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| Number | Title | Issue Date |
| 7351048 | Powder press Powder press for the production of pressed articles of powder-shaped pressing material, having the following characteristics: a female mould plate with a least two female moulds or one female mould with at least two female die bores, at least two upper plungers, whi... | 04/01/2008 |
| 7291306 | Apparatus and method for utilizing a flexible plunger One embodiment of the present invention includes an assembly for stripping a medium from a mold cavity. The assembly may include at least one stripper shoe, a head structure, and a flexible plunger connecting the head structure and the at least one stripper shoe. Th... | 11/06/2007 |
| 7267536 | Apparatus for forming large-dimension ceramic tiles Method for forming large-dimension ceramic tiles comprising the following operative stages: feeding a determined quantity of powders into the mould cavity of a first pressing station; pressing said quantity of powders to obtain a slab of congruent material the thick... | 09/11/2007 |
| 7195734 | Device and method in connection with the production of structures Device in connection with the lithography of structures of nanometer size, which device comprises a first main part (1) with a first principally plane surface (2a) and a second main part (3) with a second principally plane surface (9 | 03/27/2007 |
| 7160092 | Structure for presses, inparticular for forming ceramic products A structure for presses includes: a resistant structure having at least one resistance element having a flat annular element internally of which and in diametrically opposite positions two facing surfaces are arranged, between which facing surfaces at least one tool... | 01/09/2007 |
| 7140863 | Method for producing a container from a thermoplastic film, and molding tool for executing the method A method and a molding tool for producing containers from a thermoplastic plastic film. The method and tool permit the production of containers having a hollow floor and a double-walled standing base, with a seal between the two walls of the standing base. The metho... | 11/28/2006 |
| 7081219 | Method and machine for manufacturing molded structures using zoned pressure molding A method for manufacturing a molded structure in a press that includes a first mold and a second mold is provided. The second mold has a plurality of pressure actuators, with each pressure actuator capable of independent operation. The method includes the steps of p... | 07/25/2006 |
| 6599114 | Device for forming ceramic tiles, including those of large dimensions A method and system for forming ceramic tiles, including those with large dimensions, which includes the following stages: loading a powder to be pressed into a mould cavity; exerting an initial pressure on the entire surface of the powder present in the ... | 07/29/2003 |
| 6443724 | Forming tool A forming tool has a die with a seat for receiving material to be formed, an upper punch axially movable into and out of the seat from one side of the die, a lower punch axially movable into and out of the seat from the opposite side of the die, a movable... | 09/03/2002 |
| 6309206 | Plant for forming ceramic tiles, including those of large dimensions, by means of a partially isostatic molds A plant for forming ceramic tiles by means of a partially isostatic mold, comprising the following stages: loading the ceramic powder to be pressed into the mold cavity; exerting a uniform pressure on the entire surface of the ceramic powder present in th... | 10/30/2001 |
| 6305925 | Apparatus for pressing ceramic powders In a method for pressing ceramic powders comprising a powder compaction stage within a mould, after exerting the powder compacting pressure the powder is subjected to close-together pressure pulses while maintaining the compacting pressure applied.... | 10/23/2001 |
| 6093012 | Form for manufacturing concrete form components by machine A description is given of a mold for manufacturing concrete moldings, e.g. paving setts, large-volume blocks and large-format, thin panels, having a bottom mold part which comprises the mold chamber(s) and having a top mold part with a load plate and the ... | 07/25/2000 |
| 6033501 | Process for preparing cushioning structure using fiber assembly and apparatus therefor A process for preparing a cushion structure by loosening fiber aggregate comprising crimped staple fibers and binder fibers, having a melting points below that of the matrix fibers and dispersed therein, filling the loosened aggregate into gas-permeable m... | 03/07/2000 |
| 6027675 | method for forming ceramic titles, including those of large dimensions, and a device for implementing the method A method for forming ceramic tiles, including those of large dimensions, comprising the following stages: loading the powder to be pressed into the mould cavity; exerting an initial pressure on the entire surface of the powder present in the mould cavity;... | 02/22/2000 |
| 5876769 | Heated soap mold device for recycling soap bar remnants A method and apparatus for forming a soap bar from remnants of used soap bars. A molding base defining an internal molding cavity is provided with a pivotal closure also defining an internal die cavity. A forming die is movably supported by the closure an... | 03/02/1999 |
| 5711845 | Device for gluing an ornamental body A device is disclosed for gluing an ornamental body (S) onto a shaped body (W). The device aims to minimize the elongation of the ornamental body and the residual stress in it when it is fitted in a concave part (B) of the shaped body (W) to provide a pro... | 01/27/1998 |
| 5698240 | Compression molding apparatus A compression molding apparatus adaptable for instantaneously applying a large pressurizing force in the final stage of compression molding having a simple design and at low cost. A gear is provided to a screw shaft for rotating through a pair of pinions ... | 12/16/1997 |
| 5399081 | Film molding apparatus A film molding apparatus wherein a film is immersed in a vessel of a film supply unit, the film containing at least 50 weight % swelling agent relative to a polymer constituting the film, and the vessel being filled with soaking liquid which acts so as no... | 03/21/1995 |
| 5391069 | Apparatus for compacting metal shavings A metal shavings and chips compactor for extruding oil from metal chips and shavings and compacting the metal into easily transportable pellets. A compactor cylinder contains a piston and has an opening through which an auger feeds metal chips and shaving... | 02/21/1995 |
| 5334005 | Compacting apparatus An apparatus is provided for compressing a material in a mold. The apparatus includes a frame having a first portion and a second portion. The apparatus also includes a roller coupled to the first portion of the frame for compressing the material in the m... | 08/02/1994 |
| 5203940 | Method and apparatus for thermoforming plastic sheets A technique is provided for forming an article having a sharp, detailed edge by thermoforming thermoplastic resin prepregs containing randomly arranged reinforcing fibers and ordered, substantially continuous reinforcing fibers. The thermoforming mold use... | 04/20/1993 |
| 5188848 | Device for making earthen blocks An apparatus for making earthen blocks and having a hopper, structure for loading the hopper with a compactible material, structure for verifying that the hopper is filled to a predetermined level, structure for moving the hopper to a mold cavity and empt... | 02/23/1993 |
| 5158723 | Method and apparatus for hydraulic pressing A hydraulic device is described which operates with an open hydraulic circuit. The device includes a positive-displacement pump for driving hydraulic fluid. An actuation motor having a flywheel is attached to the positive-displacement pump. A tank for hyd... | 10/27/1992 |
| 5131834 | Silicone gel isostatic pressurizing bag and method of use and manufacture An isostatic pressurizing bag for consolidating a composite part has an outer flexible elastomer having a fixed resilient outside surface. The outer elastomer surrounds a closed chamber. A thermally expandable inner elastomer is located in the closed cham... | 07/21/1992 |
| 5114654 | Method for forming a product having waved surface by bending a composite material sheet For forming a resin-impregnated, fiber reinforced composite material sheet having laminated meshes of fibers into a U-shaped cross section, the sheet is placed onto a stationary forming die and an auxiliary forming die with the fibers of the sheet forming... | 05/19/1992 |
| 5096636 | High-speed hydraulic press A high-speed hydraulic press of frame design, with press platen, crosshead and a press ram movable between these, for the forming, coating and pressing of large-surface pieces of material of small wall thickness made from plastic or plastic composite mate... | 03/17/1992 |
| 5087193 | Apparatus for forming a composite article An apparatus and method are described for the formation of a three dimensional composite article by use of a flexible male mold placeable within a cavity formed within a rigid female mold. Fibers are initially bound to the surface of the flexible male mol... | 02/11/1992 |
| 5076880 | Apparatus for manufacturing trim panels including several trim components In a method of manufacturing trim panels which are made of several trim components or trim materials, such as door trim panels of automobiles, the trim panel is essentially finished in a single work operation in one work station. A vinyl cover film (12) i... | 12/31/1991 |
| 5061429 | Method of forming a gasket on window shaping mold for preparing such window glass A method of preparing window glass provided with a gasket at a peripheral portion of a glass sheet for a window includes placing a glass sheet in a shaping mold which has two mold parts to provide an inner cavity in which resilient sealing members are att... | 10/29/1991 |
| 5039294 | Apparatus for compacting powder An adjustable powder compacting device for compacting a powder such as a cosmetic powder includes a control unit which electrically monitors and controls a hydraulic ram operated punch to compress the powder into a cup. The control unit causes the punch t... | 08/13/1991 |
| 4993936 | Apparatus for compressing, deforming and dehydrating expansile, hydrogel intraocular lens A device for reducing a dimension of an expansile hydrogel intraocular lens having an optic portion including two plate members for supporting the lens in a compressing chamber and actuateable towards one another to apply a compressive force to the optic ... | 02/19/1991 |
| 4981426 | Clamping mechanism in an injection molding machine A clamping mechanism which includes a cylinder and a piston. The diameter of the piston is less than the internal diameter of a rear chamber of the cylinder such that fluid flows around the piston when the piston moves from an open position to an intermed... | 01/01/1991 |
| 4968239 | Direct-pressure type mold clamping mechanism A motor-operated, direct-pressure type mold clamping apparatus is capable of high-speed mold closing and opening operations and of producing a required mold clamping force, without the use of a large-sized motor. In the mold opening and closing operations... | 11/06/1990 |
| 4959003 | Device for die-casting of concrete goods such as block stones in a cellular mould A system for die casting of concrete goods such as block stones comprises a cellular casting mould having a plurality of cells and a device for supplying concrete for filling the cells. A dolly including a common base member with protruding pistion portio... | 09/25/1990 |
| 4950149 | Molding apparatus for fiber-filled resin An apparatus for continuously or intermittently molding fiber-reinforced plastic structural components includes a continuous passage or pathway having a series of stations thereon for charging a multiple part mold with a charge of chopped fiber reinforced... | 08/21/1990 |
| 4929165 | Direct-pressure mold clamping mechanism A motor-operated, direct-pressure type mold clamping mechanism capable of high-speed mold closing and opening operations and of producing a required mold clamping force, without the use of a large-sized motor. In the mold opening and closing operations, a... | 05/29/1990 |
| 4867929 | Process for forming a flange on a hollow body of thermoplastic material A process and an apparatus for forming a flange on the wall portion of a hollow body of thermoplastic material with an opening at one end provides that the end part of the wall portion which defines the opening is heated and contracted by means of a force... | 09/19/1989 |
| 4861259 | Mold clamping device A mold clamping device is disclosed. The device includes a clamping ram, whose front end is connected to a moveable board of an injection molding machine, slidably fitted in a clamping cylinder, and a support cylinder provided in parallel to the clamping ... | 08/29/1989 |
| 4801415 | Method for forming shaped pieces of insulation Shaped pieces of insulation having non-uniform thickness but substantially uniform density are formed by simultaneously compacting and consolidating at least first and second portions of a particulate insulation material in an independent manner so as to ... | 01/31/1989 |
| 4781567 | Compaction evaluation apparatus A compaction evaluation apparatus for determining powder plug and compaction force parameters to produce a desired plug for encapsulation. A tamping pin is operated by a piston, and the force applied by the pin as well as its dwell on the powder plug can ... | 11/01/1988 |
