JPS57116427U - - Google Patents

Info

Publication number
JPS57116427U
JPS57116427U JP1981003420U JP342081U JPS57116427U JP S57116427 U JPS57116427 U JP S57116427U JP 1981003420 U JP1981003420 U JP 1981003420U JP 342081 U JP342081 U JP 342081U JP S57116427 U JPS57116427 U JP S57116427U
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
JP1981003420U
Other languages
Japanese (ja)
Other versions
JPS6114415Y2 (enrdf_load_html_response
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 JP1981003420U priority Critical patent/JPS6114415Y2/ja
Publication of JPS57116427U publication Critical patent/JPS57116427U/ja
Application granted granted Critical
Publication of JPS6114415Y2 publication Critical patent/JPS6114415Y2/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
    • B29C48/56—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
    • B29C48/25—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
    • B29C48/535—Screws with thread pitch varying along the longitudinal axis

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
JP1981003420U 1981-01-12 1981-01-12 Expired JPS6114415Y2 (enrdf_load_html_response)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1981003420U JPS6114415Y2 (enrdf_load_html_response) 1981-01-12 1981-01-12

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1981003420U JPS6114415Y2 (enrdf_load_html_response) 1981-01-12 1981-01-12

Publications (2)

Publication Number Publication Date
JPS57116427U true JPS57116427U (enrdf_load_html_response) 1982-07-19
JPS6114415Y2 JPS6114415Y2 (enrdf_load_html_response) 1986-05-06

Family

ID=29801850

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1981003420U Expired JPS6114415Y2 (enrdf_load_html_response) 1981-01-12 1981-01-12

Country Status (1)

Country Link
JP (1) JPS6114415Y2 (enrdf_load_html_response)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017222156A (ja) * 2016-04-06 2017-12-21 デイビス − スタンダード、エルエルシー 様々な角度及び深さの溝を有する可塑化装置用スクリュ

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017222156A (ja) * 2016-04-06 2017-12-21 デイビス − スタンダード、エルエルシー 様々な角度及び深さの溝を有する可塑化装置用スクリュ
US11192279B2 (en) 2016-04-06 2021-12-07 Davis-Standard, Llc Plasticating apparatus screw having grooves of varying angles and depths

Also Published As

Publication number Publication date
JPS6114415Y2 (enrdf_load_html_response) 1986-05-06

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