JPS6417989A - Starting shaft for shield excavator - Google Patents

Starting shaft for shield excavator

Info

Publication number
JPS6417989A
JPS6417989A JP62173770A JP17377087A JPS6417989A JP S6417989 A JPS6417989 A JP S6417989A JP 62173770 A JP62173770 A JP 62173770A JP 17377087 A JP17377087 A JP 17377087A JP S6417989 A JPS6417989 A JP S6417989A
Authority
JP
Japan
Prior art keywords
drilling
shaft
materials
opening part
floor
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
JP62173770A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0360998B2 (enrdf_load_stackoverflow
Inventor
Takashi Ito
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.)
Toa Corp
Original Assignee
Toa 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 Toa Corp filed Critical Toa Corp
Priority to JP62173770A priority Critical patent/JPS6417989A/ja
Publication of JPS6417989A publication Critical patent/JPS6417989A/ja
Publication of JPH0360998B2 publication Critical patent/JPH0360998B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Lining And Supports For Tunnels (AREA)
JP62173770A 1987-07-14 1987-07-14 Starting shaft for shield excavator Granted JPS6417989A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP62173770A JPS6417989A (en) 1987-07-14 1987-07-14 Starting shaft for shield excavator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62173770A JPS6417989A (en) 1987-07-14 1987-07-14 Starting shaft for shield excavator

Publications (2)

Publication Number Publication Date
JPS6417989A true JPS6417989A (en) 1989-01-20
JPH0360998B2 JPH0360998B2 (enrdf_load_stackoverflow) 1991-09-18

Family

ID=15966825

Family Applications (1)

Application Number Title Priority Date Filing Date
JP62173770A Granted JPS6417989A (en) 1987-07-14 1987-07-14 Starting shaft for shield excavator

Country Status (1)

Country Link
JP (1) JPS6417989A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH047293A (ja) * 1990-04-23 1992-01-10 Takenaka Komuten Co Ltd タワークレーン用電源供給装置
JPH04319197A (ja) * 1991-04-17 1992-11-10 Okumura Corp トンネル立坑構造

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH047293A (ja) * 1990-04-23 1992-01-10 Takenaka Komuten Co Ltd タワークレーン用電源供給装置
JPH04319197A (ja) * 1991-04-17 1992-11-10 Okumura Corp トンネル立坑構造

Also Published As

Publication number Publication date
JPH0360998B2 (enrdf_load_stackoverflow) 1991-09-18

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