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us2854691a plastic extrusion machine google patents in italy

  • US2854691A - Plastic extrusion machine - Google

    US2854691A US577109A US57710956A US2854691A US 2854691 A US2854691 A US 2854691A US 577109 A US577109 A US 577109A US 57710956 A US57710956 A US 57710956A US 2854691 A US2854691 A US 2854691A Authority US United States Prior art keywords nozzle extrusion photo valve air Prior art date 1955-04-12 Legal status (The legal status is an assumption and is not a legal …

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  • US9434099B2 - Extrusion machine with ... -

    extrusion extrusion cylinder cylinder machine casing Prior art date 2011-11-23 Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Active Application number US14/360,278 Other versions US20140322378A1 (en ...

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  • US2191882A - Plastic extrusion molding machine -

    US2191882A US138904A US13890437A US2191882A US 2191882 A US2191882 A US 2191882A US 138904 A US138904 A US 138904A US 13890437 A US13890437 A US 13890437A US 2191882 A US2191882 A US 2191882A Authority US United States Prior art keywords die plunger piston line valve Prior art date 1937-04-26 Legal status (The legal status is an assumption and is not a legal conclusion.

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  • Machine for the production of hollow ... -

    machine extrusion press Prior art date 1926-11-23 Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Expired Application number DEG68758D Other languages German (de) Original Assignee Robert Gluth

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  • US7556419B2 - Machine for mixing and ... - Google

    A machine for the mixing and extrusion of rubber-based and silicone-based plastic materials and method thereof is disclosed, comprising a dump extruder with conical converging twin screws ( 10 ) arranged in a batching chamber ( 12 ) in which the outlet of the dump extruder is temporarily closed by a removable blind flange ( 11 ), the batching chamber also acting as a compounding chamber.

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  • US5261805A - Die for extrusion of blown ... - Google

    The invention relates to the kind of die which has many helical grooves (40) spiralling around a mandrel, and to a new way of feeding the liquid resin from the main supply duct (48) to the grooves. Instead of the usual one groove to one conduit relationship, in the invention the channels (41) to the grooves are intercalated with the conduits (47).

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  • US3730035A - Cutting tubular plastic extrusion -

    US3730035A - Cutting tubular plastic extrusion - Google Patents Cutting tubular plastic extrusion Download PDF Info ... Machine for making sheets of extruded plastics ES8403282A1 (en) 1984-04-01: A method with its making device to form a cake from a sticky pastry material. ...

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  • Home - PureCycle Technologies

    Apparatus and method for fabricating a three-dimensional object in accordance with a CAD-generated specification of the object. A closed-loop extrusion system (10) includes a nozzle (12) for extruding a material, such as a hot melt adhesive; apparatus (14, 18, 46) for controllably positioning the nozzle in accordance with the specification; and a sensor (60) for generating a feedback signal ...

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