JPS4896660A - - Google Patents

Info

Publication number
JPS4896660A
JPS4896660A JP47029910A JP2991072A JPS4896660A JP S4896660 A JPS4896660 A JP S4896660A JP 47029910 A JP47029910 A JP 47029910A JP 2991072 A JP2991072 A JP 2991072A JP S4896660 A JPS4896660 A JP S4896660A
Authority
JP
Japan
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.)
Granted
Application number
JP47029910A
Other languages
Japanese (ja)
Other versions
JPS5131823B2 (enrdf_load_stackoverflow
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
Priority to JP47029910A priority Critical patent/JPS5131823B2/ja
Publication of JPS4896660A publication Critical patent/JPS4896660A/ja
Publication of JPS5131823B2 publication Critical patent/JPS5131823B2/ja
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
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/505—Screws
    • B29C48/62—Screws characterised by the shape of the thread channel, e.g. U-shaped
    • 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
    • B29C48/25—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Molding Of Porous Articles (AREA)
JP47029910A 1972-03-25 1972-03-25 Expired JPS5131823B2 (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP47029910A JPS5131823B2 (enrdf_load_stackoverflow) 1972-03-25 1972-03-25

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP47029910A JPS5131823B2 (enrdf_load_stackoverflow) 1972-03-25 1972-03-25

Publications (2)

Publication Number Publication Date
JPS4896660A true JPS4896660A (enrdf_load_stackoverflow) 1973-12-10
JPS5131823B2 JPS5131823B2 (enrdf_load_stackoverflow) 1976-09-09

Family

ID=12289132

Family Applications (1)

Application Number Title Priority Date Filing Date
JP47029910A Expired JPS5131823B2 (enrdf_load_stackoverflow) 1972-03-25 1972-03-25

Country Status (1)

Country Link
JP (1) JPS5131823B2 (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51109072A (en) * 1975-03-20 1976-09-27 Sumitomo Electric Industries Hatsuhotaino oshidashihoho
JPS52112662A (en) * 1976-03-19 1977-09-21 Furukawa Electric Co Ltd Screw for extruder

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51109072A (en) * 1975-03-20 1976-09-27 Sumitomo Electric Industries Hatsuhotaino oshidashihoho
JPS52112662A (en) * 1976-03-19 1977-09-21 Furukawa Electric Co Ltd Screw for extruder

Also Published As

Publication number Publication date
JPS5131823B2 (enrdf_load_stackoverflow) 1976-09-09

Similar Documents

Publication Publication Date Title
JPS5138364B2 (enrdf_load_stackoverflow)
JPS5322341Y2 (enrdf_load_stackoverflow)
JPS4928343A (enrdf_load_stackoverflow)
JPS48100463A (enrdf_load_stackoverflow)
JPS5131823B2 (enrdf_load_stackoverflow)
JPS4893953A (enrdf_load_stackoverflow)
JPS4938950U (enrdf_load_stackoverflow)
FR2198910B1 (enrdf_load_stackoverflow)
JPS5443378B2 (enrdf_load_stackoverflow)
JPS495452U (enrdf_load_stackoverflow)
JPS4978781A (enrdf_load_stackoverflow)
CS154184B1 (enrdf_load_stackoverflow)
JPS4921182A (enrdf_load_stackoverflow)
CH559473A5 (enrdf_load_stackoverflow)
CH566074A5 (enrdf_load_stackoverflow)
CH573364A5 (enrdf_load_stackoverflow)
BG18120A1 (enrdf_load_stackoverflow)
BG18269A1 (enrdf_load_stackoverflow)
BG19971A1 (enrdf_load_stackoverflow)
BG21139A1 (enrdf_load_stackoverflow)
BG22428A1 (enrdf_load_stackoverflow)
CH1762972A4 (enrdf_load_stackoverflow)
CH575352A5 (enrdf_load_stackoverflow)
NL7311440A (enrdf_load_stackoverflow)
CH560602A5 (enrdf_load_stackoverflow)