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| Number | Title | Issue Date |
| 7604472 | Method and apparatus for forming flared tube ends A method for forming a flare in the end of a flexible tube comprises heating the end of the flexible tube to a near-melted state, inserting the end of the flexible tube into a flare-forming die with a flare forming portion, and pressing a mandrel into the end of the... | 10/20/2009 |
| 7300269 | Heater control for cotton candy spinner head Within a cotton candy machine a delay-on-break delay timer is used to delay the de-energization of the spinner-head motor for a predetermined period of time after the heater elements are turned off. Thus, while the heater elements are cooling down, the motor and spi... | 11/27/2007 |
| 7197177 | Automated laminate inspection method An optical scanner scans a piece support of know thickness holding a cross-section of laminate material such as fiber composite laminate, metal laminates, brazed parts, welded parts, sandwiched parts to determine layer thickness and layer properties such as fiber co... | 03/27/2007 |
| 7108495 | Apparatus for continuous forming shaped polymeric articles This invention relates to methods and apparatus for manufacturing shaped polymeric articles by substantially continuous vacuum forming. The method includes providing a sheet of hot polymeric material which is disposed onto a rotating belt having a mold impression. V... | 09/19/2006 |
| 7083405 | Photo-fabrication apparatus A photo-fabrication apparatus comprises a stage for holding a photosensitive member which is a substrate coated with a photosensitive material, a head part for emitting a spatially-modulated light beam to said photosensitive member and a computer. The head part has ... | 08/01/2006 |
| 6851907 | coil spreader for spiral binding machines A binding machine and method for spirally binding a sheaf of papers into a book uses an adjustable speed drive to rotate a flexible plastic spiral element into respective holes in the book. The book has a plurality of holes in a row adjacent one edge of the book to ... | 02/08/2005 |
| 6726426 | Combination plastic spiral forming machine and semi-automatic plastic spiral binding machine A combination book binding machine with a plastic coil forming machine, whereby a plastic spiral coil is formed at a first raised temperature, then cut to a length sufficient for the plastic spiral coil to bind a book, cooled and then advanced toward a receiving coi... | 04/27/2004 |
| 6547502 | Combination plastic spiral forming machine and semi-automatic plastic spiral binding machine A combination book binding machine with a plastic coil forming machine, whereby a plastic spiral coil is formed at a first raised temperature, then cut to a length sufficient for the plastic spiral coil to bind a book, cooled and then advanced toward a re... | 04/15/2003 |
| 6511618 | Control for operating actuators in an injection molding machine A method for operating actuators, such as pneumatic valves, in an injection molding machine especially for CD or DVD discs, or other molded articles. The timing of auxiliary processes (such as blowing air into the mold cavity or applying suction to the mo... | 01/28/2003 |
| 6409946 | High-productivity single-stage method and apparatus for producing containers made of thermoplastic material A method and system for providing for the production of preforms of thermoplastic resin by filling a plurality of multiple-cavity molds with molten resin for forming the preforms, holding and cooling down the molten resin inside the molds, removing the mo... | 06/25/2002 |
| 6179597 | Automatic lubricator for injection molding machine An automatic lubricator for an injection molding machine, capable of performing proper lubrication in accordance with operation environment of the injection molding machine. A lubrication interval Ls is controlled according to length of cycle time S of th... | 01/30/2001 |
| 6071445 | Process for forming plastics A method of forming plastics which comprises the sequential steps of cutting a plastic piece from a sheet of plastic, heating both sides of the plastic piece by contact heating, molding the heated plastic piece into its end-shape by press-molding, and coo... | 06/06/2000 |
| 5811037 | Energy-saving method of operating an injection moulding machine A method is disclosed of operating an injection molding machine including a hydraulic device (1) which has an asynchronous main drive motor (10) driving a hydraulic pump (2). The injection molding machine is operated in an injection molding cycle with a c... | 09/22/1998 |
| 5811134 | Injection molding machine An injection molding machine in accordance with the present invention includes a storing function portion 2 composed of a first memory portion M1 for storing in advance a standard program Ps that becomes standard of a sequence program and a second memory ... | 09/22/1998 |
| 5728325 | Gas assist injection molding apparatus and method with multiple temperature gas supply A supply of pressurized gas is separated into a first quantity of pressurized gas at a first temperature and a second quantity of pressurized gas at a second lower temperature. The first and second quantities of gas are injected into molten plastic in an ... | 03/17/1998 |
| 5589114 | Temperature regulating system, method and apparatus A temperature regulating system for a cyclic processor that consists of a mould having at least one internal passageway for receiving temperature regulating fluid, preferably coolant water. Continuous fluid flow will overcool the mould. Therefore, the sys... | 12/31/1996 |
| 5423938 | Hot air cold form staking device A hot air cold form pin welding device for use in assembly of work pieces using thermoformable and pressure deformable synthetic resin studs. A hot air heater is positioned in a support structure that isolates heat transfer along with multiple power and a... | 06/13/1995 |
| 5290490 | Method and apparatus for differentially heating and thermoforming a polymer sheet A method and apparatus for thermoforming 3-dimensional articles of chosen wall thickness dimensions from a polar polymer sheet. The polymer sheet is dielectrically heated, the heating being controlled to impress a predetermined thermal pattern on the shee... | 03/01/1994 |
| 5227173 | Staking apparatus An apparatus for heat staking a first component to an apertured second component to form a unitary assembly are featured. A heated staking head from which one or more heat staking anvils extend laterally and are arranged at their respective distal ends to... | 07/13/1993 |
| 5075051 | Molding process and apparatus for transferring plural molds to plural stations A molding apparatus transfers plural molds in succession through a temperature elevating step, an injection molding step, pressurized cooling step and a molded article removing step. The apparatus is provided with plural cooling presses for the pressurize... | 12/24/1991 |
| 4904441 | Method of forming a pellet of condensed gas and a pellet injector for injecting the same into a reactor A pellet injector for injecting pellets of condensed gas, such as hydrogen, tritium or deuterium, into a reactor comprises an arrangement of pipe guns in a cylindrical arrangement. Each pipe gun which may be made from stainless steel, has a freezing secti... | 02/27/1990 |
| 4819177 | Method for curing rubber articles A method for curing rubber in a heated mold in which the temperature of the mold is measured after closure and variations in temperature from an optimum cure temperature are used to adjust elapsed cure times which decrement an optimum cure time. The adjus... | 04/04/1989 |
| 4816197 | Adaptive process control for injection molding A method for controlling certain parameters of an injection molding cycle applying PVT optimization wherein the injection pressure and injection velocity of the melt are utilized to calculate an average viscosity for the melt during injection in a qualify... | 03/28/1989 |
| 4812152 | Device and process for heating a flat object made of thermoplastic material along a predetermined zone In a process for heating an object made of thermoplastic material along a predetermined zone, a ring of burners arranged in series is guided along the zone and heats this zone, the zone forming a closed path and approximately matching the outer contour of... | 03/14/1989 |
| 4765941 | Thickness control system for an extrusion coating apparatus A thickness control system for controlling the thickness of an extrudate includes a nested temperature control loop for controlling the temperature of a heat responsive element based upon a predetermined temperature set point. The temperature set point fo... | 08/23/1988 |
| 4714579 | Method and an apparatus for the production of shaped articles Plastics-forming materials are shaped in a mold tool sealed by an associated closing unit. Lifting elements the stroke of which can be limited and controlled are associated with the mold tool. Shaping is accomplished by filling the mold cavity with reacti... | 12/22/1987 |
| 4678421 | Resin molding apparatus A resin molding apparatus which can produce a molded resin article having neither a runner nor a gate portion thereon. The resin molding apparatus comprises a pouring pot including a pot having a heating member provided therein, and a piston member dispos... | 07/07/1987 |
| 4674965 | Control apparatus for a vulcanizing machine A control apparatus for a vulcanizing machine in which vulcanizing is effected by introducing a vulcanizing medium into a rubber made product placed in a molding die and then discharging the same therefrom is disclosed, wherein said control apparatus incl... | 06/23/1987 |
| 4563146 | Apparatus for automatically fluxing and casting samples An apparatus includes a frame and a crucible having a central axis and a bottom. The crucible is supported and is moved so that the central axis of the crucible describes a substantially conical surface with an apex located substantially on the central ax... | 01/07/1986 |
| 4502857 | Green tire-to-mold contact time detection, analysis, and control The mold halves of a tire press are provided with sensors which determine the contact times of a green tire at certain points on the mold surfaces. The timing so obtained is processed by a microprocessor to determine the run-out profile of the tire. The d... | 03/05/1985 |
| 4495120 | Method for manufacture of shaped article of polyurethane foam A method for the manufacture of shaped articles of polyurethane foam, which comprises pretreating metal molds for at least two types of shaped articles of polyurethane foam conveyed on conveyor units connected to heater units, forwarding said metal molds ... | 01/22/1985 |
| 4376623 | Extruder with temperature control A plastic material extruder having a barrel and an outer sheath with heating and cooling means in the outer sheath is disclosed, together with means for maintaining the temperature of the inner barrel, including two temperature sensing devices, one on the... | 03/15/1983 |
| 4371483 | Apparatus and process for vulcanizing, adjusted for variable location of point of least cure An apparatus and process are provided for delivering the precise optimum number of cure equivalents to the exact point of least cure for each tire, though the location of the point varies from one tire to another tire of different geometry, and may vary i... | 02/01/1983 |
| 4279582 | Method and apparatus for individual control of injection mold shut-off bushings A method and apparatus for multiple cavity injection molding which permits individual variation of gate opening time for mold shut-off bushings. The gate pins for the shut-off bushings are controlled by individual double-acting fluid motor, the bushings b... | 07/21/1981 |
| 4235577 | Automatic curing cycle control system A control system for controlling a molding machine used for exothermic curing senses the rate of change of the temperature of the material in the mold. When the rate of change of temperature has first exceeded and then fallen below a predetermined referen... | 11/25/1980 |
| 4217079 | Apparatus for the production of plastics articles Apparatus for production of a re-entrant article, such as a vehicle mud guard, comprising a frame on which is mounted a pair of freely movable trolleys, on each of which are grasping means for holding the respective opposite ends of a sheet to be worked. ... | 08/12/1980 |
| 4147486 | Mechanical press for molding plastic parts A mechanical press includes a plurality of cylinders to provide different fluid pressures to a lower mold against an upper mold to mold plastic parts. A pair of accumulators sequentially apply a low pressure to the cylinders for a predetermined time durin... | 04/03/1979 |
| 4138209 | Apparatus for automatically melting and casting fusible material An apparatus for casting a fusible material has a support on which is provided a row of melting burners and a parallel row of warming burners. A crucible holder on the support has a pair of bars forming a plurality of seats each above a respective one of ... | 02/06/1979 |
| 4115046 | Probe injection system for a tire curing process A method and apparatus is disclosed for injecting a temperature sensitive probe into a tire to be cured in a mold which is at least in part heated by a steam cavity. The probe is utilized to monitor cure conditions and provides an electronic input signal ... | 09/19/1978 |
| 4030867 | Apparatus for forming a bar of soap from leftover pieces An apparatus for forming a bar of soap from leftover pieces includes a hopper for holding pieces until enough are collected to form a new bar. Then a weight sensor causes the activation of a heater which melts the collected soap. The molten soap runs into... | 06/21/1977 |
