IN161703B - - Google Patents

Info

Publication number
IN161703B
IN161703B IN560/DEL/84A IN560DE1984A IN161703B IN 161703 B IN161703 B IN 161703B IN 560DE1984 A IN560DE1984 A IN 560DE1984A IN 161703 B IN161703 B IN 161703B
Authority
IN
India
Prior art keywords
section
metering section
pitch
screw
metering
Prior art date
Application number
IN560/DEL/84A
Other languages
English (en)
Inventor
Heung-Tai Kim
Original Assignee
Goodrich Co B F
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 Goodrich Co B F filed Critical Goodrich Co B F
Publication of IN161703B publication Critical patent/IN161703B/en

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
    • B29C48/565—Screws having projections other than the thread, e.g. pins
    • 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
    • B29C48/53—Screws having a varying channel depth, e.g. varying the diameter of the longitudinal screw trunk
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2027/00—Use of polyvinylhalogenides or derivatives thereof as moulding material
    • B29K2027/06—PVC, i.e. polyvinylchloride

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Formation And Processing Of Food Products (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Disintegrating Or Milling (AREA)
IN560/DEL/84A 1983-08-01 1984-07-10 IN161703B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US51947383A 1983-08-01 1983-08-01

Publications (1)

Publication Number Publication Date
IN161703B true IN161703B (de) 1988-01-16

Family

ID=24068451

Family Applications (1)

Application Number Title Priority Date Filing Date
IN560/DEL/84A IN161703B (de) 1983-08-01 1984-07-10

Country Status (12)

Country Link
EP (1) EP0133979B1 (de)
JP (1) JPS6063125A (de)
AT (1) ATE54093T1 (de)
AU (1) AU577052B2 (de)
BR (1) BR8403785A (de)
CA (1) CA1231813A (de)
DE (1) DE3482576D1 (de)
EG (1) EG17003A (de)
ES (1) ES534724A0 (de)
IN (1) IN161703B (de)
MX (1) MX160291A (de)
NO (1) NO843034L (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4994223A (en) * 1989-06-16 1991-02-19 Bomatic, Inc. Extruder screw and method for the extrusion of thermally sensitive thermoplastic materials
RU2134639C1 (ru) * 1998-04-02 1999-08-20 Кононов Олег Владимирович Способ обработки полимерного материала и устройство для его осуществления
CN112553781B (zh) * 2020-11-03 2022-07-29 广西德福莱医疗器械有限公司 熔喷布挤出方法
CN113276385B (zh) * 2021-06-08 2023-01-31 河南工业职业技术学院 一种挤出速率可控的挤塑成型模具

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3449793A (en) * 1967-04-21 1969-06-17 Intern Rubber Ind Inc Machine for working rubber and like plastics
US3762693A (en) * 1971-04-13 1973-10-02 Western Electric Co Methods of and apparatus for advancing and working thermoplastic materials

Also Published As

Publication number Publication date
EP0133979A2 (de) 1985-03-13
EP0133979B1 (de) 1990-06-27
BR8403785A (pt) 1985-07-09
EG17003A (en) 1990-12-30
ATE54093T1 (de) 1990-07-15
DE3482576D1 (en) 1990-08-02
AU3086984A (en) 1985-02-07
EP0133979A3 (en) 1986-06-04
ES8601757A1 (es) 1985-11-16
CA1231813A (en) 1988-01-26
JPS6063125A (ja) 1985-04-11
MX160291A (es) 1990-01-25
ES534724A0 (es) 1985-11-16
NO843034L (no) 1985-02-04
AU577052B2 (en) 1988-09-15

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