JPS644619U - - Google Patents

Info

Publication number
JPS644619U
JPS644619U JP10029487U JP10029487U JPS644619U JP S644619 U JPS644619 U JP S644619U JP 10029487 U JP10029487 U JP 10029487U JP 10029487 U JP10029487 U JP 10029487U JP S644619 U JPS644619 U JP S644619U
Authority
JP
Japan
Prior art keywords
screw
ring valve
diameter
tip
recess
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.)
Granted
Application number
JP10029487U
Other languages
English (en)
Other versions
JPH0445862Y2 (ja
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 JP10029487U priority Critical patent/JPH0445862Y2/ja
Publication of JPS644619U publication Critical patent/JPS644619U/ja
Application granted granted Critical
Publication of JPH0445862Y2 publication Critical patent/JPH0445862Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Injection Moulding Of Plastics Or The Like (AREA)

Description

【図面の簡単な説明】
第1図は本考案の実施例であり、要部の断面図
、第2図は実施例中のリングバルブの側面図、第
3図は実施例中のリングバルブの平面図、第4図
は従来の射出装置の要部の断面図である。 5…スクリユヘツド細径部、6…リングバルブ
、7…大径凹部、9…らせん状の溝、11…貫通
孔。

Claims (1)

    【実用新案登録請求の範囲】
  1. スクリユの先端に螺合したスクリユヘツド細径
    部にリングバルブを前後動および回動自在に装着
    し、該スクリユ先端に対向する該リングバルブの
    後端の内面にスクリユの軸径より小さい径で大径
    凹部を穿設し、また、前記リングバルブ外周面に
    、スクリユ溝と同一方向に、らせん状の溝を前端
    を開口して形成し、らせん状の溝後部に前記大径
    凹部に開口する複数の貫通孔を設けたことを特徴
    とする射出成形装置のスクリユ。
JP10029487U 1987-06-30 1987-06-30 Expired JPH0445862Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10029487U JPH0445862Y2 (ja) 1987-06-30 1987-06-30

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10029487U JPH0445862Y2 (ja) 1987-06-30 1987-06-30

Publications (2)

Publication Number Publication Date
JPS644619U true JPS644619U (ja) 1989-01-12
JPH0445862Y2 JPH0445862Y2 (ja) 1992-10-28

Family

ID=31328247

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10029487U Expired JPH0445862Y2 (ja) 1987-06-30 1987-06-30

Country Status (1)

Country Link
JP (1) JPH0445862Y2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05237888A (ja) * 1991-04-30 1993-09-17 Fuji Photo Film Co Ltd 射出成形機の逆流防止弁

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102958666B (zh) 2010-10-25 2015-08-05 三菱重工塑胶科技有限公司 注塑成形用塑化螺杆及使用了该螺杆的注塑成形方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05237888A (ja) * 1991-04-30 1993-09-17 Fuji Photo Film Co Ltd 射出成形機の逆流防止弁

Also Published As

Publication number Publication date
JPH0445862Y2 (ja) 1992-10-28

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