NL7407293A - - Google Patents

Info

Publication number
NL7407293A
NL7407293A NL7407293A NL7407293A NL7407293A NL 7407293 A NL7407293 A NL 7407293A NL 7407293 A NL7407293 A NL 7407293A NL 7407293 A NL7407293 A NL 7407293A NL 7407293 A NL7407293 A NL 7407293A
Authority
NL
Netherlands
Application number
NL7407293A
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 filed Critical
Publication of NL7407293A publication Critical patent/NL7407293A/xx

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
    • B29C48/68—Barrels or cylinders
    • B29C48/685—Barrels or cylinders characterised by their inner surfaces, e.g. having grooves, projections or threads
    • B29C48/686—Barrels or cylinders characterised by their inner surfaces, e.g. having grooves, projections or threads having grooves or cavities
    • 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
    • B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
    • 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
    • B29C48/56—Screws having grooves or cavities other than the thread or the channel
    • 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)
  • Structures Of Non-Positive Displacement Pumps (AREA)
NL7407293A 1973-06-22 1974-05-30 NL7407293A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH910573A CH551853A (de) 1973-06-22 1973-06-22 Schneckenpresse.

Publications (1)

Publication Number Publication Date
NL7407293A true NL7407293A (enrdf_load_stackoverflow) 1974-12-24

Family

ID=4348371

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7407293A NL7407293A (enrdf_load_stackoverflow) 1973-06-22 1974-05-30

Country Status (9)

Country Link
JP (1) JPS50135166A (enrdf_load_stackoverflow)
AT (1) AT339582B (enrdf_load_stackoverflow)
CH (1) CH551853A (enrdf_load_stackoverflow)
DE (1) DE2418107A1 (enrdf_load_stackoverflow)
FR (1) FR2234124B1 (enrdf_load_stackoverflow)
GB (1) GB1428058A (enrdf_load_stackoverflow)
IT (1) IT1018599B (enrdf_load_stackoverflow)
NL (1) NL7407293A (enrdf_load_stackoverflow)
SE (1) SE405336B (enrdf_load_stackoverflow)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS567459Y2 (enrdf_load_stackoverflow) * 1976-09-14 1981-02-18
DE2934297A1 (de) * 1979-08-24 1981-03-26 Eberhard Dipl.-Ing. 7000 Stuttgart Grünschloß Mehrgaengige extruderschnecke
JPS56129582U (enrdf_load_stackoverflow) * 1980-03-03 1981-10-01
CH649738A5 (fr) * 1982-12-21 1985-06-14 Maillefer Sa Extrudeuse a vis pour matieres plastiques.
JPS61227003A (ja) * 1985-04-01 1986-10-09 Toshiba Mach Co Ltd サブフライトを備えたプラスチツク成形用スクリユ
JPS63176606U (enrdf_load_stackoverflow) * 1987-05-06 1988-11-16
JP7034422B2 (ja) * 2018-02-13 2022-03-14 株式会社日本製鋼所 ２軸押出機、減速機及び押出方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2639464A (en) * 1950-01-03 1953-05-26 Nat Rubber Machinery Co Extrusion apparatus

Also Published As

Publication number Publication date
GB1428058A (en) 1976-03-17
IT1018599B (it) 1977-10-20
ATA354574A (de) 1977-02-15
JPS50135166A (enrdf_load_stackoverflow) 1975-10-27
CH551853A (de) 1974-07-31
FR2234124A1 (enrdf_load_stackoverflow) 1975-01-17
FR2234124B1 (enrdf_load_stackoverflow) 1977-09-30
AT339582B (de) 1977-10-25
SE405336B (sv) 1978-12-04
SE7406418L (enrdf_load_stackoverflow) 1974-12-23
DE2418107A1 (de) 1975-01-23

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Legal Events

Date Code Title Description
BV The patent application has lapsed