| KraussMaffei Technologies GmbH Patent applications |
| Patent application number | Title | Published |
|---|
| 20120128866 | METHOD FOR PRODUCING PLASTIC MOLDED PARTS HAVING AN INTEGRATED CONDUCTIVE TRACK - The invention relates to a method for producing a plastic molded part ( | 05-24-2012 |
| 20120125516 | DOUBLE BELT SYSTEM AND METHOD FOR OPERATION THEREOF - A double belt system for producing a prefabricated construction element includes a conveyor system for discontinuously or continuously conveying a first panel, a conveyor system for conveying a first lateral border profile operating as a framework, an application device for applying a foaming plastic material on the first panel and between the first lateral border profile operating as framework and a lateral edge border disposed opposite the first lateral border profile. The double belt system has a top belt and a bottom belt, and at least one protrusion disposed in the belt of the double belt system and facing the first panel and extending circumferentially in the rotation direction of the belt. A recess which is set back in relation to a flat surface is formed in the foamed plastic material with the at least one protrusion. | 05-24-2012 |
| 20120107448 | CLAMPING UNIT FOR AN INJECTION MOLDING MACHINE - The present invention relates to a clamping unit for an injection molding machine, comprising a displaceable clamping plate ( | 05-03-2012 |
| 20120086141 | APPARATUS AND METHOD FOR MANUFACTURING MULTI COMPONENT PLASTIC MOLDED PARTS - In a method of making multi-component plastic molded parts, using an apparatus which includes two outer platens with first half-molds, and a middle platen with second half-molds interacting with the first half-molds such as to define cavities in two parting planes for injection of a plastic melt and/or a PUR mixture, one of the first and second half-molds can move in increments relative to the other one of the first and second half-molds, thereby forming different cavities in the parting planes from cycle to cycle. In a first cycle preforms are produced in respective cavities and then held in one of the first and second half-molds as the other one of the first and second half-molds moves in increments. Further components can then be injected into cavities formed in the parting planes from cycle to cycle, while another process step can be executed from cycle to cycle in free half-molds. | 04-12-2012 |
| 20110305788 | APPARATUS FOR PRODUCING PLASTIC PARTS INTERSPERSED WITH REINFORCING FIBRES - The present invention relates to an apparatus for producing plastic parts interspersed with reinforcing fibres, with a mixing chamber ( | 12-15-2011 |
| 20110175254 | METHOD AND APPARATUS FOR PRODUCING PLASTIC PRODUCTS WITH INTEGRATED REINFORCING STRUCTURE - The present invention relates to a method and to an apparatus for producing plastic products with an integrated reinforcing structure. To do so, a flexible fabric is first placed onto a surface of a cavity of a mold and is successively coated with plastic on the various sides. | 07-21-2011 |
| 20110158034 | SINGLE SCREW EXTRUDER - The invention relates to a single-screw extruder comprising a cylinder ( | 06-30-2011 |
| 20100330226 | Mould with an integrated injector - The present invention relates to a mould, in which a completely closed cavity can be formed in one operating state, comprising an injector ( | 12-30-2010 |
| 20100276842 | METHOD FOR PRODUCING INJECTION-MOLDED PARTS - In a method of producing an injection-molded part, a material is processed and/or plasticized by means of a multi-screw extruder having a plurality of processing zones. An additive having barrier characteristics is admixed by a feed unit in at least one of the processing zones. The material is processed and dried in the extruder, and can then be transferred to a transfer reservoir for further processing. | 11-04-2010 |
| 20100112111 | DEVICE FOR THE PRODUCTION OF MULTI-LAYER TUBES - A device for the production of multi-layer tubes (A), in particular foam core tubes, with an extruder arrangement ( | 05-06-2010 |
| 20100065979 | APPARATUS AND METHOD FOR USER-SPECIFIC MONITORING AND CONTROL OF PRODUCTION - The invention relates to an apparatus, particularly a extruder or injection molding machine, for user-specifically monitoring and preferably regulating the processing of plastic materials. Said apparatus comprises a material feeding mechanism ( | 03-18-2010 |
| 20100038829 | METHOD AND APPARATUS FOR STAMPING AND CUTTING PLASTIC PARTS - Apparatus for stamping and cutting a plastic part includes a housing for accommodating a stamping press. The stamping press has a lower tool part, an upper tool part, and a drive for moving the lower and upper tool parts in relation to one another. A robot having a robot arm is constructed to move into a work zone of the stamping press, when the stamping press is open and thereby enable a laser device disposed on the robot arm to perform suitable cutting operations of the plastic part. | 02-18-2010 |
| 20100005941 | Apparatus for Introducing Weakening Cuts in a Film or Skin - The invention relates to an apparatus for introducing weakening cuts in a film or skin ( | 01-14-2010 |
| 20090319067 | Method for sequence programming of an enjection molding cycle of an injection molding machine - Disclosed is a method for programming the progress of an injection molding cycle of an injection molding machine. The injection molding cycle includes several sequences which are manually started as a whole or in part in a setup mode and in a teaching mode. In the setup mode, parts of the injection molding machine are first actuated and are tested as to the functionality thereof. The tested parts are then actuated once again in the teaching mode according to the desired sequence of movements, said sequence of movements being stored in a controller of the injection molding machine. Specific actions such as building up and reducing forces and generating holding pressure can also be taught. The individually taught sequences can then be freely combined into new processes in a controller having a suitable operator interface and can be repeated multiple times. | 12-24-2009 |
| 20090243148 | METHOD FOR PRODUCING A COATED COMPOSITE COMPONENT - In a method for producing a coated composite component, an injection-molded part is produced in a first cycle by introducing a melt into the cavity of a first mold. A polyurethane layer is then applied to the cavity surface of an open polyurethane mold half. The mold half with the injection molded part produced in the first cycle is associated with the polyurethane mold half, and the so formed second mold is closed. The polyurethane layer is pressed or embossed onto the injection-molded part in the second mold, and the coated injection-molded part is removed once the second mold has been opened. | 10-01-2009 |
| 20090218726 | DEVICE AND METHOD FOR PRODUCING MULTICOMPONENT PLASTIC PARTS - A device for producing a plastic part that has a plurality of components includes a closing unit for receiving at least one mold in which a thermoplastic molded body can be shaped or positioned, and at least one polyurethane unit for introducing a polyurethane material into a larger cavity comprising the thermoplastic molded body. At least one additional polyurethane unit is provided for introducing an additional polyurethane material having different product properties into a same or a different, larger cavity. As an alternative, the at least one polyurethane unit can be adapted for an additional polyurethane material having different product properties for introduction into the same or a different, larger cavity. | 09-03-2009 |
| 20090184436 | METHOD AND APPARATUS FOR MAKING A COMPOSITE, IN PARTICULAR COMPRISING AN INJECTION-MOLDED PART WITH A POLYURETHANE COATING - In a method for producing a composite, a carrier component is placed into an opened cavity of a mold. The mold is then closed to a predetermined position, thereby creating an cavity of a first expanded size. To improve venting, a vacuum is generated in the expanded cavity before filling the expanded cavity with a flooding material. A compression step is then executed either at the same time as flooding material is introduced or following the introduction of the flooding material. | 07-23-2009 |
| 20090134244 | COMPONENT-FEED NOZZLE WITH PRESSURE RELIEF - A component-feed nozzle for a reaction-mixing head of a reaction injection device includes a housing having a component inlet and a component outlet. Received in the housing is a closing and flow restriction member which is movable by a linear drive between at least two positions. In a first position, the closing and flow restriction member closes the component outlet, and in a second position clears the component outlet, thereby establishing a flow communication between the component inlet and the component outlet. The closing and flow restriction member has at least a first area and a second area, which generate forces in opposite directions, when the component pressure is applied, wherein the areas are sized in such a way that the opposing forces substantially offset one another. | 05-28-2009 |
| 20090102086 | METHOD FOR PRODUCING A COATED THERMOPLASTIC MATERIAL - In a method for producing a coated thermoplastic material, thermoplastic material is fed into a twin-screw extruder to produce a homogenous melt as the thermoplastic material is advanced. While the melt is in plastic state an adhesion promoter for a coating material to be applied later or a small amount of a coating material to be applied later as adhesion promoter is added to the melt which is then transferred to an injection mold and allowed to cure to form a thermoplastic body. The thermoplastic body is then coated with the coating material. | 04-23-2009 |
| 20090065973 | APPARATUS AND METHOD FOR MANUFACTURING MULTI-COMPONENT PLASTIC MOLDED PARTS - In a method of making multi-component plastic molded parts, using an apparatus which includes two outer platens with first half-molds, and a middle platen with second half-molds interacting with the first half-molds such as to define cavities in two parting planes for injection of a plastic melt and/or a PUR mixture, one of the first and second half-molds can move in increments relative to the other one of the first and second half-molds, thereby forming different cavities in the parting planes from cycle to cycle. In a first cycle preforms are produced in respective cavities and then held in one of the first and second half-molds as the other one of the first and second half-molds moves in increments. Further components can then be injected into cavities formed in the parting planes from cycle to cycle, while another process step can be executed from cycle to cycle in free half-molds. | 03-12-2009 |
| 20080317893 | INTEGRATED SYSTEM FOR PRODUCING COMPOSITES - An integrated system for production of composites includes at least one polyurethane unit with a mixing head for mixing a polyol component and an isocyanate component, at least one plasticizing and injection unit, which is suitable for the melting and subsequent injection of a thermoplastic material, and one clamping unit to receive at least one mold. The plasticizing and injection unit and the polyurethane unit can each introduce material to be processed into a mold cavity within the clamping unit. In order to implement a unitary strategy of control and regulation and a unitary approach to operation of this type of integrated system apparatus, a single central control unit and at least one common supply device are provided, with the central control unit being connected at least with the at least one supply device. The at least one common supply device acts at least on both the polyurethane unit and the plasticizing and injection unit. | 12-25-2008 |
| 20080315533 | INFLATABLE SEALING DEVICE FOR A MOLDING TOOL - An inflatable sealing device includes a bushing and a plunger which is movably guided in the bushing through application of air pressure from an air supply to execute a predefined limited stroke. A sealing tube is connected to the plunger and has an interior space which is connected to the air supply to radially expand the sealing tube when air pressure is applied. | 12-25-2008 |
| 20080298161 | MIXING HEAD WITH CREEP BARRIER ON THE CLEANING PISTON - A mixing head includes a mixing device which is secured to a housing and has a mixing chamber for mixing at least two plastic components to form a material mixture. Received in a recess of the housing is a cleaning device which has a cleaning piston for back-and-forth movement in relation to the mixing chamber between a first position in which the cleaning piston is retracted from the mixing chamber and a second position in which the cleaning piston extends into the mixing chamber. The cleaning device has a barrier which interacts with a housing wall for pushing the material mixture radially outside. The barrier has a flank which has an incline which is steeper than an incline of the housing wall. | 12-04-2008 |
