JPS6428462U - - Google Patents

Info

Publication number
JPS6428462U
JPS6428462U JP12151487U JP12151487U JPS6428462U JP S6428462 U JPS6428462 U JP S6428462U JP 12151487 U JP12151487 U JP 12151487U JP 12151487 U JP12151487 U JP 12151487U JP S6428462 U JPS6428462 U JP S6428462U
Authority
JP
Japan
Prior art keywords
box
concrete
internal pressure
air chamber
small 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
JP12151487U
Other languages
English (en)
Other versions
JPH0634437Y2 (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 JP1987121514U priority Critical patent/JPH0634437Y2/ja
Publication of JPS6428462U publication Critical patent/JPS6428462U/ja
Application granted granted Critical
Publication of JPH0634437Y2 publication Critical patent/JPH0634437Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Component Parts Of Construction Machinery (AREA)
  • Jib Cranes (AREA)

Description

【図面の簡単な説明】
第1図はこの考案の一実施例のカウンタウエイ
トの斜視図、第2図は第1図の―断面図、第
3図は第2図のP部の拡大図、第4図a,bはこ
の考案のカウンタウエイトを装着するパワーシヨ
ベルの上面図と側面図、第5図は従来例のカウン
タウエイト、第6図はコンクリートの湿潤乾燥と
膨張収縮の関係を説明するグラフである。 1…カウンタウエイト、2…ボツクス、3…コ
ンクリート投入口、4…生コンクリート、5…内
圧除去用小孔、7…空気室。

Claims (1)

    【実用新案登録請求の範囲】
  1. ボツクス内に生コンクリートを流し込む際にボ
    ツクス内の上部に形成される上部空気室に対峙す
    る位置において、上記ボツクス側壁に内圧除去用
    の小孔を穿設したことを特徴とする、コンクリー
    ト充填カウンタウエイト。
JP1987121514U 1987-08-10 1987-08-10 コンクリ−ト充填カウンタウエイト Expired - Lifetime JPH0634437Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987121514U JPH0634437Y2 (ja) 1987-08-10 1987-08-10 コンクリ−ト充填カウンタウエイト

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987121514U JPH0634437Y2 (ja) 1987-08-10 1987-08-10 コンクリ−ト充填カウンタウエイト

Publications (2)

Publication Number Publication Date
JPS6428462U true JPS6428462U (ja) 1989-02-20
JPH0634437Y2 JPH0634437Y2 (ja) 1994-09-07

Family

ID=31368587

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987121514U Expired - Lifetime JPH0634437Y2 (ja) 1987-08-10 1987-08-10 コンクリ−ト充填カウンタウエイト

Country Status (1)

Country Link
JP (1) JPH0634437Y2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007186878A (ja) * 2006-01-12 2007-07-26 Sumitomo (Shi) Construction Machinery Manufacturing Co Ltd 建設機械のカウンタウエイト構造

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009142243A1 (ja) * 2008-05-23 2009-11-26 太平洋セメント株式会社 カウンタウェイト
KR101319596B1 (ko) * 2013-05-21 2013-10-16 주식회사 에스틸 건설장비에 연결된 전선을 가이드하는 타워크레인용 충진타입 카운터웨이트

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62154057U (ja) * 1986-03-18 1987-09-30

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62154057U (ja) * 1986-03-18 1987-09-30

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007186878A (ja) * 2006-01-12 2007-07-26 Sumitomo (Shi) Construction Machinery Manufacturing Co Ltd 建設機械のカウンタウエイト構造

Also Published As

Publication number Publication date
JPH0634437Y2 (ja) 1994-09-07

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