JPS57160891A - Guyless derrick device - Google Patents

Guyless derrick device

Info

Publication number
JPS57160891A
JPS57160891A JP4407181A JP4407181A JPS57160891A JP S57160891 A JPS57160891 A JP S57160891A JP 4407181 A JP4407181 A JP 4407181A JP 4407181 A JP4407181 A JP 4407181A JP S57160891 A JPS57160891 A JP S57160891A
Authority
JP
Japan
Prior art keywords
guyless
derrick device
derrick
guyless derrick
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
JP4407181A
Other languages
Japanese (ja)
Other versions
JPS614759B2 (en
Inventor
Yoshito Fukugi
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.)
Mitsubishi Heavy Industries Ltd
Original Assignee
Mitsubishi Heavy Industries 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 Mitsubishi Heavy Industries Ltd filed Critical Mitsubishi Heavy Industries Ltd
Priority to JP4407181A priority Critical patent/JPS57160891A/en
Publication of JPS57160891A publication Critical patent/JPS57160891A/en
Publication of JPS614759B2 publication Critical patent/JPS614759B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Jib Cranes (AREA)
JP4407181A 1981-03-27 1981-03-27 Guyless derrick device Granted JPS57160891A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4407181A JPS57160891A (en) 1981-03-27 1981-03-27 Guyless derrick device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4407181A JPS57160891A (en) 1981-03-27 1981-03-27 Guyless derrick device

Publications (2)

Publication Number Publication Date
JPS57160891A true JPS57160891A (en) 1982-10-04
JPS614759B2 JPS614759B2 (en) 1986-02-13

Family

ID=12681389

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4407181A Granted JPS57160891A (en) 1981-03-27 1981-03-27 Guyless derrick device

Country Status (1)

Country Link
JP (1) JPS57160891A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05141153A (en) * 1991-11-18 1993-06-08 Rolscreen Co Window panel

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05141153A (en) * 1991-11-18 1993-06-08 Rolscreen Co Window panel

Also Published As

Publication number Publication date
JPS614759B2 (en) 1986-02-13

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