JPS5598088A - Multistage expansion boom - Google Patents

Multistage expansion boom

Info

Publication number
JPS5598088A
JPS5598088A JP223779A JP223779A JPS5598088A JP S5598088 A JPS5598088 A JP S5598088A JP 223779 A JP223779 A JP 223779A JP 223779 A JP223779 A JP 223779A JP S5598088 A JPS5598088 A JP S5598088A
Authority
JP
Japan
Prior art keywords
multistage expansion
expansion boom
boom
multistage
expansion
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.)
Granted
Application number
JP223779A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6149240B2 (enrdf_load_stackoverflow
Inventor
Yoshio Katou
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.)
Kato Seisakusho Co Ltd
Original Assignee
Kato Seisakusho Co 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 Kato Seisakusho Co Ltd filed Critical Kato Seisakusho Co Ltd
Priority to JP223779A priority Critical patent/JPS5598088A/ja
Publication of JPS5598088A publication Critical patent/JPS5598088A/ja
Publication of JPS6149240B2 publication Critical patent/JPS6149240B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Jib Cranes (AREA)
JP223779A 1979-01-16 1979-01-16 Multistage expansion boom Granted JPS5598088A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP223779A JPS5598088A (en) 1979-01-16 1979-01-16 Multistage expansion boom

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP223779A JPS5598088A (en) 1979-01-16 1979-01-16 Multistage expansion boom

Publications (2)

Publication Number Publication Date
JPS5598088A true JPS5598088A (en) 1980-07-25
JPS6149240B2 JPS6149240B2 (enrdf_load_stackoverflow) 1986-10-28

Family

ID=11523738

Family Applications (1)

Application Number Title Priority Date Filing Date
JP223779A Granted JPS5598088A (en) 1979-01-16 1979-01-16 Multistage expansion boom

Country Status (1)

Country Link
JP (1) JPS5598088A (enrdf_load_stackoverflow)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5235059A (en) * 1975-09-11 1977-03-17 Shin Meiwa Ind Co Ltd Support for an inner boom of an extendable boom

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5235059A (en) * 1975-09-11 1977-03-17 Shin Meiwa Ind Co Ltd Support for an inner boom of an extendable boom

Also Published As

Publication number Publication date
JPS6149240B2 (enrdf_load_stackoverflow) 1986-10-28

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