JPH0261631U - - Google Patents

Info

Publication number
JPH0261631U
JPH0261631U JP13996088U JP13996088U JPH0261631U JP H0261631 U JPH0261631 U JP H0261631U JP 13996088 U JP13996088 U JP 13996088U JP 13996088 U JP13996088 U JP 13996088U JP H0261631 U JPH0261631 U JP H0261631U
Authority
JP
Japan
Prior art keywords
pusher
screw
backflow prevention
sealing surface
injection molding
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
JP13996088U
Other languages
English (en)
Other versions
JPH054985Y2 (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 JP1988139960U priority Critical patent/JPH054985Y2/ja
Publication of JPH0261631U publication Critical patent/JPH0261631U/ja
Application granted granted Critical
Publication of JPH054985Y2 publication Critical patent/JPH054985Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime 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図は本考案に基づく非ツレマイ式逆流防止
装置実施例のスクリユ回転中の状態を示す断面図
で、第２図は本考案に基づく非ツレマイ式逆流防
止装置実施例の射出・保圧中およびスクリユ回転
初期の状態を示す断面図で、第３図は従来におけ
るツレマイ式逆流防止装置を示す断面図で、第４
図は従来における非ツレマイ式逆流防止装置を示
す断面図である。 １……スクリユヘツド、２……逆流防止リング
、３……スクリユ、４……シリンダ、５……押金
、６……マサツリング、７……カラー、８……オ
シガネ、Ａ……スクリユ初期回転中の摺動面（シ
ール面）。

Claims (1)

    【実用新案登録請求の範囲】
  1. スクリユヘツド１とスクリユ３との間の円柱部
    に嵌合してシール面を有する押金５と、前記押金
    ５との間に環状の溶融樹脂通路を形成し前記押金
    ５とのシール面の間で前記通路を遮断しスクリユ
    ３と共に回転しないように設けられた逆流防止リ
    ング２、を有するインラインスクリユ式射出成形
    機において、押金５をカラー７とオシガネ８より
    形成し、前記オシガネ８がセラミツク製であるこ
    とを特徴とする射出成形機の逆流防止装置。
JP1988139960U 1988-10-28 1988-10-28 Expired - Lifetime JPH054985Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988139960U JPH054985Y2 (ja) 1988-10-28 1988-10-28

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988139960U JPH054985Y2 (ja) 1988-10-28 1988-10-28

Publications (2)

Publication Number Publication Date
JPH0261631U true JPH0261631U (ja) 1990-05-08
JPH054985Y2 JPH054985Y2 (ja) 1993-02-09

Family

ID=31403700

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988139960U Expired - Lifetime JPH054985Y2 (ja) 1988-10-28 1988-10-28

Country Status (1)

Country Link
JP (1) JPH054985Y2 (ja)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61168912U (ja) * 1985-04-11 1986-10-20
JPS6226177U (ja) * 1985-07-26 1987-02-17

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61168912U (ja) * 1985-04-11 1986-10-20
JPS6226177U (ja) * 1985-07-26 1987-02-17

Also Published As

Publication number Publication date
JPH054985Y2 (ja) 1993-02-09

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