. Each last holder extends upwardly away from its location. An endless conveyor, situated near the table, inclu... | 06/09/1987 |
| 4608724 | Machine for the direct soling of shoe uppers A machine for the direct soling of shoe uppers having at least one molding station is provided for conveniently and effectively removing the molding sprue from the die mold which typically remains after each injection molding process. Such is effected by ... | 09/02/1986 |
| 4529369 | Mold apparatus for shoes and the like Apparatus for molding the sole of a shoe and the like to an upper comprises a pair of mold elements adapted to come together laterally and having peripheral edge portions for engaging the upper. Corresponding ends of the peripheral edge portions are confi... | 07/16/1985 |
| 4521176 | Shoe upper cavity shell A V-shaped shell comprising a replaceable tip for a mold apparatus utilizable for squeezing a shoe upper against a female mold. The V-shaped shell comprises generally planar members meeting at a curvilinear apex, each planar member having a raised periphe... | 06/04/1985 |
| 4465448 | Apparatus for making shoes A method and apparatus for making shoes of the type comprising an injection molded sole which is bonded to a marginal edge portion of a string lasting preferably made of a thermoplastic material. The lasting is held on a last. A radiant heater is automati... | 08/14/1984 |
| 4453904 | Injection mold device for forming an article such as footwear An injection mold device for forming an article such as footwear from a plastic material includes a two-part male die such as a boot last, a fabric liner covering the male die, and a split female die surrounding the male die in spaced relation and forming... | 06/12/1984 |
| 4302416 | Method and apparatus for molding polyurethane soles for footwear Two component polyurethane soles for footwear are molded continuously in an apparatus including a turntable with a plurality of mold stations therearound. While a first sole portion is being molded at one mold station, a second sole portion interconnectin... | 11/24/1981 |
| 4302169 | Method and mold for making plastic shoes A mold for making plastic shoes that includes a pivotally mounted last within the mold cavity. Means are provided to facilitate removal of the molded shoe by physically displacing one part of the insert from the cavity and then rotating the last out of th... | 11/24/1981 |
| 4286936 | Injection casting apparatus for shoe soles An injection casting apparatus for the manufacture of multiple layer shoe soles in a multiple element mold (11). The bottom of each mold is closed by one of two bottom stamps (14, 15) disposed on the ends of support arms (23, 24) which are mounted about a... | 09/01/1981 |
| 4266750 | Device for manufacturing boots and the like of elastomeric material A mold for molding a boot or similar footwear from an elastomeric composition and simultaneously lining the footwear with a fabric, has first and second shells each having a cavity which complements the cavity of the other to form a large cavity which cor... | 05/12/1981 |
| 4217081 | Shoe sole molds A mold for forming an article having a complex shape such as a unitary sole and heel tread member for a shoe and method of making same wherein the article to be cast is formed from a material which is injected into the mold in a hot fluid form. The mold f... | 08/12/1980 |
| 4165958 | Apparatus for injection molding of shoe soles Right angle arms supporting mold bottom stamps pivot about an axis at the intersection of the arms to present in sequence the bottom stamps into underlying position with respect to an upper mold and a side mold to form in sequence first and second mold ca... | 08/28/1979 |
