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JPH0324927B2 - - Google Patents

Info

Publication number
JPH0324927B2
JPH0324927B2 JP5205285A JP5205285A JPH0324927B2 JP H0324927 B2 JPH0324927 B2 JP H0324927B2 JP 5205285 A JP5205285 A JP 5205285A JP 5205285 A JP5205285 A JP 5205285A JP H0324927 B2 JPH0324927 B2 JP H0324927B2
Authority
JP
Japan
Prior art keywords
main body
pair
drum
cutters
device main
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
JP5205285A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61211424A (ja
Inventor
Tsutomu Terajima
Hiroyuki Kawasaki
Tadao Takahashi
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.)
Tone Boring Co Ltd
Original Assignee
Tone Boring 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 Tone Boring Co Ltd filed Critical Tone Boring Co Ltd
Priority to JP5205285A priority Critical patent/JPS61211424A/ja
Priority to US06/837,202 priority patent/US4718504A/en
Priority to CN86102188.6A priority patent/CN1005639B/zh
Priority to IT8653136U priority patent/IT8653136V0/it
Priority to GB08606321A priority patent/GB2174437B/en
Priority to DE3608657A priority patent/DE3608657C2/de
Priority to IT67209/86A priority patent/IT1189612B/it
Priority to FR8603695A priority patent/FR2578876B1/fr
Publication of JPS61211424A publication Critical patent/JPS61211424A/ja
Publication of JPH0324927B2 publication Critical patent/JPH0324927B2/ja
Granted legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F3/00—Dredgers; Soil-shifting machines
    • E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/18—Dredgers; Soil-shifting machines mechanically-driven with digging wheels turning round an axis, e.g. bucket-type wheels
    • E02F3/20—Dredgers; Soil-shifting machines mechanically-driven with digging wheels turning round an axis, e.g. bucket-type wheels with tools that only loosen the material, i.e. mill-type wheels
    • E02F3/205—Dredgers; Soil-shifting machines mechanically-driven with digging wheels turning round an axis, e.g. bucket-type wheels with tools that only loosen the material, i.e. mill-type wheels with a pair of digging wheels, e.g. slotting machines
    • 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
    • E21B4/00—Drives for drilling, used in the borehole
    • E21B4/16—Plural down-hole drives, e.g. for combined percussion and rotary drilling; Drives for multi-bit drilling units
    • 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
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/001—Drilling a non circular hole

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Fluid Mechanics (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Mechanical Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Structural Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Civil Engineering (AREA)
  • Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
JP5205285A 1985-03-15 1985-03-15 溝孔掘削機 Granted JPS61211424A (ja)

Priority Applications (8)

Application Number Priority Date Filing Date Title
JP5205285A JPS61211424A (ja) 1985-03-15 1985-03-15 溝孔掘削機
US06/837,202 US4718504A (en) 1985-03-15 1986-03-10 Trench excavator
CN86102188.6A CN1005639B (zh) 1985-03-15 1986-03-12 掘沟机
IT8653136U IT8653136V0 (it) 1985-03-15 1986-03-14 Escavatore per fossati
GB08606321A GB2174437B (en) 1985-03-15 1986-03-14 Trench excavator
DE3608657A DE3608657C2 (de) 1985-03-15 1986-03-14 Schachtfräse
IT67209/86A IT1189612B (it) 1985-03-15 1986-03-14 Escavatore per fossati
FR8603695A FR2578876B1 (fr) 1985-03-15 1986-03-14 Excavatrice de tranchee

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5205285A JPS61211424A (ja) 1985-03-15 1985-03-15 溝孔掘削機

Publications (2)

Publication Number Publication Date
JPS61211424A JPS61211424A (ja) 1986-09-19
JPH0324927B2 true JPH0324927B2 (ru) 1991-04-04

Family

ID=12904040

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5205285A Granted JPS61211424A (ja) 1985-03-15 1985-03-15 溝孔掘削機

Country Status (1)

Country Link
JP (1) JPS61211424A (ru)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5035071A (en) * 1988-10-14 1991-07-30 Bauer Spezialtiefbau Gmbh Trench wall cutter
JPH0372112A (ja) * 1989-08-10 1991-03-27 Tone Boring Co 溝孔掘削機
IT1240873B (it) * 1990-03-16 1993-12-17 Casagrande Spa Dispositivo di scavo con fressa rotante ad asse orizzontale

Also Published As

Publication number Publication date
JPS61211424A (ja) 1986-09-19

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