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8119049 |
Continuous injection molding processes and systems with retractable core
Injection-molding processes and systems are described herein. An exemplary method involves: (a) holding one or more inserts in a desired position within a mold cavity by contacting a retractable...
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8113809 |
Localized over-molding die structure
A localized over-molding die structure may include a core die, a cavity die having an inner space therein and placed onto an upper surface of the core die, and a slide die including a step portion...
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8114332 |
Injection moulding method
An injection mold for injection molding an article having a base and a sidewall, the injection mold comprising: first and second mold parts which are adapted to be connected together in a closed...
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8088321 |
Method of molding a microneedle
A method of molding a microneedle using a mold apparatus that comprises a mold insert (210)having the negative image of at least one microneedle (12), a compression core (240), and a mold housing...
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8071004 |
Closure having band with internal thread formed by impression
The present invention relates to closures for mating with containers having a threaded finish. The closures comprise a flange and a skirt downwardly depending therefrom. The skirt includes a...
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8047827 |
Mold for in-mold coating formation
The mold for in-mold coating formation is one including a mold main body 30 having, provided thereinside, a mold cavity 5 permitting injection molding of a resin molding with coated surface and a...
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8048358 |
Pop semiconductor device manufacturing method
The objective of the invention is to prevent electrostatic destruction of semiconductor chips during resin molding. With the semiconductor device manufacturing method, a substrate 400 that includes...
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8029721 |
Method of molding footwear components
Mold assemblies for compression molding of footwear components include molds, heating elements, conductor plates, insulating layers and carrier trays. An upper mold assembly is placed into a...
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8007708 |
Apparatus and methods for automating movement of mold drawers
An automated removal and insertion machine for mold drawers operable with a molding machine is described. The machine includes a frame, a plurality of actuators mounted within the frame, a...
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7998391 |
Method of fabricating an antinoise earplug
A method of fabricating an anti-noise earplug having an inner tip serving as a core and an outer tip coupled to the inner tip to surround the inner tip and inserted into an ear includes the steps...
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7993548 |
Method of manufacturing a vessel
The invention concerns a novel sample tube and a method of manufacturing a such a sample tube. According to the method an oversized mold cavity is formed with an opposing pair of mold members of an...
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7993555 |
Structure of molding tools, injection molding device, and molding method
Provided are a structure of molding tools and an injection molding device that can easily perform molding of an optical element even from a resin of low velocity or the like and can suppress any...
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7988904 |
Resin molding process and resin-molding mold device
A resin-molding mold device is provided for carrying out the resin molding process to mold the resin molded article, wherein when cooling after charging a molten synthetic resin into a cavity (14)...
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7981344 |
Method for manufacturing a storage container for storage of nuclear radiation material
A method and a molding plant for manufacturing a storage container for storage of nuclear radiation material, the container having an inner container part of a first thermoplastic material, an...
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7972544 |
Resin multilayer injection molding method
While a second layer resin is being charged, a movable platen is moved backward to reach a given movable platen position (S1) to enlarge the capacity of a second cavity. After the completion of...
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7955542 |
Method of producing a throttle assembly
A method of producing a throttle assembly. The method including inserting a first core into a mold portion to form a first throttle component cavity between the first core and the mold portion,...
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7943077 |
Method for manufacturing a catheter having a separated tip configuration
A method for manufacturing a separated tip catheter includes the following steps: positioning first and second cores in a cavity of a mold, the cavity having a substantially elongated shape and...
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7938638 |
Mould for the injection-moulding a component comprising two portions which are composed of different materials
This mould is of the type including a moulding cavity (10), and at least one panel (16, 18, 20) which is for separating the cavity into at least two moulding compartments (24, 26) and which is...
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7939009 |
Method and group for the compression molding of preforms for containers in polymeric material
The preform is formed by an upper neck which maintains unchanged its form in the final object and a hollow body, joined to the neck. The method foresees the insertion, within a matrix cavity, of a...
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7931847 |
Injection molding of part having nonuniform thickness
Injection molding of a part having a nonuniform thickness is provided. One disclosed embodiment of an injection molding device includes one or more side walls, a first mold surface intersecting the...
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7931845 |
Gravity injection of molding material for compression molding and related methods
A molding apparatus includes a bottom platen, a bottom mold portion carried by the bottom platen, and a top platen overlying the bottom platen and the bottom mold portion. The top platen includes...
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7910036 |
Method of molding object of indefinite length using an injection mold apparatus
A method of moulding an object of indefinite length. A first portion of molten material is injected into a mould comprising a stationary platen and a moving platen and solidifies to form a first...
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7910044 |
Method and device for producing profiled, at least sectionally elongated elements
A method and an injection mold for the production of profiled and at least partially elongated components out of liquid or viscous solidifying molding compounds, by said injection mold, the molding...
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7897094 |
Mold and method for producing two-color injection-molded parts
A mold and a method for producing two-color injection-molded parts involves simultaneous injection of two kinds of molding material, in which a pressure difference between two kinds of molding...
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7887731 |
Method of molding an overmolded beverage closure
A method of molding a container closure providing selective fluid communication between an interior of a fluid container and an exterior environment, the method comprising: (i) configuring and...
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7879277 |
Method for forming hollow moldings having thin film on inner surface
The method employs a stationary mold having depositing recesses equipped in its inside with a deposition element such as a target electrode, and movable molds made slidable. A primary molding is...
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7879280 |
Grove imprinting device for injection molded parts
The invention provides a mold insert system that includes an insert for insertion into an injection mold apparatus and an actuator. The insert includes a movable imprint plate with a predetermined...
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7879274 |
Method of making a two-piece end plug for insertion into an end of a paper roll
An end plug (1) for insertion into an end of a paper roll includes an inner (2) and an outer piece (3), the pieces being rotatably attached to each other and prevented from axial movement in...
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7871261 |
Injection-molding apparatus for producing profiled elongated parts
The invention relates to an injection molding installation with a fixed and a moveable machine clamping plate, and at least one injection unit as well as an injection molding device which is...
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7867416 |
Thermoplastic elastomer composition for core-back system foam injection molding and foam injection molding method using the same
The thermoplastic elastomer composition of the present invention comprises a thermoplastic elastomer which includes an ethylene•α-olefin copolymer and a crystalline polyethylene resin, wherein th...
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7862758 |
In-mold coat-forming method
An in-mold coating method for molding a molded product with an excellent external appearance. A resin molded product is kept pressed against a mold cavity surface until immediately before coating....
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7858002 |
Method for injection expansion molding of thermoplastic resin
An injection-foaming method for a thermoplastic resin comprising using an injection unit 30 provided with a hopper 35, a plasticizing cylinder 31 and a screw 32, and a mold 10 having a mold cavity...
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7846369 |
Apparatus and method for molding polymer parts by displacement injection molding
A displacement-injection molding system utilizes a plasticizing vessel with cylindrical heat transfer cores extending into the cavity of the plasticizing vessel to efficiently heat polymer granules...
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7837917 |
Method of forming a molded plastic article having molded extensions
In accordance with the present invention, there is provided a method of forming a molded plastic article (2) having a second surface (56) with molded extensions (59), e.g., structural supports,...
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7833445 |
Process for producing foamed body of thermoplastic resin
The invention provides a foamed body of thermoplastic resin having a high expansion ratio, desired shape and cells of desired diameter, especially fine cells. The foamed body of thermoplastic resin...
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7833462 |
Method and apparatus for manufacturing vehicle parts
The invention relates to a method for manufacturing at least partly plastic vehicle parts in a mold with at least one mold cavity, comprising the steps of: at least partly closing the mold, wherein...
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7824597 |
Method and apparatus for making flat molded plastic articles
In a method for producing flat molded plastic parts, for example panes, a mold is first filled completely with plastic material and additional plastic material is subsequently added, in such a way...
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7820082 |
Method for adding a thermoset overmold layer to a lens within a mold
A method and coating used to prepare a photochromically-enabled bifocal ophthalmic lens. The method and equipment includes injection molding a single vision lens, for example, from polycarbonate....
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7820084 |
Minute shape molding method and apparatus thereof
A method of molding a minute shape, in which at least one of a pair of dies is provided with an uneven section of a minute shape on a molding surface thereof, clamping of the pair of dies is...
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7811481 |
Polarizing plastic optical device and process for producing the same
A polarizing plastic lens comprising a polarizing film with low tendency to detachment from an optical resin layer. There is provided polarizing plastic lens comprising polarizing film constituted...
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7811485 |
Optical plate having three layers and method for manufacturing the same
An exemplary optical plate includes a first transparent layer, a second transparent layer and a light diffusion layer. The light diffusion layer is between the first and second transparent layers....
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7799259 |
Two-color molding method
A two-color molding method with a short cycle time and a multicolor molding method including that two-color molding method, whereby, by performing an elastomer molding step using a time Z from a...
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7790081 |
Method of manufacturing formed product coated in mold
A process producing an in-mold coated molded product. The process molds a thermoplastic resin material under a mold-clamping pressure in a mold including a fixed mold part and a movable mold part...
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7790089 |
Process and mold for molding and coating a substrate
A process for in-mold coating and a mold is disclosed. The process entails (i) obtaining a mold having at least two cavities, (ii) molding a thermoplastic substrate in a first cavity, (iii)...
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7785523 |
Mold and method for forming plastic products
Mold (20) for manufacturing plastic products provided with a bottom and a sidewall, wherein the mold comprises at least a first (21) and second (22) mold part which jointly define at least partly...
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7771645 |
Mold and method for forming products
Mold (20), provided with a mold cavity which is at least partly defined by a movable wall part (50), wherein injection means (34) are provided for introducing material into the mold cavity, which...
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7763191 |
Method and apparatus for performing an in-mold coining operation
A hardware configuration and related method for performing a coining-type injection compression operation. The invention is useful in molding lenses since lenses have different thicknesses at...
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7740776 |
Method for foam injection molding of thermoplastic resin
A method for injection foaming molding of a thermoplastic resin includes the steps of (1) injecting the foaming-agent-containing plasticized resin from an injection apparatus 30 to fill a mold...
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7722792 |
Injection mold and partial compression molding method
In an injection mold, a compression pin is placed at a cavity surface by the pressing force of a biasing member, and is moved rearward by the pressure of filled resin so as to form a compression...
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7718110 |
Method and apparatus for forming thin-walled products, and a product manufactured therewith
A method for forming thin-walled products from low-melt plastic in a mold, wherein an amount of the plastic, heated, is introduced into a mold cavity, with the mold at least partly opened,...
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