JPH0388716U - - Google Patents

Info

Publication number
JPH0388716U
JPH0388716U JP14865689U JP14865689U JPH0388716U JP H0388716 U JPH0388716 U JP H0388716U JP 14865689 U JP14865689 U JP 14865689U JP 14865689 U JP14865689 U JP 14865689U JP H0388716 U JPH0388716 U JP H0388716U
Authority
JP
Japan
Prior art keywords
backflow prevention
ring
injection molding
molding machine
screw head
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
JP14865689U
Other languages
English (en)
Other versions
JPH069830Y2 (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 JP14865689U priority Critical patent/JPH069830Y2/ja
Publication of JPH0388716U publication Critical patent/JPH0388716U/ja
Application granted granted Critical
Publication of JPH069830Y2 publication Critical patent/JPH069830Y2/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図は本考案による射出成形機の逆流防止装
置を示した図であり、第2図は従来の射出成形機
の逆流防止装置を示した図である。 1……スクリユヘツド、1a……スクリユヘツ
ド後端面、1b……スクリユヘツド軸部、2……
中間リング、2a……中間リング前端面、2b…
…(中間リング)爪、3……逆流防止リング、3
a……(逆流防止リング)爪、3b……逆流防止
リング後端面、3c……逆流防止リング内面、3
d……逆流防止リング外周面、4……スクリユ、
4a……スクリユ前端面、5……シリンダ。

Claims (1)

  1. 【実用新案登録請求の範囲】 スクリユヘツド1とスクリユ4の間に前後方向
    に対し摺動可能に配置し先端に爪3aを有する逆
    流防止リング3から成る射出成形機の逆流防止装
    置において、 前記スクリユヘツド1と前記逆流防止リング3
    の間に前後方向に摺動可能な中間リング2を配置
    し、前記中間リング3の後端に前記逆流防止リン
    グ3の爪3aと相互に噛み合う爪2bを設けたこ
    とを特徴とする射出成形機の逆流防止装置。
JP14865689U 1989-12-26 1989-12-26 射出成形機の逆流防止装置 Expired - Lifetime JPH069830Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14865689U JPH069830Y2 (ja) 1989-12-26 1989-12-26 射出成形機の逆流防止装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14865689U JPH069830Y2 (ja) 1989-12-26 1989-12-26 射出成形機の逆流防止装置

Publications (2)

Publication Number Publication Date
JPH0388716U true JPH0388716U (ja) 1991-09-10
JPH069830Y2 JPH069830Y2 (ja) 1994-03-16

Family

ID=31695099

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14865689U Expired - Lifetime JPH069830Y2 (ja) 1989-12-26 1989-12-26 射出成形機の逆流防止装置

Country Status (1)

Country Link
JP (1) JPH069830Y2 (ja)

Also Published As

Publication number Publication date
JPH069830Y2 (ja) 1994-03-16

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