JPH0186517U - - Google Patents

Info

Publication number
JPH0186517U
JPH0186517U JP1987181918U JP18191887U JPH0186517U JP H0186517 U JPH0186517 U JP H0186517U JP 1987181918 U JP1987181918 U JP 1987181918U JP 18191887 U JP18191887 U JP 18191887U JP H0186517 U JPH0186517 U JP H0186517U
Authority
JP
Japan
Prior art keywords
seal
packing
screw
molten resin
stages
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
JP1987181918U
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 JP1987181918U priority Critical patent/JPH0186517U/ja
Publication of JPH0186517U publication Critical patent/JPH0186517U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Extrusion Moulding Of Plastics Or The Like (AREA)

Description

【図面の簡単な説明】
第1図は本考案の一実施例に係る溶融樹脂用シ
ールの断面図、第2図は従来のプラスチツク用タ
ンデム押出機の断面図、第3図はその溶融樹脂用
シールの断面図である。 13……スクリユシール部、17……ねじ溝、
18……パツキン、19,19′……パツキン押
え、l……ねじ溝の刻設範囲。

Claims (1)

    【実用新案登録請求の範囲】
  1. スクリユシール部に軸径よりも長い範囲に刻設
    されたねじ溝と、グランド部に2段に装着された
    2組のパツキンおよびパツキン押えとを有してな
    ることを特徴とする溶融樹脂用シール。
JP1987181918U 1987-12-01 1987-12-01 Pending JPH0186517U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987181918U JPH0186517U (ja) 1987-12-01 1987-12-01

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987181918U JPH0186517U (ja) 1987-12-01 1987-12-01

Publications (1)

Publication Number Publication Date
JPH0186517U true JPH0186517U (ja) 1989-06-08

Family

ID=31473381

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987181918U Pending JPH0186517U (ja) 1987-12-01 1987-12-01

Country Status (1)

Country Link
JP (1) JPH0186517U (ja)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5513072B2 (ja) * 1974-01-18 1980-04-05
JPS56524B2 (ja) * 1976-09-30 1981-01-08

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5513072B2 (ja) * 1974-01-18 1980-04-05
JPS56524B2 (ja) * 1976-09-30 1981-01-08

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