JPS6143833Y2 - - Google Patents

Info

Publication number
JPS6143833Y2
JPS6143833Y2 JP1982025875U JP2587582U JPS6143833Y2 JP S6143833 Y2 JPS6143833 Y2 JP S6143833Y2 JP 1982025875 U JP1982025875 U JP 1982025875U JP 2587582 U JP2587582 U JP 2587582U JP S6143833 Y2 JPS6143833 Y2 JP S6143833Y2
Authority
JP
Japan
Prior art keywords
boom
locking
tip
roller
stage
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
Application number
JP1982025875U
Other languages
English (en)
Japanese (ja)
Other versions
JPS58127086U (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 JP2587582U priority Critical patent/JPS58127086U/ja
Publication of JPS58127086U publication Critical patent/JPS58127086U/ja
Application granted granted Critical
Publication of JPS6143833Y2 publication Critical patent/JPS6143833Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Jib Cranes (AREA)
JP2587582U 1982-02-24 1982-02-24 多段ブ−ムにおける順次作動装置の係合装置 Granted JPS58127086U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2587582U JPS58127086U (ja) 1982-02-24 1982-02-24 多段ブ−ムにおける順次作動装置の係合装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2587582U JPS58127086U (ja) 1982-02-24 1982-02-24 多段ブ−ムにおける順次作動装置の係合装置

Publications (2)

Publication Number Publication Date
JPS58127086U JPS58127086U (ja) 1983-08-29
JPS6143833Y2 true JPS6143833Y2 (enrdf_load_stackoverflow) 1986-12-10

Family

ID=30037831

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2587582U Granted JPS58127086U (ja) 1982-02-24 1982-02-24 多段ブ−ムにおける順次作動装置の係合装置

Country Status (1)

Country Link
JP (1) JPS58127086U (enrdf_load_stackoverflow)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57107396A (en) * 1980-12-24 1982-07-03 Shin Meiwa Ind Co Ltd Successive extension working device for multistage boom
JPS57141392A (en) * 1981-02-24 1982-09-01 Shin Meiwa Ind Co Ltd Expansion device for multistage boom

Also Published As

Publication number Publication date
JPS58127086U (ja) 1983-08-29

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