JPS6211888U - - Google Patents

Info

Publication number
JPS6211888U
JPS6211888U JP10354085U JP10354085U JPS6211888U JP S6211888 U JPS6211888 U JP S6211888U JP 10354085 U JP10354085 U JP 10354085U JP 10354085 U JP10354085 U JP 10354085U JP S6211888 U JPS6211888 U JP S6211888U
Authority
JP
Japan
Prior art keywords
jib
top boom
spring
maintain
locking device
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
JP10354085U
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 JP10354085U priority Critical patent/JPS6211888U/ja
Publication of JPS6211888U publication Critical patent/JPS6211888U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Jib Cranes (AREA)

Description

【図面の簡単な説明】
図面は本考案の実施例を示し、第1図は第3図
の部拡大断面図、第2図は筒体の斜視図、第3
図は伸長した状態の全体図、第4図は縮少した状
態の全体図、第5図は第4図のV部拡大断面図で
ある。 4はトツプブーム、5はジブ、13はジブ固定
ピン、14はバネ。

Claims (1)

    【実用新案登録請求の範囲】
  1. トツプブーム4内にジブ5を伸縮自在に嵌挿し
    、そのトツプブーム4にはジブ固定ピン13をジ
    ブ5に形成したピン孔に挿入する位置と抜け出す
    位置とに亘つて移動自在でかつバネ14で挿入す
    る位置に付勢維持して設けたことを特徴とするジ
    ブのロツク装置。
JP10354085U 1985-07-09 1985-07-09 Pending JPS6211888U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10354085U JPS6211888U (ja) 1985-07-09 1985-07-09

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10354085U JPS6211888U (ja) 1985-07-09 1985-07-09

Publications (1)

Publication Number Publication Date
JPS6211888U true JPS6211888U (ja) 1987-01-24

Family

ID=30976188

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10354085U Pending JPS6211888U (ja) 1985-07-09 1985-07-09

Country Status (1)

Country Link
JP (1) JPS6211888U (ja)

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