JPS52152055A - Self-travelling crane fall-preventing device - Google Patents

Self-travelling crane fall-preventing device

Info

Publication number
JPS52152055A
JPS52152055A JP6859276A JP6859276A JPS52152055A JP S52152055 A JPS52152055 A JP S52152055A JP 6859276 A JP6859276 A JP 6859276A JP 6859276 A JP6859276 A JP 6859276A JP S52152055 A JPS52152055 A JP S52152055A
Authority
JP
Japan
Prior art keywords
self
travelling crane
preventing device
crane fall
fall
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
JP6859276A
Other languages
Japanese (ja)
Other versions
JPS5943390B2 (en
Inventor
Satoshi Rikuura
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 JP6859276A priority Critical patent/JPS5943390B2/en
Publication of JPS52152055A publication Critical patent/JPS52152055A/en
Publication of JPS5943390B2 publication Critical patent/JPS5943390B2/en
Expired legal-status Critical Current

Links

Abstract

PURPOSE: To prevent a self-travelling crane from falling back by designing it so that its boom becomes able becomes able to be raised only after its out-rigger jack is securely grounded.
COPYRIGHT: (C)1977,JPO&Japio
JP6859276A 1976-06-10 1976-06-10 Self-propelled crane fall prevention device Expired JPS5943390B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6859276A JPS5943390B2 (en) 1976-06-10 1976-06-10 Self-propelled crane fall prevention device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6859276A JPS5943390B2 (en) 1976-06-10 1976-06-10 Self-propelled crane fall prevention device

Publications (2)

Publication Number Publication Date
JPS52152055A true JPS52152055A (en) 1977-12-17
JPS5943390B2 JPS5943390B2 (en) 1984-10-22

Family

ID=13378204

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6859276A Expired JPS5943390B2 (en) 1976-06-10 1976-06-10 Self-propelled crane fall prevention device

Country Status (1)

Country Link
JP (1) JPS5943390B2 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57198149A (en) * 1981-05-29 1982-12-04 Shin Meiwa Ind Co Ltd Safety device for car with boom
JPS5887800U (en) * 1981-12-08 1983-06-14 株式会社吉谷機械製作所 Operational safety device for work vehicles with jacks
JPS58113100A (en) * 1981-12-26 1983-07-05 極東開発工業株式会社 Emergency stop device for hydraulic operating apparatus in height service car

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57198149A (en) * 1981-05-29 1982-12-04 Shin Meiwa Ind Co Ltd Safety device for car with boom
JPS5887800U (en) * 1981-12-08 1983-06-14 株式会社吉谷機械製作所 Operational safety device for work vehicles with jacks
JPS58113100A (en) * 1981-12-26 1983-07-05 極東開発工業株式会社 Emergency stop device for hydraulic operating apparatus in height service car
JPS6224360B2 (en) * 1981-12-26 1987-05-28 Kyokuto Kaihatsu Kogyo Co

Also Published As

Publication number Publication date
JPS5943390B2 (en) 1984-10-22

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