JPS52124655A - Safety device for self-travelling crane - Google Patents

Safety device for self-travelling crane

Info

Publication number
JPS52124655A
JPS52124655A JP4224676A JP4224676A JPS52124655A JP S52124655 A JPS52124655 A JP S52124655A JP 4224676 A JP4224676 A JP 4224676A JP 4224676 A JP4224676 A JP 4224676A JP S52124655 A JPS52124655 A JP S52124655A
Authority
JP
Japan
Prior art keywords
safety device
self
travelling crane
dangeous
boom
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
JP4224676A
Other languages
Japanese (ja)
Inventor
Kazuhiko Hirami
Minoru Tokuda
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.)
Tadano Ltd
Original Assignee
Tadano Iron Works 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 Tadano Iron Works Co Ltd filed Critical Tadano Iron Works Co Ltd
Priority to JP4224676A priority Critical patent/JPS52124655A/en
Publication of JPS52124655A publication Critical patent/JPS52124655A/en
Pending legal-status Critical Current

Links

Landscapes

  • Jib Cranes (AREA)

Abstract

PURPOSE: To provide a safety device which can reduce the mental anxiety of operators by preventing rapidly danger state from occurring by automatically reducing maximum speed of tilting speed of the boom in the vicinity of dangeous zone.
COPYRIGHT: (C)1977,JPO&Japio
JP4224676A 1976-04-13 1976-04-13 Safety device for self-travelling crane Pending JPS52124655A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4224676A JPS52124655A (en) 1976-04-13 1976-04-13 Safety device for self-travelling crane

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4224676A JPS52124655A (en) 1976-04-13 1976-04-13 Safety device for self-travelling crane

Publications (1)

Publication Number Publication Date
JPS52124655A true JPS52124655A (en) 1977-10-19

Family

ID=12630660

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4224676A Pending JPS52124655A (en) 1976-04-13 1976-04-13 Safety device for self-travelling crane

Country Status (1)

Country Link
JP (1) JPS52124655A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103313928A (en) * 2010-11-12 2013-09-18 Jlg工业公司 Longitudinal stability monitoring system

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103313928A (en) * 2010-11-12 2013-09-18 Jlg工业公司 Longitudinal stability monitoring system
JP2014500209A (en) * 2010-11-12 2014-01-09 ジェイエルジー インダストリーズ インク． Longitudinal stability monitoring system
US9206026B2 (en) 2010-11-12 2015-12-08 Jlg Industries, Inc. Longitudinal stability monitoring system

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