JPS52152059A - Collision preventive device of crane - Google Patents

Collision preventive device of crane

Info

Publication number
JPS52152059A
JPS52152059A JP6947576A JP6947576A JPS52152059A JP S52152059 A JPS52152059 A JP S52152059A JP 6947576 A JP6947576 A JP 6947576A JP 6947576 A JP6947576 A JP 6947576A JP S52152059 A JPS52152059 A JP S52152059A
Authority
JP
Japan
Prior art keywords
crane
preventive device
collision preventive
collision
preventive
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
JP6947576A
Other languages
Japanese (ja)
Inventor
Hideya Nakao
Masamichi Kumai
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.)
Shimizu Construction Co Ltd
Original Assignee
Shimizu 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 Shimizu Construction Co Ltd filed Critical Shimizu Construction Co Ltd
Priority to JP6947576A priority Critical patent/JPS52152059A/en
Publication of JPS52152059A publication Critical patent/JPS52152059A/en
Pending legal-status Critical Current

Links

Landscapes

  • Jib Cranes (AREA)
JP6947576A 1976-06-14 1976-06-14 Collision preventive device of crane Pending JPS52152059A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6947576A JPS52152059A (en) 1976-06-14 1976-06-14 Collision preventive device of crane

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6947576A JPS52152059A (en) 1976-06-14 1976-06-14 Collision preventive device of crane

Publications (1)

Publication Number Publication Date
JPS52152059A true JPS52152059A (en) 1977-12-17

Family

ID=13403734

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6947576A Pending JPS52152059A (en) 1976-06-14 1976-06-14 Collision preventive device of crane

Country Status (1)

Country Link
JP (1) JPS52152059A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60248593A (en) * 1984-05-24 1985-12-09 株式会社竹中工務店 Collision-avoidance system for crane
JP2010235281A (en) * 2009-03-31 2010-10-21 Nishimatsu Constr Co Ltd Crane collision prevention device

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS499388A (en) * 1972-05-26 1974-01-26
JPS4924101A (en) * 1972-06-23 1974-03-04
JPS5090049A (en) * 1973-12-17 1975-07-18

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS499388A (en) * 1972-05-26 1974-01-26
JPS4924101A (en) * 1972-06-23 1974-03-04
JPS5090049A (en) * 1973-12-17 1975-07-18

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60248593A (en) * 1984-05-24 1985-12-09 株式会社竹中工務店 Collision-avoidance system for crane
JP2010235281A (en) * 2009-03-31 2010-10-21 Nishimatsu Constr Co Ltd Crane collision prevention device

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