JPH0240790U - - Google Patents

Info

Publication number
JPH0240790U
JPH0240790U JP11799788U JP11799788U JPH0240790U JP H0240790 U JPH0240790 U JP H0240790U JP 11799788 U JP11799788 U JP 11799788U JP 11799788 U JP11799788 U JP 11799788U JP H0240790 U JPH0240790 U JP H0240790U
Authority
JP
Japan
Prior art keywords
hole
backstop
inner cylinder
outer cylinder
spring
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
JP11799788U
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 JP11799788U priority Critical patent/JPH0240790U/ja
Publication of JPH0240790U publication Critical patent/JPH0240790U/ja
Pending legal-status Critical Current

Links

Landscapes

  • 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を示す側面図、第
2図は第1図の断面平面図、第3図はクローラク
レーンの一例を示す側面図、第4図は従来のバツ
クストツプを示す側面図である。 1……走行体、2……旋回体、4……ブーム、
6……バツクストツプ、61……内筒、61a…
…バネ受け部、62……外筒、62a……バネ受
け部、63……バネ、64……穴、7……頭付ピ
ン、8……割りピン。

Claims (1)

    【実用新案登録請求の範囲】
  1. 外筒に内筒を挿入し、両筒のバネ受け部間にバ
    ネを介在させたクレーンブームのバツクストツプ
    において、外筒と内筒との嵌合周壁部にその軸線
    と直交する方向に穴を設け、その穴に棒状体を挿
    入して両筒を連結したことを特徴とするバツクス
    トツプ。
JP11799788U 1988-09-07 1988-09-07 Pending JPH0240790U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11799788U JPH0240790U (ja) 1988-09-07 1988-09-07

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11799788U JPH0240790U (ja) 1988-09-07 1988-09-07

Publications (1)

Publication Number Publication Date
JPH0240790U true JPH0240790U (ja) 1990-03-20

Family

ID=31361962

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11799788U Pending JPH0240790U (ja) 1988-09-07 1988-09-07

Country Status (1)

Country Link
JP (1) JPH0240790U (ja)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6244889B2 (ja) * 1980-03-19 1987-09-24 Chisso Corp

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6244889B2 (ja) * 1980-03-19 1987-09-24 Chisso Corp

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