CH421863A - Striking tool with a hammer piston arranged in it going back and forth - Google Patents

Striking tool with a hammer piston arranged in it going back and forth

Info

Publication number
CH421863A
CH421863A CH309665A CH309665A CH421863A CH 421863 A CH421863 A CH 421863A CH 309665 A CH309665 A CH 309665A CH 309665 A CH309665 A CH 309665A CH 421863 A CH421863 A CH 421863A
Authority
CH
Switzerland
Prior art keywords
forth
going back
piston arranged
striking tool
hammer piston
Prior art date
Application number
CH309665A
Other languages
German (de)
Inventor
Viktor Nyholm Bengt
Original Assignee
Atlas Copco Ab
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 Atlas Copco Ab filed Critical Atlas Copco Ab
Publication of CH421863A publication Critical patent/CH421863A/en

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
    • E21B6/00—Drives for drilling with combined rotary and percussive action
    • E21B6/06—Drives for drilling with combined rotary and percussive action the rotation being intermittent, e.g. obtained by ratchet device
    • 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
    • E21B1/00—Percussion drilling
    • E21B1/12—Percussion drilling with a reciprocating impulse member
    • E21B1/24—Percussion drilling with a reciprocating impulse member the impulse member being a piston driven directly by fluid pressure
    • E21B1/30—Percussion drilling with a reciprocating impulse member the impulse member being a piston driven directly by fluid pressure by air, steam or gas pressure
    • E21B1/32—Percussion drilling with a reciprocating impulse member the impulse member being a piston driven directly by fluid pressure by air, steam or gas pressure working with pulses
    • E21B1/34—Percussion drilling with a reciprocating impulse member the impulse member being a piston driven directly by fluid pressure by air, steam or gas pressure working with pulses the impulse member being a piston of an internal-combustion engine
    • 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
    • E21B6/00—Drives for drilling with combined rotary and percussive action
    • E21B6/06—Drives for drilling with combined rotary and percussive action the rotation being intermittent, e.g. obtained by ratchet device
    • E21B6/08—Separate drives for percussion and rotation

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Percussive Tools And Related Accessories (AREA)
CH309665A 1964-03-06 1965-03-05 Striking tool with a hammer piston arranged in it going back and forth CH421863A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE285364 1964-03-06

Publications (1)

Publication Number Publication Date
CH421863A true CH421863A (en) 1966-09-30

Family

ID=20260851

Family Applications (1)

Application Number Title Priority Date Filing Date
CH309665A CH421863A (en) 1964-03-06 1965-03-05 Striking tool with a hammer piston arranged in it going back and forth

Country Status (4)

Country Link
US (1) US3336986A (en)
CH (1) CH421863A (en)
FR (1) FR1425970A (en)
GB (1) GB1026256A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104453698B (en) * 2014-12-05 2016-05-18 卢兴耐 Gravity percussion drill

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1389539A (en) * 1918-04-04 1921-08-30 Hardsocg Wonder Drill Company Rock-drill
US1709024A (en) * 1923-12-24 1929-04-16 Gardner Denver Co Rock drill
US1902562A (en) * 1931-08-06 1933-03-21 Ingersoll Rand Co Blowing device for pneumatic tools
US2764138A (en) * 1953-03-02 1956-09-25 Atlas Copco Ab Percussion tools having a reciprocable hammer piston actuated by combustion gases
US3231028A (en) * 1963-01-17 1966-01-25 Warsop Power Tools Ltd Multi-operational percussive tools

Also Published As

Publication number Publication date
GB1026256A (en) 1966-04-14
FR1425970A (en) 1966-01-24
US3336986A (en) 1967-08-22

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