GB237824A - Improvements relating to extrusion apparatus for making tubes - Google Patents

Improvements relating to extrusion apparatus for making tubes

Info

Publication number
GB237824A
GB237824A GB4832/25A GB483225A GB237824A GB 237824 A GB237824 A GB 237824A GB 4832/25 A GB4832/25 A GB 4832/25A GB 483225 A GB483225 A GB 483225A GB 237824 A GB237824 A GB 237824A
Authority
GB
United Kingdom
Prior art keywords
improvements relating
extrusion apparatus
making tubes
centred
tubes
Prior art date
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
GB4832/25A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to GB4832/25A priority Critical patent/GB237824A/en
Publication of GB237824A publication Critical patent/GB237824A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)

Abstract

237,824. Bolle, L. Feb. 21, 1925. Extrusion machines.-A die for attachment to a screw press consists of a spindle b centred by discs d, d<1> having openings round their peripheries, and a draw plate B centred by four bolts s. The device is intended for use with material having a casein base.
GB4832/25A 1925-02-21 1925-02-21 Improvements relating to extrusion apparatus for making tubes Expired GB237824A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB4832/25A GB237824A (en) 1925-02-21 1925-02-21 Improvements relating to extrusion apparatus for making tubes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4832/25A GB237824A (en) 1925-02-21 1925-02-21 Improvements relating to extrusion apparatus for making tubes

Publications (1)

Publication Number Publication Date
GB237824A true GB237824A (en) 1925-08-06

Family

ID=9784624

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4832/25A Expired GB237824A (en) 1925-02-21 1925-02-21 Improvements relating to extrusion apparatus for making tubes

Country Status (1)

Country Link
GB (1) GB237824A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2952873A (en) * 1958-04-21 1960-09-20 Allied Chem Apparatus for extrusion of plastic pipe
US3084386A (en) * 1955-10-17 1963-04-09 Milo R Gerow Extrusion machines and methods for tubing and sheeting
DE2462183A1 (en) * 1974-03-22 1976-04-29 Wilhelm Hegler Extrusion head for applying high viscosity sheathing - by splitting the melt flow to avoid high back pressure on entry
DE2413877C3 (en) 1974-03-22 1979-02-01 Hegler, Wilhelm, 8730 Bad Kissingen Extrusion head for continuously sheathing a pipe or cable

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3084386A (en) * 1955-10-17 1963-04-09 Milo R Gerow Extrusion machines and methods for tubing and sheeting
US2952873A (en) * 1958-04-21 1960-09-20 Allied Chem Apparatus for extrusion of plastic pipe
DE2462183A1 (en) * 1974-03-22 1976-04-29 Wilhelm Hegler Extrusion head for applying high viscosity sheathing - by splitting the melt flow to avoid high back pressure on entry
DE2413877C3 (en) 1974-03-22 1979-02-01 Hegler, Wilhelm, 8730 Bad Kissingen Extrusion head for continuously sheathing a pipe or cable

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