AT274689B - Lotrechtführung für Arbeitsausrüstungen von Baggern - Google Patents

Lotrechtführung für Arbeitsausrüstungen von Baggern

Info

Publication number
AT274689B
AT274689B AT951167A AT951167A AT274689B AT 274689 B AT274689 B AT 274689B AT 951167 A AT951167 A AT 951167A AT 951167 A AT951167 A AT 951167A AT 274689 B AT274689 B AT 274689B
Authority
AT
Austria
Prior art keywords
excavators
work equipment
vertical guidance
guidance
vertical
Prior art date
Application number
AT951167A
Other languages
German (de)
English (en)
Inventor
Hubert Ing Heinz
Original Assignee
Orenstein & Koppel Ag
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 Orenstein & Koppel Ag filed Critical Orenstein & Koppel Ag
Application granted granted Critical
Publication of AT274689B publication Critical patent/AT274689B/de

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
    • E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
    • E21B19/08—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods
    • E21B19/087—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods by means of a swinging arm

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
AT951167A 1966-12-24 1967-10-20 Lotrechtführung für Arbeitsausrüstungen von Baggern AT274689B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEO0012177 1966-12-24

Publications (1)

Publication Number Publication Date
AT274689B true AT274689B (de) 1969-09-25

Family

ID=7352635

Family Applications (1)

Application Number Title Priority Date Filing Date
AT951167A AT274689B (de) 1966-12-24 1967-10-20 Lotrechtführung für Arbeitsausrüstungen von Baggern

Country Status (5)

Country Link
AT (1) AT274689B (enrdf_load_stackoverflow)
BE (1) BE705868A (enrdf_load_stackoverflow)
DE (1) DE1634913A1 (enrdf_load_stackoverflow)
FR (1) FR1548097A (enrdf_load_stackoverflow)
NL (1) NL6714694A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1229333A (en) * 1984-09-07 1987-11-17 Bernard L. Gien Truck mounted drilling machine

Also Published As

Publication number Publication date
NL6714694A (enrdf_load_stackoverflow) 1968-06-25
FR1548097A (enrdf_load_stackoverflow) 1968-11-29
DE1634913A1 (enrdf_load_stackoverflow) 1970-08-13
BE705868A (enrdf_load_stackoverflow) 1968-03-01

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