JPH0193414U - - Google Patents

Info

Publication number
JPH0193414U
JPH0193414U JP18925987U JP18925987U JPH0193414U JP H0193414 U JPH0193414 U JP H0193414U JP 18925987 U JP18925987 U JP 18925987U JP 18925987 U JP18925987 U JP 18925987U JP H0193414 U JPH0193414 U JP H0193414U
Authority
JP
Japan
Prior art keywords
ring
valve
valve body
ring valve
molding machine
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.)
Pending
Application number
JP18925987U
Other languages
English (en)
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 JP18925987U priority Critical patent/JPH0193414U/ja
Publication of JPH0193414U publication Critical patent/JPH0193414U/ja
Pending 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図はこの考案に係るリングバルブの一実施
例を示す全体斜視図、第2図はその断面図、第3
図はこの考案のリングバルブを射出成形機に装着
したチヤージ時における要部の断面図、第4図は
同じく射出時における要部の断面図、第5図は従
来構造のリングバルブを射出成形機に装着した要
部の断面図である。 10……スクリユ、11……スクリユヘツド大
径部、12……スクリユ溝部、15……樹脂通路
、30……リングバルブ、31……バルブ本体、
35……前リング部。

Claims (1)

    【実用新案登録請求の範囲】
  1. スクリユヘツド大径部とスクリユ溝部との間の
    樹脂通路を開閉するために設けられたリングバル
    ブにおいて、金属よりなるバルブ本体前部に、バ
    レル内面より小径の外周面を有するセラミツク材
    よりなる前リング部を前記バルブ本体と一体に形
    成したことを特徴とする射出成形機のリングバル
    ブ。
JP18925987U 1987-12-11 1987-12-11 Pending JPH0193414U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18925987U JPH0193414U (ja) 1987-12-11 1987-12-11

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18925987U JPH0193414U (ja) 1987-12-11 1987-12-11

Publications (1)

Publication Number Publication Date
JPH0193414U true JPH0193414U (ja) 1989-06-20

Family

ID=31480305

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18925987U Pending JPH0193414U (ja) 1987-12-11 1987-12-11

Country Status (1)

Country Link
JP (1) JPH0193414U (ja)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4922466A (ja) * 1972-06-21 1974-02-27
JPS62130818A (ja) * 1985-11-30 1987-06-13 Meiki Co Ltd 射出成形機
JPS62199416A (ja) * 1986-02-27 1987-09-03 Japan Steel Works Ltd:The 射出成形機の逆流防止リング
JPS6487218A (en) * 1987-09-30 1989-03-31 Ngk Insulators Ltd Backflow prevention valve for injection molding machine

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4922466A (ja) * 1972-06-21 1974-02-27
JPS62130818A (ja) * 1985-11-30 1987-06-13 Meiki Co Ltd 射出成形機
JPS62199416A (ja) * 1986-02-27 1987-09-03 Japan Steel Works Ltd:The 射出成形機の逆流防止リング
JPS6487218A (en) * 1987-09-30 1989-03-31 Ngk Insulators Ltd Backflow prevention valve for injection molding machine

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