EP0915231A4 - Spiral-shaped roller cutter and tunnel excavator cutter head provided with same - Google Patents

Spiral-shaped roller cutter and tunnel excavator cutter head provided with same

Info

Publication number
EP0915231A4
EP0915231A4 EP97930849A EP97930849A EP0915231A4 EP 0915231 A4 EP0915231 A4 EP 0915231A4 EP 97930849 A EP97930849 A EP 97930849A EP 97930849 A EP97930849 A EP 97930849A EP 0915231 A4 EP0915231 A4 EP 0915231A4
Authority
EP
European Patent Office
Prior art keywords
spiral
same
head provided
shaped roller
cutter
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.)
Withdrawn
Application number
EP97930849A
Other languages
German (de)
French (fr)
Other versions
EP0915231A1 (en
Inventor
Toyoshi Kuramoto
Hiroshi Takada
Junichirou Okuyama
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.)
Komatsu Ltd
Original Assignee
Komatsu 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 Komatsu Ltd filed Critical Komatsu Ltd
Publication of EP0915231A1 publication Critical patent/EP0915231A1/en
Publication of EP0915231A4 publication Critical patent/EP0915231A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B29/00—Cutting or destroying pipes, packers, plugs or wire lines, located in boreholes or wells, e.g. cutting of damaged pipes, of windows; Deforming of pipes in boreholes or wells; Reconditioning of well casings while in the ground
    • E21B29/10—Reconditioning of well casings, e.g. straightening
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00—Drill bits
    • E21B10/08—Roller bits
    • E21B10/16—Roller bits characterised by tooth form or arrangement
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
    • E21D9/10—Making by using boring or cutting machines
    • E21D9/1006—Making by using boring or cutting machines with rotary cutting tools
    • E21D9/104—Cutting tool fixtures

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
EP97930849A 1996-07-22 1997-07-22 Spiral-shaped roller cutter and tunnel excavator cutter head provided with same Withdrawn EP0915231A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP21058096A JPH1037680A (en) 1996-07-22 1996-07-22 Spiral type roller cutter with spiral type edge section and cutter head for tunneling boring machine
JP210580/96 1996-07-22
PCT/JP1997/002512 WO1998003772A1 (en) 1996-07-22 1997-07-22 Spiral-shaped roller cutter and tunnel excavator cutter head provided with same

Publications (2)

Publication Number Publication Date
EP0915231A1 EP0915231A1 (en) 1999-05-12
EP0915231A4 true EP0915231A4 (en) 2000-11-15

Family

ID=16591674

Family Applications (1)

Application Number Title Priority Date Filing Date
EP97930849A Withdrawn EP0915231A4 (en) 1996-07-22 1997-07-22 Spiral-shaped roller cutter and tunnel excavator cutter head provided with same

Country Status (3)

Country Link
EP (1) EP0915231A4 (en)
JP (1) JPH1037680A (en)
WO (1) WO1998003772A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103510961B (en) * 2013-10-21 2015-07-15 华北电力大学 Method for determining width and angle of blade of disc cutter of whole-section tunnel boring machine
CN113605909A (en) * 2021-07-30 2021-11-05 西南交通大学 Novel TBM hobbing cutter ring

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0832192B2 (en) 1987-11-24 1996-03-27 株式会社安川電機 Magnetic flux detection device for AC motors
JPH0325694U (en) * 1989-07-24 1991-03-15
JP2911573B2 (en) 1990-09-14 1999-06-23 株式会社資生堂 Detergent composition
JP2584994Y2 (en) * 1991-04-16 1998-11-11 株式会社 錢高組 Cutter head for drilling and crushing of reinforced concrete buried pipe

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
No further relevant documents disclosed *
See also references of WO9803772A1 *

Also Published As

Publication number Publication date
EP0915231A1 (en) 1999-05-12
JPH1037680A (en) 1998-02-10
WO1998003772A1 (en) 1998-01-29

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Legal Events

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