JPS57166289A - Successive operating device for multistage boom - Google Patents

Successive operating device for multistage boom

Info

Publication number
JPS57166289A
JPS57166289A JP3110882A JP3110882A JPS57166289A JP S57166289 A JPS57166289 A JP S57166289A JP 3110882 A JP3110882 A JP 3110882A JP 3110882 A JP3110882 A JP 3110882A JP S57166289 A JPS57166289 A JP S57166289A
Authority
JP
Japan
Prior art keywords
operating device
successive operating
multistage boom
boom
multistage
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
JP3110882A
Other languages
Japanese (ja)
Inventor
Masaaki Inaoka
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shinmaywa Industries Ltd
Original Assignee
Shin Meiva Industry Ltd
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 Shin Meiva Industry Ltd filed Critical Shin Meiva Industry Ltd
Priority to JP3110882A priority Critical patent/JPS57166289A/en
Publication of JPS57166289A publication Critical patent/JPS57166289A/en
Pending legal-status Critical Current

Links

Landscapes

  • Jib Cranes (AREA)
JP3110882A 1982-02-26 1982-02-26 Successive operating device for multistage boom Pending JPS57166289A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3110882A JPS57166289A (en) 1982-02-26 1982-02-26 Successive operating device for multistage boom

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3110882A JPS57166289A (en) 1982-02-26 1982-02-26 Successive operating device for multistage boom

Publications (1)

Publication Number Publication Date
JPS57166289A true JPS57166289A (en) 1982-10-13

Family

ID=12322202

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3110882A Pending JPS57166289A (en) 1982-02-26 1982-02-26 Successive operating device for multistage boom

Country Status (1)

Country Link
JP (1) JPS57166289A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6085386U (en) * 1983-11-11 1985-06-12 愛知車輌株式会社 Boom guard sequential expansion and contraction device

Citations (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
JPS59141392A (en) * 1983-02-02 1984-08-14 Toyota Motor Corp Adjusting device for spot position of beam welding device

Patent Citations (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
JPS59141392A (en) * 1983-02-02 1984-08-14 Toyota Motor Corp Adjusting device for spot position of beam welding device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6085386U (en) * 1983-11-11 1985-06-12 愛知車輌株式会社 Boom guard sequential expansion and contraction device
JPS6343270Y2 (en) * 1983-11-11 1988-11-11

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