CH532168A - Excavateur - Google Patents

Excavateur

Info

Publication number
CH532168A
CH532168A CH23471A CH23471A CH532168A CH 532168 A CH532168 A CH 532168A CH 23471 A CH23471 A CH 23471A CH 23471 A CH23471 A CH 23471A CH 532168 A CH532168 A CH 532168A
Authority
CH
Switzerland
Prior art keywords
frame
excavator
bits
walls
cutting blades
Prior art date
Application number
CH23471A
Other languages
English (en)
French (fr)
Inventor
Ikeda Nobuhisa
Original Assignee
Tone Boring Co
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
Priority claimed from JP9254670U external-priority patent/JPS4938330Y1/ja
Application filed by Tone Boring Co filed Critical Tone Boring Co
Publication of CH532168A publication Critical patent/CH532168A/fr

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D17/00—Excavations; Bordering of excavations; Making embankments
    • E02D17/13—Foundation slots or slits; Implements for making these slots or slits
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F5/00—Dredgers or soil-shifting machines for special purposes
    • E02F5/02—Dredgers or soil-shifting machines for special purposes for digging trenches or ditches
    • 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)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Physics & Mathematics (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Paleontology (AREA)
  • Earth Drilling (AREA)
CH23471A 1970-09-19 1971-01-08 Excavateur CH532168A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP9254570 1970-09-19
JP9254670U JPS4938330Y1 (de) 1970-09-19 1970-09-19

Publications (1)

Publication Number Publication Date
CH532168A true CH532168A (fr) 1972-12-31

Family

ID=26433949

Family Applications (1)

Application Number Title Priority Date Filing Date
CH23471A CH532168A (fr) 1970-09-19 1971-01-08 Excavateur

Country Status (7)

Country Link
AT (1) AT302910B (de)
BE (1) BE762120A (de)
CA (1) CA919196A (de)
CH (1) CH532168A (de)
FR (1) FR2105794A5 (de)
NL (1) NL7102148A (de)
SE (1) SE389698B (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0685603A4 (de) * 1993-12-10 1996-05-08 Chemical Grout Co Mehrarmige ausschachtungsvorrichtung.

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2355155A1 (fr) * 1976-06-18 1978-01-13 Coyne & Bellier Procede et dispositif pour realiser des forages profonds
DE3911624A1 (de) * 1989-04-09 1990-10-11 Delmag Maschinenfabrik Schlitzwandfraese
CN111827391B (zh) * 2020-07-20 2022-09-09 安徽腾兴工程设备制造有限公司 开沟作业用多层复合钻头组件

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0685603A4 (de) * 1993-12-10 1996-05-08 Chemical Grout Co Mehrarmige ausschachtungsvorrichtung.

Also Published As

Publication number Publication date
SE389698B (sv) 1976-11-15
AT302910B (de) 1972-11-10
CA919196A (en) 1973-01-16
FR2105794A5 (de) 1972-04-28
BE762120A (fr) 1971-07-01
NL7102148A (de) 1972-03-21

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Legal Events

Date Code Title Description
PL Patent ceased