GB8310029D0 - Conveying screws - Google Patents

Conveying screws

Info

Publication number
GB8310029D0
GB8310029D0 GB838310029A GB8310029A GB8310029D0 GB 8310029 D0 GB8310029 D0 GB 8310029D0 GB 838310029 A GB838310029 A GB 838310029A GB 8310029 A GB8310029 A GB 8310029A GB 8310029 D0 GB8310029 D0 GB 8310029D0
Authority
GB
United Kingdom
Prior art keywords
conveying screws
screws
conveying
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.)
Withdrawn
Application number
GB838310029A
Other versions
GB2137893A (en
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 GB08310029A priority Critical patent/GB2137893A/en
Publication of GB8310029D0 publication Critical patent/GB8310029D0/en
Publication of GB2137893A publication Critical patent/GB2137893A/en
Withdrawn legal-status Critical Current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
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/505—Screws
    • B29C48/64—Screws with two or more threads
    • B29C48/65—Screws with two or more threads neighbouring threads or channels having different configurations, e.g. one thread being lower than its neighbouring thread
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
GB08310029A 1983-04-13 1983-04-13 Improvements in or relating to conveying screws Withdrawn GB2137893A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08310029A GB2137893A (en) 1983-04-13 1983-04-13 Improvements in or relating to conveying screws

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08310029A GB2137893A (en) 1983-04-13 1983-04-13 Improvements in or relating to conveying screws

Publications (2)

Publication Number Publication Date
GB8310029D0 true GB8310029D0 (en) 1983-05-18
GB2137893A GB2137893A (en) 1984-10-17

Family

ID=10541051

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08310029A Withdrawn GB2137893A (en) 1983-04-13 1983-04-13 Improvements in or relating to conveying screws

Country Status (1)

Country Link
GB (1) GB2137893A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3744553A1 (en) * 1987-12-30 1989-07-13 Toshiba Machine Co Ltd SNAIL FOR USE IN AN INJECTION MOLDING MACHINE OF THE VENTILATION TYPE
KR0140270B1 (en) * 1994-05-10 1998-06-01 김만제 Chaos screw
US6672753B1 (en) * 2002-02-25 2004-01-06 New Castle Industries, Inc. Apparatus for plasticating thermoplastics
US7014353B2 (en) 2002-02-25 2006-03-21 New Castle Industries, Inc. Plasticating screw and apparatus
US7156550B2 (en) 2004-07-22 2007-01-02 Xaloy, Inc. Apparatus for plasticating thermoplastic resin including polypropylene
DE102006011068A1 (en) * 2006-03-08 2007-09-13 Krauss-Maffei Kunststofftechnik Gmbh extruder screw

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT307710B (en) * 1967-11-13 1973-06-12 Semperit Ag Mixing and conveying device
DE2032197A1 (en) * 1970-06-30 1972-01-05 Uniroyal Ag Method and device for processing highly viscous materials, in particular rubber mixtures, in single-screw ex truders
US3884451A (en) * 1973-01-17 1975-05-20 Exxon Research Engineering Co Mixing apparatus and method
GB1591730A (en) * 1977-12-08 1981-06-24 Iddon Bros Ltd Screws for extruding machines

Also Published As

Publication number Publication date
GB2137893A (en) 1984-10-17

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)