JPS5648395A - Expansion device for boom in crane car - Google Patents

Expansion device for boom in crane car

Info

Publication number
JPS5648395A
JPS5648395A JP12510979A JP12510979A JPS5648395A JP S5648395 A JPS5648395 A JP S5648395A JP 12510979 A JP12510979 A JP 12510979A JP 12510979 A JP12510979 A JP 12510979A JP S5648395 A JPS5648395 A JP S5648395A
Authority
JP
Japan
Prior art keywords
boom
expansion device
crane car
crane
car
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
JP12510979A
Other languages
Japanese (ja)
Other versions
JPS6050715B2 (en
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 JP54125109A priority Critical patent/JPS6050715B2/en
Publication of JPS5648395A publication Critical patent/JPS5648395A/en
Publication of JPS6050715B2 publication Critical patent/JPS6050715B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Jib Cranes (AREA)
JP54125109A 1979-09-27 1979-09-27 Boom extension device for crane vehicle Expired JPS6050715B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP54125109A JPS6050715B2 (en) 1979-09-27 1979-09-27 Boom extension device for crane vehicle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP54125109A JPS6050715B2 (en) 1979-09-27 1979-09-27 Boom extension device for crane vehicle

Publications (2)

Publication Number Publication Date
JPS5648395A true JPS5648395A (en) 1981-05-01
JPS6050715B2 JPS6050715B2 (en) 1985-11-09

Family

ID=14902064

Family Applications (1)

Application Number Title Priority Date Filing Date
JP54125109A Expired JPS6050715B2 (en) 1979-09-27 1979-09-27 Boom extension device for crane vehicle

Country Status (1)

Country Link
JP (1) JPS6050715B2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60151892U (en) * 1984-03-21 1985-10-09 新明和工業株式会社 Crane boom extension device
JPS60242197A (en) * 1985-04-15 1985-12-02 新明和工業株式会社 Boom expander in multistage boom

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4881252A (en) * 1972-01-31 1973-10-31
JPS495647A (en) * 1972-05-04 1974-01-18

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4881252A (en) * 1972-01-31 1973-10-31
JPS495647A (en) * 1972-05-04 1974-01-18

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60151892U (en) * 1984-03-21 1985-10-09 新明和工業株式会社 Crane boom extension device
JPS60242197A (en) * 1985-04-15 1985-12-02 新明和工業株式会社 Boom expander in multistage boom
JPS6354630B2 (en) * 1985-04-15 1988-10-28 Shin Meiwa Ind Co Ltd

Also Published As

Publication number Publication date
JPS6050715B2 (en) 1985-11-09

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