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WO/2001/021520A1 |
A strip component (12) is carried by a liner (52) into a storage spool (24) having spiral grooved flanges (36, 38) for edges of the liner (52) which are guided into the grooves by guide rods (66, 74) which do not interfere with the trans...
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WO/2000/078439A1 |
A method and apparatus for making colored polyurethane foam products, such as carpet underlay and the like, and an improved colored product itself. The invention includes at least one valve assembly (41) within a color-dosing manifold (2...
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WO/2000/069760A1 |
The invention relates to a method and device for handling bottles, especially empty PET plastic bottles (3). The handling device (1) comprises at least one collecting device (4) for receiving bottles (3) fed thereto and for loading the b...
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WO/2000/069611A2 |
The invention relates to a device for producing moulded parts consisting of synthetic material. The moulded parts consist of thermoplastic granules which are produced according to the slush method. The inventive device comprises a mouldi...
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WO/2000/067993A1 |
A device for producing disposable lenses by means of the steps of providing a concave mould and a convex mould for each lens, filling the concave mould with liquid starting material for the lens, and positioning the convex mould so as to...
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WO/2000/067978A1 |
Charging apparatus (10, 110) for charging plasticized moulding material into a mould (12, 112) includes a measuring cavity or chamber (50, 150) and a measuring plunger reciprocal within the chamber (50, 150) for adjusting the volume of t...
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WO/2000/059700A1 |
A metal mold change device, comprising a transfer means to transfer metal molds located on the outside of a vulcanizer into the vulcanizer and retrieve the metal molds located inside the vulcanizer to the outside, the transfer means comp...
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WO/2000/058082A1 |
A method of handling molded plastic glazing panels (12) during processing is disclosed, using one or more stabilizing handling tabs (10) projecting outwardly from the perimeter of each panel (12), and which is molded at the same time as ...
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WO/2000/058153A1 |
A gravity feed resin delivery system for VARTM fabrication of a fiber-reinforced resin structure formed upon a mold surface (12). The system is provided with a resin source (22) for dispensing catalyzed liquid resin. A resin manifold is ...
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WO/2000/054963A1 |
The invention relates to a method for producing a two-chamber tube with a dividing wall (9) that extends into the tube head. This method comprises the following steps: a) inserting a dividing wall (9) into the gap (8) of an auxiliary man...
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WO/2000/048807A1 |
A method of plugging honeycomb cells (12) involves providing a honeycomb having an inlet end and an outlet end and a multiplicity of cells (12) extending from inlet end to outlet end, and introducing the sealant material (16) into pre-se...
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WO/2000/047385A1 |
The installation contains means (1) for continuous production of a paste made of a thermoplastic material, means (8) for accumulating and temporarily storing the paste thus produced and means (15) for taking the paste out of the accumula...
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WO/2000/047387A1 |
The invention relates to so-called heat-insulated double pipes (5, 6) which have a heat-insulating layer (15) consisting of rigid expanded polyurethane. Pipes of this type can be produced with an improved insulation effect and without he...
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WO/2000/043185A2 |
The invention relates to a method of producing centrifugally cast, glass fiber reinforced plastic tubes. According to said method, a liquid curable resin which contains a filler is introduced into a rotating die together with glass fiber...
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WO/2000/038897A1 |
A method of rotation moulding comprises forming a reactant thermoplastic melt in a mould (1, 20). The reactant thermoplastic melt comprises a mixture of thermoplastic pre-polymer, such as lactam (12) and a polymerisation activator. The p...
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WO/2000/037228A1 |
The invention relates to a method and device for producing shaped parts made of elastomers, whereby molds are guided along a transport path past several processing stations. According to the inventive method for producing shaped parts, a...
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WO/2000/033975A2 |
A process for making a protective and decorative surfacing film comprises extrusion coating a solventless polymeric material from an extruder die to form an optically clear first layer on a polyester carrier sheet travelling past the ext...
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WO/2000/030824A2 |
The invention relates to a method of producing injection-molded parts in an injection-molding machine comprising an injection-mold with two mold halves (3, 7). The melt is applied onto the mold surface (10) of one mold half (3) by means ...
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WO/2000/030825A1 |
A mold for manufacturing plastic items, composed of a female mold half (2) and of a male mold half (1) which are mutually aligned along a vertical axis, the male mold half (1) being composed of a sleeve (3) and a plug (4) which is guided...
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WO/2000/030823A2 |
The invention relates to a modified method for producing fibre-reinforced plastic materials or plastic components by impregnating a preformed dry fibrous material with resin in a mould (2), evacuation of the mould and injection of the re...
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WO/2000/023340A1 |
The invention concerns a plastic tube head (2), designed to be assembled with a skirt (3) to form a tube (1), comprising a neck (20), and a shoulder (21), characterised in that: a) said head (2) includes a multilayer material comprising ...
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WO/2000/012296A1 |
A method for processing a cured contact lens (11) wherein the contact lens is hydrated while retained in the mold cavity in which it was cast. The lens is released from the mold with cured excess lens material (61) remaining with the mold.
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WO/2000/005060A1 |
A method and apparatus for making a lens includes a front mold (90) which has a reflective, UV absorptive surface, a back mold (50) which is UV light transmissive and a gasket (60) which holds the molds and defines a lens forming cavity ...
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WO/1999/062693A1 |
Apparatus for continuously transferring orderly sequences of preforms, comprising a closed-loop conveyor belt that constitutes guiding means for a closed-loop moving conveyor chain, which is adapted to be driven into a continuous motion ...
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WO/1999/062695A1 |
A hybrid liner (40) and system for using a hybrid liner includes a first portion (42) being made of one material and a second portion (44) being made of a separate material. The two materials have a different propensity for sticking to t...
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WO/1999/059802A1 |
A method of manufacturing a stiffened composite structure comprising the steps of: molding the structure around a mandrel tool (1); using digital camera data to record the positions of desired pad locations on the structure; bonding pads...
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WO/1999/046100A1 |
A transfer/injection molding apparatus (500) and process is defined that includes a charge forming unit (502), a molding unit (504), and a charge overflow unit (520). The charge (538) is formed so that the fibers therein are randomly ori...
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WO/1999/046101A1 |
An automated transfer/injection molding apparatus (500) and process are defined that include a charge forming unit (502), a molding unit (504) and a charge overflow unit (520). The charge (538) is formed so that the fibers therein are ra...
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WO/1999/046102A1 |
A transfer/injection molding apparatus (500) and process is defined that includes a charge forming unit (502). The charge (538) is formed so that the fibers therein are randomly oriented in substantially parallel horizontal planes such t...
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WO/1999/044799A1 |
The invention relates to a device for receiving and conveying molded parts (7) in order to especially permit the removal of plastic molded parts (7) produced in injection molding machines from the cavities, and to permit the transport of...
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WO/1999/037454A1 |
A filament spool (42) used in a rapid prototyping system carries a circuit (188) which maintains data regarding the type and amount of filament on the spool (42). When the spool (42) is mounted onto a spindle (43) in the rapid prototypin...
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WO1996023648A9 |
For the fast and rational manufacture of moulded articles, specifically contact lenses, that are partly coloured or have regions of different colours, by the casting process, measured amounts of two or more crosslinkable materials (6, 7)...
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WO/1999/029493A2 |
A method for molding thin parts made of single-component polyurethane plastics consisting in depositing on the lower part (118) of the mold (116), while the mold (116) is at least partially open, the fluid plastic material in the various...
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WO/1999/025542A1 |
This invention relates to a tire curing system (10) having a plurality of molds disposed in side by side relation, transporting means (91) for transporting green tires (20) to the tire curing system, loading means (71) for loading a gree...
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WO/1999/022922A2 |
A method of making a compression gasket (10) having a predetermined gasket body pattern includes the steps of forming a gasket preform (20) of a flowable elastomeric compound, and compressing the preform between two planar plates (14, 16...
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WO/1999/017913A1 |
A method and apparatus is provided for applying a plaster-like coating material to the decorative exposed surface of a preform workpiece (12). The apparatus comprises: means (26, 28) for mechanically advancing a workpiece (12) along the ...
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WO/1999/016610A1 |
A method of making a long, thin, flexible lens (260). The method comprises the steps of providing a mold (270) having a top surface (272) shaped corresponding to a desired lens shape. A curable optical material (278) is dispensed onto th...
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WO/1999/015327A1 |
A method of automatic manufacture of an astigmatic contact lens having a toric portion and a ballast portion such that the ballast portion causes the toric portion of the contact lens to properly orient in the eye of the wearer. The tori...
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WO/1999/010156A1 |
The apparatus and method of this invention provide a system for forming three dimensional bodies or patterns on porous materials (340) wherein a portion of the body is firmly bonded into the material. This in effect, makes the three dime...
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WO/1999/008852A1 |
A film (50) is placed over a mold cavity (12a) and molten plastic (60, 98) deposited thereon to form a combination of a film with molten plastic thereon. The film-molten plastic combination is then formed in said mold cavity (12a) into a...
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WO/1999/000233A1 |
The invention relates to a machine, especially an injection moulding machine, for producing plastic items (5), comprising a moulding tool (1) and at least one receiving shaft (14), said receiving shaft being located beneath said moulding...
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WO/1998/057788A1 |
A method for transferring a lens-shaped article (23) from a first support (25) to a centered position on a second support (31) employs a transfer tool (1) having a slideable plunger (11) and plunger sleeve (21) that cooperates with the f...
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WO/1998/054708A1 |
Substrates to be paired are alternately aligned, one substrate of a pair of substrates adjacent to each other is turned over thereby to be faced to the other substrate, substrates caught in a state faced to each other are sent to a bond ...
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WO/1998/041375A1 |
A process for producing polyester articles, which generates little or no polyester waste. The process provides esterification or transesterification of one or more dicarboxylic acids or their dialkyl esters, polycondensation to produce a...
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WO/1998/036898A1 |
A gasket (20) defining an axially extending bore (30) therethrough, a front mold (40) having an edge circumscribing the front mold, wherein the edge is of a size to be complementarily received within at least a portion of the bore of the...
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WO/1998/036868A1 |
This invention pertains to a method and apparatus for assembling a lens-forming structure, and forming a lens. The invention includes a collet (150) that supports a gasket (20), a robotic arm (160) that inserts a front mold (40) into a b...
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WO/1998/035810A1 |
The invention concerns a system for injecting a composite substance inside a forming mould (10), said system comprising a supplying device (3) and at least a measuring device (5), characterised in that it comprises at least one line (20)...
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WO/1998/035806A1 |
A powder feed system for delivering a quantity of particulate material to a die cavity (5) of a powder press is provided. The powder feed delivery system includes a receptacle (13) for receiving and delivering particulate material to the...
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WO/1998/032580A1 |
An apparatus for packing an expandable material in a closed sectional portion of a body, suitable for mass-producing vehicles, such as automobiles efficiently. This apparatus is provided with a manipulator (38) movable to a desired posit...
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WO/1998/031955A1 |
The invention relates to a casting facility for producing formed bodies from a flowable, curable casting resin containing mineral filler particles, comprising a storage reservoir (14) for the casting resin, a casting mould (10), a fillin...
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