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Patent No. 6650315

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Class 425/191 - Threaded die or die housing

Definition: Apparatus comprising an extrusion die attached to a holding
No. of patents: 65
Last issue date: 08/05/2008

NumberTitleIssue Date
7406779Variable die for use in drying synthetic elastomers
Apparatus and methodologies are provided for flash drying liquid materials using a variable die. A die and a die body are provided with an adjustably configured pressure regulating variable obstruction in the material flow path that allows control of the pressure ap...
7337923Variable tip nozzle and cap assembly for dispensing pouch
A variable tip nozzle and cap assembly is disclosed for a dispensing pouch which contains a confectionery, the assembly including threaded portions of different diameters which receive decorating tips for application of the confectionery as a decoration to cakes and...
7329113Adjustable extrusion die
An extrusion die assembly configured to process a flow of extrusion material traveling in a downstream direction includes a first die component, a second die component and a third die component. The first die component includes a first channel that is substantially ...
7278844Extrusion head for blow molding
A blow head for extruding a tubular plastic preform from an outlet gap between a fixed die core and a die body allows a change of the width of the outlet gap as a function of the circumference using light and small actuating devices, e.g., double-acting actuator cyl...
7270863Resin-made interior member for opening and closing body and molding die and molding method therefor
A resin-made interior member for an opening and closing body of the invention is a resin-made interior member to be attached to an inside of an outer panel of the opening and closing body and is formed by an injection molding method using a molding material of polyp...
7261535Co-injection nozzle
A nozzle for an injection molding machine is disclosed. The nozzle includes a nozzle body, an inner nozzle, and an outer nozzle. The nozzle defines two independent flow paths therethrough. The nozzle can simultaneously discharge two materials. A method of using the ...
7195471Blowing head for extruding films, comprising clamping elements containing ducts for cooling air
Tubular film die head for extruding single-layer or multi-layer film which has at least the following features: a substantially annular die gap, fastening elements which fix at least two components with respect to one another which together border areas bearing plas...
7186363LED inserting holder integrated type base board and mold therefor
A holder integrated type base board made of synthetic resin integrally molded with a plurality of holders for inserting LEDs on a front face side of a base board main body and a mold therefore. The mold includes a first mold for molding a back face side of the base ...
7153120Pasta, pastry, cookie, and hors d'oeuvre maker
A device to mix and extrude various ingredients including pastas, pastries, baked goods, hors d'oeuvres, and cookies. The device includes novel measuring, mixing and extrusion arrangements including: an automatic measuring cup; a way to continuously mix and extrude ...
7134861Extrusion nozzle
An extrusion nozzle including an outlet port having a single opening with a first region, second region, and a pinched region between the two. The pinched region reduces the dimensions of the extrudate in relation to the dimensions associated with the first and seco...
7132071Method of molding using a plunger machine with a tapered bore
A method of molding reinforced polymer compositions using a molding machine with a tapered bore is provided. The method has particular application in molding polymer that is reinforced with particles having an aspect ratio that is greater than 1:1. The plunger machi...
7108824Method and apparatus for molding plastic materials with a metallic appearance
An apparatus and method for molding plastic materials is provided comprising a mold having a first mold section (12) and a second mold section (14) with a mold cavity (16) disposed in between. A first gate design is provided by at least one firs...
7104775Injection unit having rotatable device for preventing reverse flow
Disclosed is an injection unit having a rotatable device for preventing reverse flow. To connect first flow channels formed in a spacer and second flow channels formed in a screw head when the metering is performed, and prevent reverse flow of resin by cutting off t...
7077642Plunger molding machine with tapered bore and thermal transfer fins
A plunger machine for molding reinforced polymer compositions is provided. The plunger machine has particular application in molding polymer that is reinforced with particles having an aspect ratio that is greater than 1:1. The plunger machine includes a barrel hous...
7056112Extrusion die and method for using the same
An improved extrusion die and a method for using the same that minimizes the deflection of the die exit by providing the walls of the extrusion die with areas of increasing thickness that increase from the die ends to a central location. The die wall thickness is va...
7037102Plunger molding machine with tapered bore and thermal transfer fins
7008204Rotating extrusion die with spray nozzle
An extrusion die for extruding biodegradable material, the extrusion die comprising: a mandrel; a nozzle extending from the mandrel; an outer member positioned near the mandrel; an extrusion orifice between the mandrel and the outer member; a member in communication...
6964562Extruder die and cutter assembly for extruding filled food pieces
A die and cutter assembly for an extruder includes an elongated extrusion member having a first, open end and a second, closed end. The first, open end is attachable in fluid communication with a first manifold of the extruder, and the second, closed end is formed b...
6946094Adjustable sizing tube
There is provided a plastic extrusion sizing tube having a cylinder with a split along its length to allow for radial expansion and reduction of the sizing tube. The cylinder has holes to allow an extrusion within the cylinder to be drawn to the cylinder by a vacuum...
6787092Pipe extrusion die for multi-layer pipe
There is provided a pipe extrusion die that includes a first and second die assembly. The first and second die assembly each include an extrusion head, a nozzle carrying an outer die lip, a hollow mandrel, an inner mandrel carrying an inner die lip, and a layer-form...
6626660Apparatus for production of twisted baked goods
A fermented or yeast leavened dough is continuously fed to a plurality of nozzles and extruded and twisted into a plurality of continuous twisted dough ropes without substantially increasing the density of the dough. The dough is fed to the nozzles by an ...
6619942Tubular film blowing head
A tubular film blowing head is provided with one outer and one inner nozzle ring between which a ring chamber is formed extending in a conical or parabolic manner towards the circular nozzle gap and of which the inner nozzle ring, which is provided with a...
6478567Nozzle assembly for injection molding
A three piece nozzle assembly for injecting molten plastic in an injection molding machine carrying out a high pressure, high volume continuous molding process to mold thin walled parts. A nozzle housing has an internally threaded dual diameter bore in on...
6390800Apparatus for removing threaded parts from plastic injection molds
An apparatus for forming threaded molded parts such as closures for containers having improved means for unthreading the formed part from the mold core. The apparatus includes a cavity part and a core part, the cavity part being rotatable relative to the ...
6328550Nozzle for making snack foods having two or more filled axial cavities
A multiple extrusion nozzle having an outer extrusion segment and an inner extrusion segment for extrusion of casing, particularly potato dough casing material, having two or more axial cavities....
6261081Extruder with variable restriction element
An adjustable variable flow restriction element and an extruder containing the same are provided for mechanically controlling the bulk density of an extruded material. The adjustable flow restriction element is located in an extruder proximate to the die ...
6257863Extruder dies with shaping means
An extruder for forming elongated articles made of a thermoplastic having a cross-section that varies along their length comprising a moveable means for defining an extrusion orifice....
5971731Nose cone for small spin head in flash spinning system
The present invention relates to a novel arrangement for attaching, by screw threads, one device to another wherein the one device has a greater thermal rate of expansion than the other and the devices are assembled at a temperature which is lower than th...
5882695Demountable mold pin and bushing system and replaceable bushings therefor
A guiding mechanism and method are provided for properly aligning molds or portions thereof, such as ejector plates, as they are cycled. The guiding mechanism is an improvement over conventional bushings which require that the mold in which the bushings a...
5770239Machine for domestic use for making, cutting and shaping pasta
The invention concerns a machine for making, cutting and shaping pasta, including at least one unit head for making, cutting or shaping pasta, in which is installed at least one pair of rollers, adjacent to each other and rotating around their respective ...
5648106Injection mold for molding information recording discs
An improved injection mold for molding an information recording disc is provided. It includes a holder frame fitted to a mold fitting plate, a mirror platen member for a stamper held in the holder frame, a tubular inner periphery holder fitted into a cent...
5576032Extrusion die with interchangeable extrusion nozzles
The annular channel elongate nozzle of an extrusion die (10) suitable for use for extrusion into a travelling mold tunnel, has an inner core (16) profiled for attachment to any one of a number of interchangeable end fitting nozzles outlet (100). The profi...
5547358Devices for making artificial egg yolks in the form of discs
Devices are disclosed for forming egg-yolk disks by wire-cutting egg-yolk material extruded from a main cylinder. The main cylinder ends to an extrusion-head. The extrusion head may be threaded on a cylinder to a desired degree, so that during the disk-cu...
5538411Spiral fed multi-layer tubular die
An extrusion die apparatus for extruding a multiple layer tubular product including a plurality of annular die elements mounted co-axially one behind the other on a mandrel forming annular thickness control passages between the die elements and the mandre...
5500239Method and apparatus for the manufacture of a pet food product having a fibrous striated structural matrix
A method and apparatus for the manufacture of a pet food having a transverse, fibrous striated matrix which imparts a superior mechanical cleaning action to the teeth of a pet when chewed. The apparatus includes an extruder through which a fiber bearing f...
5466145Disc base board molding die including stamper plate attaching/detaching device
To injection-mold a base board for an optical disc or the like, an injection molding die includes a stamper plate attaching/detaching device installed therein. The stamper attaching/detaching device includes as essential components a stamper plate attachi...
5460506Home pasta maker
An improved pasta maker (20) is provided having an upper mixing chamber (130), lower extrusion chamber (132), and a communicating passageway (157) therebetween. The mixing chamber (130) is an open top vessel, and the extrusion chamber (132) presents an ou...
5403176Tapered insert die plate for underwater pelletizers
A tapered insert die plate providing a surface-to-surface contact between the insert and die plate to facilitate removal of and insertion of the insert and substantially improve heat transfer from the outside ring of the die plate to the die insert. The t...
5198239Apparatus for co-extruding two food products
An apparatus for co-extruding inner and outer bulk food products into a tubular product, such as a tamale. The device has an inner housing mounted concentrically in the outer housing. A piston locates in the inner housing. An annular piston locates in the...
5176925Extrusion die with static mixer insert
A die for use in an extrusion process is disclosed wherein the die is formed with a flow channel, a portion of which is defined by a removable insert. The insert includes a static mixer arrangement over a predetermined portion thereof in order to create a...
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