JPS52123529A - Magnetic tail seal packing device for tunnel excavator - Google Patents

Magnetic tail seal packing device for tunnel excavator

Info

Publication number
JPS52123529A
JPS52123529A JP3931776A JP3931776A JPS52123529A JP S52123529 A JPS52123529 A JP S52123529A JP 3931776 A JP3931776 A JP 3931776A JP 3931776 A JP3931776 A JP 3931776A JP S52123529 A JPS52123529 A JP S52123529A
Authority
JP
Japan
Prior art keywords
packing device
seal packing
tunnel excavator
tail seal
magnetic tail
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
JP3931776A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5442733B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
Inventor
Noboru Itou
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.)
Nippon Telegraph and Telephone Corp
Original Assignee
Nippon Telegraph and Telephone Corp
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 Nippon Telegraph and Telephone Corp filed Critical Nippon Telegraph and Telephone Corp
Priority to JP3931776A priority Critical patent/JPS52123529A/ja
Publication of JPS52123529A publication Critical patent/JPS52123529A/ja
Publication of JPS5442733B2 publication Critical patent/JPS5442733B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Lining And Supports For Tunnels (AREA)
JP3931776A 1976-04-09 1976-04-09 Magnetic tail seal packing device for tunnel excavator Granted JPS52123529A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3931776A JPS52123529A (en) 1976-04-09 1976-04-09 Magnetic tail seal packing device for tunnel excavator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3931776A JPS52123529A (en) 1976-04-09 1976-04-09 Magnetic tail seal packing device for tunnel excavator

Publications (2)

Publication Number Publication Date
JPS52123529A true JPS52123529A (en) 1977-10-17
JPS5442733B2 JPS5442733B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1979-12-15

Family

ID=12549724

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3931776A Granted JPS52123529A (en) 1976-04-09 1976-04-09 Magnetic tail seal packing device for tunnel excavator

Country Status (1)

Country Link
JP (1) JPS52123529A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111911171A (zh) * 2020-07-21 2020-11-10 中铁十一局集团有限公司 用于盾构始发的洞门密封装置及密封方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111911171A (zh) * 2020-07-21 2020-11-10 中铁十一局集团有限公司 用于盾构始发的洞门密封装置及密封方法

Also Published As

Publication number Publication date
JPS5442733B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1979-12-15

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