JPS5637990A - Crane device and method of pulling up and down boom of said crane device - Google Patents

Crane device and method of pulling up and down boom of said crane device

Info

Publication number
JPS5637990A
JPS5637990A JP11354079A JP11354079A JPS5637990A JP S5637990 A JPS5637990 A JP S5637990A JP 11354079 A JP11354079 A JP 11354079A JP 11354079 A JP11354079 A JP 11354079A JP S5637990 A JPS5637990 A JP S5637990A
Authority
JP
Japan
Prior art keywords
crane device
pulling
down boom
boom
crane
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
JP11354079A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6123158B2 (enExample
Inventor
Kiyofusa Shiibashi
Jiyunji Shida
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.)
Hitachi Ltd
Original Assignee
Hitachi Plant Engineering and Construction 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 Hitachi Plant Engineering and Construction Co Ltd filed Critical Hitachi Plant Engineering and Construction Co Ltd
Priority to JP11354079A priority Critical patent/JPS5637990A/ja
Publication of JPS5637990A publication Critical patent/JPS5637990A/ja
Publication of JPS6123158B2 publication Critical patent/JPS6123158B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Jib Cranes (AREA)
JP11354079A 1979-09-06 1979-09-06 Crane device and method of pulling up and down boom of said crane device Granted JPS5637990A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11354079A JPS5637990A (en) 1979-09-06 1979-09-06 Crane device and method of pulling up and down boom of said crane device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11354079A JPS5637990A (en) 1979-09-06 1979-09-06 Crane device and method of pulling up and down boom of said crane device

Publications (2)

Publication Number Publication Date
JPS5637990A true JPS5637990A (en) 1981-04-11
JPS6123158B2 JPS6123158B2 (enExample) 1986-06-04

Family

ID=14614898

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11354079A Granted JPS5637990A (en) 1979-09-06 1979-09-06 Crane device and method of pulling up and down boom of said crane device

Country Status (1)

Country Link
JP (1) JPS5637990A (enExample)

Also Published As

Publication number Publication date
JPS6123158B2 (enExample) 1986-06-04

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