JPH0385386U - - Google Patents

Info

Publication number
JPH0385386U
JPH0385386U JP14736489U JP14736489U JPH0385386U JP H0385386 U JPH0385386 U JP H0385386U JP 14736489 U JP14736489 U JP 14736489U JP 14736489 U JP14736489 U JP 14736489U JP H0385386 U JPH0385386 U JP H0385386U
Authority
JP
Japan
Prior art keywords
boom structure
right sides
section
boom
lower plate
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
JP14736489U
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 JP14736489U priority Critical patent/JPH0385386U/ja
Publication of JPH0385386U publication Critical patent/JPH0385386U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Jib Cranes (AREA)

Description

【図面の簡単な説明】
第１図ａ，ｂはそれぞれ本考案に係るブーム構
造のオーバーラツプ部分の説明図、断面図、第２
図は本考案及び従来例のブーム構造を使用したク
レーン車の説明図、第３図はａ，ｂはそれぞれ従
来例のオーバーラツプ部分の説明図、断面図、同
図ｃ，ｄは同じく他の従来のブーム構造を示す断
面図である。 １…クレーン車、１ａ…車台、２…ターンテー
ブル、３…多段伸縮ブーム、３ａ…基部ブーム、
３ｂ…中間ブーム、３ｃ…先端ブーム、４…断面
コの字状部材、４ａ…上部、４ｂ…左右側部、５
…下板、６…スライダ。

Claims (1)

    【実用新案登録請求の範囲】
  1. 断面中空四角形状のブーム構造に於いて、上部
    及び左右側部を連続するように断面コの字状に一
    体的に形成し、下板を前記左右側部の下端に長手
    方向に亘つて突き合わせにより溶接したことを特
    徴とするブーム構造。
JP14736489U 1989-12-20 1989-12-20 Pending JPH0385386U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14736489U JPH0385386U (ja) 1989-12-20 1989-12-20

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14736489U JPH0385386U (ja) 1989-12-20 1989-12-20

Publications (1)

Publication Number Publication Date
JPH0385386U true JPH0385386U (ja) 1991-08-29

Family

ID=31693882

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14736489U Pending JPH0385386U (ja) 1989-12-20 1989-12-20

Country Status (1)

Country Link
JP (1) JPH0385386U (ja)

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