JPS6387002U - - Google Patents

Info

Publication number
JPS6387002U
JPS6387002U JP18121286U JP18121286U JPS6387002U JP S6387002 U JPS6387002 U JP S6387002U JP 18121286 U JP18121286 U JP 18121286U JP 18121286 U JP18121286 U JP 18121286U JP S6387002 U JPS6387002 U JP S6387002U
Authority
JP
Japan
Prior art keywords
backflow prevention
friction ring
ring
ceramic
rotating
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
JP18121286U
Other languages
Japanese (ja)
Other versions
JPH034483Y2 (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 JP1986181212U priority Critical patent/JPH034483Y2/ja
Publication of JPS6387002U publication Critical patent/JPS6387002U/ja
Application granted granted Critical
Publication of JPH034483Y2 publication Critical patent/JPH034483Y2/ja
Expired legal-status Critical Current

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Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は、本考案の一実施例及び従来例に係る
逆流防止装置の半断面図である。 １……スクリユーヘツド、２……摩擦リング、
３……逆流防止リング、４……押し金。 FIG. 1 is a half-sectional view of a backflow prevention device according to an embodiment of the present invention and a conventional example. 1...screw head, 2...friction ring,
3...Backflow prevention ring, 4...Press metal.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] インラインスクリユー式の射出成形機のスクリ
ユーヘツドと逆流防止リングとの回転摺動部分に
、摩擦リングを設けてなるものにおいて、該摩擦
リング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。 An in-line screw type injection molding machine in which a friction ring is provided on the rotating and sliding portion of the screw head and the backflow prevention ring, wherein the friction ring is made of ceramic. Backflow prevention device.
JP1986181212U 1986-11-26 1986-11-26 Expired JPH034483Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1986181212U JPH034483Y2 (en) 1986-11-26 1986-11-26

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986181212U JPH034483Y2 (en) 1986-11-26 1986-11-26

Publications (2)

Publication Number Publication Date
JPS6387002U true JPS6387002U (en) 1988-06-07
JPH034483Y2 JPH034483Y2 (en) 1991-02-06

Family

ID=31125874

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1986181212U Expired JPH034483Y2 (en) 1986-11-26 1986-11-26

Country Status (1)

Country Link
JP (1) JPH034483Y2 (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58163221U (en) * 1982-04-23 1983-10-31 株式会社日本製鋼所 Backflow prevention device for injection molding machine
JPS5933128A (en) * 1982-08-19 1984-02-22 Hitachi Metals Ltd Cylinder for injection molder and extruder
JPS60178115U (en) * 1984-05-08 1985-11-26 東芝機械株式会社 Backflow prevention ring for injection molding machine

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58163221U (en) * 1982-04-23 1983-10-31 株式会社日本製鋼所 Backflow prevention device for injection molding machine
JPS5933128A (en) * 1982-08-19 1984-02-22 Hitachi Metals Ltd Cylinder for injection molder and extruder
JPS60178115U (en) * 1984-05-08 1985-11-26 東芝機械株式会社 Backflow prevention ring for injection molding machine

Also Published As

Publication number Publication date
JPH034483Y2 (en) 1991-02-06

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