JPH0368961U - - Google Patents

Info

Publication number
JPH0368961U
JPH0368961U JP12692489U JP12692489U JPH0368961U JP H0368961 U JPH0368961 U JP H0368961U JP 12692489 U JP12692489 U JP 12692489U JP 12692489 U JP12692489 U JP 12692489U JP H0368961 U JPH0368961 U JP H0368961U
Authority
JP
Japan
Prior art keywords
plug body
iron skin
plug
gas supply
approximately
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
JP12692489U
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 JP12692489U priority Critical patent/JPH0368961U/ja
Publication of JPH0368961U publication Critical patent/JPH0368961U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Casting Support Devices, Ladles, And Melt Control Thereby (AREA)

Description

【図面の簡単な説明】
第1図は、本考案のボーラスプラグの構造を説
明するための縦断面図である。第2図は、従来の
ボーラスプラグの構造を説明するための第1図と
同様な図である。 1……プラグ本体、2……スリーブ、3……ガ
ス供給管、4……鉄皮、6……緩衝材、7……鋼
板製補強材。

Claims (1)

    【実用新案登録請求の範囲】
  1. 円錐台形をした多孔質耐火物製のプラグ本体1
    、プラグ本体の下部側面と底面を気密に覆う鉄皮
    4、プラグ本体の側面を鉄皮の外側から覆う耐火
    物製のスリーブ2、および鉄皮を貫通してプラグ
    本体の底部に設けたガス供給管3から本質的に構
    成されるポーラスプラグにおいて、底面の鉄皮の
    外側に、外径がスリーブ底面の外径とほぼ同じで
    あつて中心にガス供給管を通すための孔をもつド
    ーナツ状の緩衝材6、およびこの緩衝材とほぼ同
    じ形状をした鋼板製の補強材7を備えたことを特
    徴とするボーラスプラグ。
JP12692489U 1989-10-30 1989-10-30 Pending JPH0368961U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12692489U JPH0368961U (ja) 1989-10-30 1989-10-30

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12692489U JPH0368961U (ja) 1989-10-30 1989-10-30

Publications (1)

Publication Number Publication Date
JPH0368961U true JPH0368961U (ja) 1991-07-08

Family

ID=31674708

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12692489U Pending JPH0368961U (ja) 1989-10-30 1989-10-30

Country Status (1)

Country Link
JP (1) JPH0368961U (ja)

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