JPH01145413U - - Google Patents

Info

Publication number
JPH01145413U
JPH01145413U JP4318288U JP4318288U JPH01145413U JP H01145413 U JPH01145413 U JP H01145413U JP 4318288 U JP4318288 U JP 4318288U JP 4318288 U JP4318288 U JP 4318288U JP H01145413 U JPH01145413 U JP H01145413U
Authority
JP
Japan
Prior art keywords
cavity
band
mold
ring
injection hole
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
JP4318288U
Other languages
English (en)
Other versions
JPH0518107Y2 (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 JP4318288U priority Critical patent/JPH0518107Y2/ja
Publication of JPH01145413U publication Critical patent/JPH01145413U/ja
Application granted granted Critical
Publication of JPH0518107Y2 publication Critical patent/JPH0518107Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Moulds For Moulding Plastics Or The Like (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)

Description

【図面の簡単な説明】
第1図は本考案の実施例によるプラスチツク注
型ガスケツトの平面図、第2図は第1図の―
線に沿つた断面図、第3図はモールドと組み合わ
せられたガスケツトを示す断面図、第4図は従来
のレンズ注型を示すための断面図、第5図は従来
の他のレンズ注型を示すための斜視図である。 1……ガスケツト、2……筒状体、2a……筒
状体の内周面、3……リング状突起帯、3a……
突起帯の上端面、3b……突起帯の下端面、4…
…側壁、5……注入穴、5a……上側開口、5b
……下側開口、6……筒状体の内部、7……突起
部、8……上型モモールド、9……下型モールド
、10……キヤビテイ。

Claims (1)

  1. 【実用新案登録請求の範囲】 筒状体が、上型モールドと下型モールドを嵌挿
    保持できる大きさの内周面を有し、 この内周面に、その円周方向にリング状突起帯
    が形成され、 この突起帯の上端面と下端面にそれぞれ、上型
    モールドの下面と下型モールドの上面が接触して
    、突起帯と両モールドの間にキヤビテイを形成可
    能であり、 キヤビテイに樹脂を充填するための注入穴がリ
    ング状突起帯の下側でキヤビテイに開口し、 注入穴の上側開口が上向きに形成されているこ
    とを特徴とするプラスチツクレンズ注型ガスケツ
    ト。
JP4318288U 1988-03-31 1988-03-31 Expired - Lifetime JPH0518107Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4318288U JPH0518107Y2 (ja) 1988-03-31 1988-03-31

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4318288U JPH0518107Y2 (ja) 1988-03-31 1988-03-31

Publications (2)

Publication Number Publication Date
JPH01145413U true JPH01145413U (ja) 1989-10-05
JPH0518107Y2 JPH0518107Y2 (ja) 1993-05-14

Family

ID=31269587

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4318288U Expired - Lifetime JPH0518107Y2 (ja) 1988-03-31 1988-03-31

Country Status (1)

Country Link
JP (1) JPH0518107Y2 (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7842203B2 (en) 2003-10-31 2010-11-30 Hoya Corporation Gasket for molding plastic lens

Also Published As

Publication number Publication date
JPH0518107Y2 (ja) 1993-05-14

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