JP2563999Y2 - 多段伸縮ブーム - Google Patents

多段伸縮ブーム

Info

Publication number
JP2563999Y2
JP2563999Y2 JP1987026910U JP2691087U JP2563999Y2 JP 2563999 Y2 JP2563999 Y2 JP 2563999Y2 JP 1987026910 U JP1987026910 U JP 1987026910U JP 2691087 U JP2691087 U JP 2691087U JP 2563999 Y2 JP2563999 Y2 JP 2563999Y2
Authority
JP
Japan
Prior art keywords
boom
base
hydraulic cylinder
sides
innermost
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.)
Expired - Lifetime
Application number
JP1987026910U
Other languages
English (en)
Japanese (ja)
Other versions
JPS63136690U (US08066781-20111129-C00013.png
Inventor
辰也 早乙女
Original Assignee
株式会社 加藤製作所
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 by 株式会社 加藤製作所 filed Critical 株式会社 加藤製作所
Priority to JP1987026910U priority Critical patent/JP2563999Y2/ja
Publication of JPS63136690U publication Critical patent/JPS63136690U/ja
Application granted granted Critical
Publication of JP2563999Y2 publication Critical patent/JP2563999Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Jib Cranes (AREA)
JP1987026910U 1987-02-25 1987-02-25 多段伸縮ブーム Expired - Lifetime JP2563999Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987026910U JP2563999Y2 (ja) 1987-02-25 1987-02-25 多段伸縮ブーム

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987026910U JP2563999Y2 (ja) 1987-02-25 1987-02-25 多段伸縮ブーム

Publications (2)

Publication Number Publication Date
JPS63136690U JPS63136690U (US08066781-20111129-C00013.png) 1988-09-08
JP2563999Y2 true JP2563999Y2 (ja) 1998-03-04

Family

ID=30828445

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987026910U Expired - Lifetime JP2563999Y2 (ja) 1987-02-25 1987-02-25 多段伸縮ブーム

Country Status (1)

Country Link
JP (1) JP2563999Y2 (US08066781-20111129-C00013.png)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5598087A (en) * 1978-12-27 1980-07-25 Tokyu Car Corp Multistage expansion boom

Also Published As

Publication number Publication date
JPS63136690U (US08066781-20111129-C00013.png) 1988-09-08

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