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Vladimir Zworykin, television pioneer ; Talking about an invention in which he played a critical role.
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| Number | Title | Issue Date |
| 8105529 | Heated injection molding system and method A system and method are provided for molding a solid plastic part utilizing a mold having at least a core portion and a cavity portion which define a mold cavity. With the mold closed, pressurized steam is circulated through the mold cavity to heat the interior surf... | 01/31/2012 |
| 7972555 | Method for fabricating compressible objects for a variable density drilling mud Methods for fabricating compressible object are described. These compressible objects may be utilized in drilling mud and with a drilling system to manage the density of the drilling mud. The method includes selecting an architecture for a compressible object; selec... | 07/05/2011 |
| 7914727 | Method and device for producing a plastic component with an internal hollow space For producing a plastic component (2) with an internal hollow space (3), at first plastic is injection molded into an injection mold (4) and its cavity (6) and then for displacing the plastic melt from the internal hollow space (3)... | 03/29/2011 |
| 7727457 | Lacrosse head and method of forming same A lacrosse head with improved weight and handling characteristics includes a frame element having a base portion, a scoop portion, and a pair of opposing sidewall portions extending between the base portion and the scoop portion. The frame element includes one or mo... | 06/01/2010 |
| 7727456 | Method of manufacturing composite molded article and manufacturing apparatus of composite molded article A method of manufacturing a composite molded member, which includes the steps of: setting the main body inside an injection mold; closing the injection mold to fix the main body inside the injection mold; and forming the cushion members on the edges of the main body... | 06/01/2010 |
| 7582250 | Injection molding method and injection molding apparatus This invention relates to an injection molding method using an injection mold. The method comprises (1) a molten resin injection step for injecting the molten resin from a gate into a cavity, (2) a pressure-keeping step for continuously applying pressure from the ga... | 09/01/2009 |
| 7521016 | Pressurized gas introducing device, and injection molding method for moldings having hollow portion An apparatus for introducing a pressurized gas includes a pressurized-gas supply-source, a plurality of measuring tanks, a first pressurized-gas supply-line, pressurized-gas supply valves in the first pressurized-gas supply-line, second pressurized-gas supply-lines ... | 04/21/2009 |
| 7416398 | Needle assembly for gas-assisted injection moulding A fluid injection and exhaust needle for use in gas injection moulding comprising a needle with two separate flow channels; a fluid inlet channel and a fluid outlet channel; wherein gas is injected into the melt via the fluid inlet channel to form a gas cavity in th... | 08/26/2008 |
| 7341687 | Method of forming a golf ball The present invention is directed to an apparatus and method for venting trapped air and gasses in a mold. The mold and method comprise or use at least one pin formed from multiple pin sections. When assembled, the pin sections provide space on the interior of the p... | 03/11/2008 |
| 7337591 | Building construction system A structural forming assembly comprises wall molding panels for forming laterally spaced, opposed molding surfaces that define a wall mold cavity for forming a wall structure. The wall panels are vertically disposed and laterally spaced to provide the molding surfac... | 03/04/2008 |
| 7320765 | Gas pin for thermocouple for gas assisted injection molding A method and system for forming an injection molded plastic part. After the injection of plastic material has started, a volume of gas from a fixed volume reservoir is introduced into the plastic material at a low pressure forming a hollow cavity. The gas is introdu... | 01/22/2008 |
| 7319116 | Flame-resistant polycarbonate molding composition modified with a graft polymer A flame resistant thermoplastic molding composition having improved mechanical properties is disclosed. The composition contains polycarbonate, a graft polymer and a phosphorus compounds of formula (I): and a mix... | 01/15/2008 |
| 7311509 | Externally cooled moving mold A molding apparatus includes a moving mold for shaping molten plastic into product made within the moving mold. The moving mold is surrounded by an air block housing to define a cooling chamber exteriorly around the moving mold. At least one heat exchanger is locate... | 12/25/2007 |
| 7281993 | Golf club head and manufacturing method of the same The invention prevents a crimple from being generated in a resin member. The invention provides a golf club head (1) including a head shell portion (M) made of a metal material and having an opening portion (O1), and a resin member (FR) made of a fiber... | 10/16/2007 |
| 7261536 | Injection molding device with outside air inlet part A resin molding device, resin molding method and resin molded product capable of guiding a sink to an optional position to perform a precise molding. A resin molding metal mold includes a gate formed in the central part of a cavity, a stepped part increasing the ope... | 08/28/2007 |
| 7261534 | Dual use molding tool This dual use injection molding tool comprises injection molding tool with techniques for both low pressure and high pressure injection molding for injection of material into a bolster and a lifter. In the retracted, non-functional position, this tool is capable of ... | 08/28/2007 |
| 7255818 | Process control for gas-assisted injection molding applications A method and system for controlling a fluid-assisted injection molding process for producing a molded plastic article. The fluid can be gas, water or another fluid. One or more pressure transducers are positioned in the mold cavity and generate signals to control th... | 08/14/2007 |
| 7244117 | Method for molding resin member and injection molding apparatus An injection molding apparatus used comprises a molten resin injector 15 for injecting a molten resin, and a die 12 connected to the molten resin injector and communicating with the molten resin injector so that the molten resin is injected into the di... | 07/17/2007 |
| 7235200 | Foamed core process for large cross-sections of grab handles A plastic product for particular use as grab handles, door closure handles, and other trim and component products. A foam core, either structural or non-structural, is over-molded with a hard or soft plastic shell or skin. Structural members for heat staking, mechan... | 06/26/2007 |
| 7229578 | Light weight plastic trim parts and methods of making same The present invention relates to light weight molded plastic articles and methods of making same. More specifically, the present invention relates to a method of manufacturing a hollow-core, foamed-plastic, film-laminate article utilizing convention gas assisted mol... | 06/12/2007 |
| 7226374 | Lacrosse head and method of forming same A lacrosse head with improved weight and handling characteristics includes a frame element having a base portion, a scoop portion, and a pair of opposing sidewall portions extending between the base portion and the scoop portion. The frame element includes one or mo... | 06/05/2007 |
| 7182892 | Gas assisted injection molding with fixed volume gas reservoir and temperature control A method and system for forming an injection molded plastic part. After the injection of plastic material has started, a volume of gas from a fixed volume reservoir is introduced into the plastic material at a low pressure forming a hollow cavity. The introduction o... | 02/27/2007 |
| 7182904 | Low pressure laminate gas assist molding A system and process for gas-assisted injection molding of plastic materials to form laminate-type products. A laminate material is positioned in a mold and the mold is closed to a pre-set position, leaving a gap. Plastic material is injected into the mold cavity on... | 02/27/2007 |
| 7182908 | Method for making a lightweight, thermoplastic, vehicle headliner having at least one integrally formed, energy-absorbing, head-impact mechanism Lightweight, thermoplastic, vehicle headliners each having at least one integrally-formed, energy-absorbing, head-impact mechanism and injection molding methods for making same are provided. Each headliner includes a stiff, self-supporting, thermoplastic sheet adapt... | 02/27/2007 |
| 7179072 | Gas venting needle A gas venting needle for use in gas injection moulding the open end having a flow valve with no moving parts; the flow valve being provided by a plurality of individual flow channels sized such that in use gas may freely flow through these channels but liquid mouldi... | 02/20/2007 |
| 7179411 | Gas injection moulding method and apparatus A gas injection moulding method comprising injecting a melt into a mould and injecting gas into the melt to form a gas cavity in the melt wherein the melt is cooled by use of injection gas cooled to below the external ambient air temperature and/or by a continuous f... | 02/20/2007 |
| 7150622 | Systems for magnification and distortion correction for imprint lithography processes The present invention is directed toward a system to vary dimensions of a template in order to attenuate if not prevent distortions in an underlying pattern formed by the template. To that end, the system features a compression device that includes a pair of spaced-... | 12/19/2006 |
| 7147817 | Method of making a low profile balloon A method of making a catheter balloon or other expandable tubular medical device or component thereof, in which an assembly of heat shrink material on an outer surface of coaxially disposed first and second tubes is heated to radially shrink the heat shrink material... | 12/12/2006 |
| 7140858 | Apparatus and process for injection molding articles of plastics material It is provided an apparatus for injection molding articles of plastics material comprising: molds (2a) and countermolds (2b) forming molding units (3), molding cavities (7) being defined inside said molds and countermolds; o... | 11/28/2006 |
| 7137803 | Fluid pressure imprint lithography An improved method of imprint lithography involves using direct fluid pressure to press the mold into a substrate-supported film. Advantageously the mold and/or substrate are sufficiently flexible to provide wide area contact under the fluid pressure. Fluid pressing... | 11/21/2006 |
| 7131625 | Ejector pin and method An insert for a mold comprising a plug, having an insert face, and a receiver defined by a sidewall with one of the plug and the receiver having a groove that receives a guide that extends from the other of the plug and the receiver so as to facilitate rotation of t... | 11/07/2006 |
| 7118364 | Process for manufacturing a toothbrush A process for manufacturing hollow handled toothbrushes is disclosed. The process includes; a) providing a toothbrush mold having a head portion, a base portion, a toothbrush cavity located between said head and end portions and having walls, an injection port for m... | 10/10/2006 |
| 7100327 | Casement window system and components and hardware therefor Injection molded casement window frames completely ready for assembly into windows with the frames for swinging sash windows formed for mounting of all necessary hardware. Also hardware which mates with such frames and casement window assembled with such frames and ... | 09/05/2006 |
| 7093847 | Instrument panel adapter for airbag mount An adapter comprises a peripheral wall incorporating a plurality of apertures adapted to cooperate with a corresponding plurality of hooks depending from side walls of an airbag retainer. A flange projecting from the peripheral wall provides for attaching the adapte... | 08/22/2006 |
| 7090791 | Extrusion molding process A molding process is disclosed in which an extruded column of plastic is introduced into a mold cavity having a predetermined surface profile. A region of negative air pressure is created inside the mold cavity, exterior to the extruded column. The negative air pres... | 08/15/2006 |
| 7083403 | Apparatus for supplying a resin material to an injection molding machine An apparatus for supplying a resin material to an injection molder comprises a vessel for storing a resin material, gas supplying means for supplying an inert gas to the vessel which is not a super-critical state, and material supplying means for supplying the resin... | 08/01/2006 |
| 7077986 | Method for formation of polymer Objects of the present invention are to provide a method for molding polymers to be able to mold products each of which has an outer shape transferred accurately from the shape of the inside of a mold, exhibits high dimensional accuracy and is uniform in the thickne... | 07/18/2006 |
| 7077987 | Foam injection molding method Disclosed is a method for foam-injection molding a thermoplastic resin, comprising: (1) providing a mold comprising a fixed mold half and a movable mold half mating with the fixed mold half to thereby form a mold cavity defined by an inner wall of the fixed mold hal... | 07/18/2006 |
| 7073817 | Airbag module door assembly An airbag module assembly 10 comprises a module housing 12 closed by an airbag module door assembly 15. A panel 16 forms an airbag module door 16′ for release of an airbag 14 upon activation of the airbag module assembly | 07/11/2006 |
| 7036501 | Oro-pharyngeal airway with breath monitor An oro-pharyngeal airway includes external air passages (28) formed between it and the facing surfaces of the patient's throat for continuous breathing by the patient. The open-ended passage (26) of conduit (24) transmits exhaled breath of the p... | 05/02/2006 |
