CS150508B2 - - Google Patents

Info

Publication number
CS150508B2
CS150508B2 CS485170A CS485170A CS150508B2 CS 150508 B2 CS150508 B2 CS 150508B2 CS 485170 A CS485170 A CS 485170A CS 485170 A CS485170 A CS 485170A CS 150508 B2 CS150508 B2 CS 150508B2
Authority
CS
Czechoslovakia
Application number
CS485170A
Other languages
Czech (cs)
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 filed Critical
Publication of CS150508B2 publication Critical patent/CS150508B2/cs

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
    • E21B4/00—Drives for drilling, used in the borehole
    • E21B4/06—Down-hole impacting means, e.g. hammers
    • E21B4/14—Fluid operated hammers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D9/00—Portable percussive tools with fluid-pressure drive, i.e. driven directly by fluids, e.g. having several percussive tool bits operated simultaneously
    • B25D9/14—Control devices for the reciprocating piston
    • B25D9/26—Control devices for adjusting the stroke of the piston or the force or frequency of impact thereof
    • B25D9/265—Control devices for adjusting the stroke of the piston or the force or frequency of impact thereof with arrangements for automatic stopping when the tool is lifted from the working face or suffers excessive bore resistance
    • 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
    • E21B44/00—Automatic control systems specially adapted for drilling operations, i.e. self-operating systems which function to carry out or modify a drilling operation without intervention of a human operator, e.g. computer-controlled drilling systems; Systems specially adapted for monitoring a plurality of drilling variables or conditions
    • E21B44/10—Arrangements for automatic stopping when the tool is lifted from the working face

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Mechanical Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Automation & Control Theory (AREA)
  • Earth Drilling (AREA)
  • Percussive Tools And Related Accessories (AREA)
CS485170A 1969-10-07 1970-07-09 CS150508B2 (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19691950508 DE1950508C3 (de) 1969-10-07 1969-10-07 Druckluftbetriebene Tieflochbohrhämmer

Publications (1)

Publication Number Publication Date
CS150508B2 true CS150508B2 (xx) 1973-09-04

Family

ID=5747538

Family Applications (1)

Application Number Title Priority Date Filing Date
CS485170A CS150508B2 (xx) 1969-10-07 1970-07-09

Country Status (6)

Country Link
AT (1) AT296917B (xx)
BE (1) BE753225A (xx)
CH (1) CH524756A (xx)
CS (1) CS150508B2 (xx)
DE (1) DE1950508C3 (xx)
FR (1) FR2140700A5 (xx)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE789993A (fr) * 1971-10-19 1973-02-01 Boehler & Co Ag Geb Commande d'admission de fluide pour fleuret a percussion
DE2924392C2 (de) * 1979-06-16 1982-09-23 Brückner Grundbau GmbH, 4300 Essen Bohrvorrichtung zum Überlagerungsbohren
DE2924393C2 (de) * 1979-06-16 1983-06-23 Brückner Grundbau GmbH, 4300 Essen Bohrvorrichtung zum Überlagerungsbohren
EP0081897B1 (en) * 1981-12-10 1986-04-09 WEAVER & HURT LIMITED Percussive drills
DE4000691A1 (de) * 1990-01-12 1991-07-18 Fritz Zimmermann Masch U Appar Exzentrisch bohrender tiefloch-hammer
AU2002235745A1 (en) 2000-12-02 2002-06-11 Tracto-Technik Gmbh Pneumatic rock-boring device and method for horizontal drilling using compressed air and drilling medium
CN107386957B (zh) * 2017-08-29 2023-05-05 吉林大学 一种活阀式无气垫高性能气动冲击器
CN114669781B (zh) * 2022-04-21 2024-01-30 深圳市速航科技发展有限公司 一种活塞轴可旋转的气动振动装置

Also Published As

Publication number Publication date
CH524756A (de) 1972-06-30
DE1950508B2 (de) 1974-06-06
BE753225A (fr) 1970-12-16
AT296917B (de) 1972-03-10
DE1950508A1 (de) 1971-04-15
FR2140700A5 (xx) 1973-01-19
DE1950508C3 (de) 1975-01-09

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