JPH0224999B2 - - Google Patents

Info

Publication number
JPH0224999B2
JPH0224999B2 JP2957484A JP2957484A JPH0224999B2 JP H0224999 B2 JPH0224999 B2 JP H0224999B2 JP 2957484 A JP2957484 A JP 2957484A JP 2957484 A JP2957484 A JP 2957484A JP H0224999 B2 JPH0224999 B2 JP H0224999B2
Authority
JP
Japan
Prior art keywords
cylindrical body
jack
jacks
pair
cylinder
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.)
Expired
Application number
JP2957484A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60175698A (ja
Inventor
Kunijiro Matsushita
Yoshikuni Saiki
Sunao Nagao
Akira Okamoto
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.)
Kumagai Gumi Co Ltd
Original Assignee
Kumagai Gumi 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 Kumagai Gumi Co Ltd filed Critical Kumagai Gumi Co Ltd
Priority to JP2957484A priority Critical patent/JPS60175698A/ja
Publication of JPS60175698A publication Critical patent/JPS60175698A/ja
Publication of JPH0224999B2 publication Critical patent/JPH0224999B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
JP2957484A 1984-02-21 1984-02-21 グリツパ装置 Granted JPS60175698A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2957484A JPS60175698A (ja) 1984-02-21 1984-02-21 グリツパ装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2957484A JPS60175698A (ja) 1984-02-21 1984-02-21 グリツパ装置

Publications (2)

Publication Number Publication Date
JPS60175698A JPS60175698A (ja) 1985-09-09
JPH0224999B2 true JPH0224999B2 (enrdf_load_stackoverflow) 1990-05-31

Family

ID=12279876

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2957484A Granted JPS60175698A (ja) 1984-02-21 1984-02-21 グリツパ装置

Country Status (1)

Country Link
JP (1) JPS60175698A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS60175698A (ja) 1985-09-09

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