DE3167834D1 - Percussion tool - Google Patents

Percussion tool

Info

Publication number
DE3167834D1
DE3167834D1 DE8181106994T DE3167834T DE3167834D1 DE 3167834 D1 DE3167834 D1 DE 3167834D1 DE 8181106994 T DE8181106994 T DE 8181106994T DE 3167834 T DE3167834 T DE 3167834T DE 3167834 D1 DE3167834 D1 DE 3167834D1
Authority
DE
Germany
Prior art keywords
pilot valve
percussion piston
control
chamber
valve
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
DE8181106994T
Other languages
English (en)
Inventor
Alfred Paikert
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to DE8181106994T priority Critical patent/DE3167834D1/de
Application granted granted Critical
Publication of DE3167834D1 publication Critical patent/DE3167834D1/de
Expired legal-status Critical Current

Links

Classifications

    • 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
    • B25D9/145—Control devices for the reciprocating piston for hydraulically actuated hammers having an accumulator
    • 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
    • B25D9/06—Means for driving the impulse member
    • B25D9/12—Means for driving the impulse member comprising a built-in liquid motor, i.e. the tool being driven by hydraulic pressure
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Environmental & Geological Engineering (AREA)
  • Earth Drilling (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Percussive Tools And Related Accessories (AREA)
DE8181106994T 1980-09-11 1981-09-07 Percussion tool Expired DE3167834D1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE8181106994T DE3167834D1 (en) 1980-09-11 1981-09-07 Percussion tool

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3034211A DE3034211C2 (de) 1980-09-11 1980-09-11 Mit einer Druckflüssigkeit beaufschlagbare Schlag- und Bohrvorrichtung
DE8181106994T DE3167834D1 (en) 1980-09-11 1981-09-07 Percussion tool

Publications (1)

Publication Number Publication Date
DE3167834D1 true DE3167834D1 (en) 1985-01-31

Family

ID=6111680

Family Applications (2)

Application Number Title Priority Date Filing Date
DE3034211A Expired DE3034211C2 (de) 1980-09-11 1980-09-11 Mit einer Druckflüssigkeit beaufschlagbare Schlag- und Bohrvorrichtung
DE8181106994T Expired DE3167834D1 (en) 1980-09-11 1981-09-07 Percussion tool

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE3034211A Expired DE3034211C2 (de) 1980-09-11 1980-09-11 Mit einer Druckflüssigkeit beaufschlagbare Schlag- und Bohrvorrichtung

Country Status (3)

Country Link
EP (1) EP0047944B1 (de)
AT (1) ATE10871T1 (de)
DE (2) DE3034211C2 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59209775A (ja) * 1983-05-13 1984-11-28 株式会社ランドマ−クウエスト さく岩機
SE444127B (sv) * 1984-06-25 1986-03-24 Atlas Copco Ab Tryckvetskedriven senkborrmaskin
DE4131070C2 (de) * 1991-09-18 1993-11-18 Ingenieurkontor Fuer Maschinen Hydraulisch getriebener Schlagbohrhammer
CN102168523B (zh) * 2011-04-27 2013-03-20 兰桥昌 钻机的主传动和变速系统及其操纵机构
CN102817555A (zh) * 2012-08-31 2012-12-12 涂文斌 水能冲击器
CN113236156B (zh) * 2021-04-19 2022-12-13 中煤科工集团淮北爆破技术研究院有限公司 基于转向阀的孔内增压器

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2257753C3 (de) * 1972-11-24 1975-06-05 Georg Haerke Ag Rohr- Und Kanal-Reinigungsgeraete-Maschinen- Und Fahrzeugbau, 5630 Remscheid Mit einer Druckflüssigkeit beaufschlagbare Schlag- und Bohrvorrichtung
DE2425046A1 (de) * 1974-05-24 1975-12-04 Demag Drucklufttechnik Gmbh Hydraulische vorrichtung zur steuerung des kolbenhubes bei einem translatorisch bewegten arbeitsgeraet, insbesondere einer ramme oder einem pfahlzieher
DE2536143C2 (de) * 1975-08-13 1982-01-28 Institut gornogo dela Akademii Nauk Kazachskoj SSR, Alma-Ata Hydraulisches Schlaggerät
US4072198A (en) * 1976-04-30 1978-02-07 Chicago Pneumatic Tool Company Hydraulic rock drill
US4157121A (en) * 1977-02-04 1979-06-05 Chicago Pneumatic Tool Co. Hydraulic powered rock drill

Also Published As

Publication number Publication date
ATE10871T1 (de) 1985-01-15
EP0047944A1 (de) 1982-03-24
DE3034211C2 (de) 1983-03-17
EP0047944B1 (de) 1984-12-19
DE3034211A1 (de) 1982-03-25

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Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee