FR2349747A1 - Dispositif de commande hydraulique pour l'actionnement d'outils - Google Patents

Dispositif de commande hydraulique pour l'actionnement d'outils

Info

Publication number
FR2349747A1
FR2349747A1 FR7712682A FR7712682A FR2349747A1 FR 2349747 A1 FR2349747 A1 FR 2349747A1 FR 7712682 A FR7712682 A FR 7712682A FR 7712682 A FR7712682 A FR 7712682A FR 2349747 A1 FR2349747 A1 FR 2349747A1
Authority
FR
France
Prior art keywords
control device
hydraulic control
driving tools
tools
driving
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.)
Withdrawn
Application number
FR7712682A
Other languages
English (en)
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.)
Joy Manufacturing Co
Original Assignee
Joy Manufacturing 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
Application filed by Joy Manufacturing Co filed Critical Joy Manufacturing Co
Publication of FR2349747A1 publication Critical patent/FR2349747A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C27/00—Machines which completely free the mineral from the seam
    • E21C27/20—Mineral freed by means not involving slitting
    • E21C27/28—Mineral freed by means not involving slitting by percussive drills with breaking-down means, e.g. wedge-shaped tools
    • 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
    • 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
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03C—POSITIVE-DISPLACEMENT ENGINES DRIVEN BY LIQUIDS
    • F03C1/00—Reciprocating-piston liquid engines
    • F03C1/007—Reciprocating-piston liquid engines with single cylinder, double-acting piston

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Geology (AREA)
  • Fluid Mechanics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • General Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Percussive Tools And Related Accessories (AREA)
  • Earth Drilling (AREA)
  • Details Of Reciprocating Pumps (AREA)
FR7712682A 1976-04-28 1977-04-27 Dispositif de commande hydraulique pour l'actionnement d'outils Withdrawn FR2349747A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US68082276A 1976-04-28 1976-04-28
US68082376A 1976-04-28 1976-04-28

Publications (1)

Publication Number Publication Date
FR2349747A1 true FR2349747A1 (fr) 1977-11-25

Family

ID=27102528

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7712682A Withdrawn FR2349747A1 (fr) 1976-04-28 1977-04-27 Dispositif de commande hydraulique pour l'actionnement d'outils

Country Status (13)

Country Link
JP (1) JPS52133001A (fr)
AU (1) AU520326B2 (fr)
BR (1) BR7702614A (fr)
DE (1) DE2719002A1 (fr)
ES (1) ES458572A1 (fr)
FI (1) FI771344A (fr)
FR (1) FR2349747A1 (fr)
GB (1) GB1588525A (fr)
IT (1) IT1076743B (fr)
MX (1) MX147859A (fr)
SE (1) SE7704440L (fr)
SU (1) SU784805A3 (fr)
YU (1) YU109877A (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8606645D0 (en) * 1986-03-18 1986-04-23 Dowty Mining Machinery Ltd Rock drill assembly
SE535149C2 (sv) * 2010-08-31 2012-05-02 Atlas Copco Rock Drills Ab Hydrauliskt slagverk för användning i berg-eller betongavverkande utrustning
SE536289C2 (sv) * 2011-04-05 2013-08-06 Atlas Copco Rock Drills Ab Hydrauliska slagverk för berg- eller betongavverkande utrustning samt borr- och brytutrustning
SE535757C2 (sv) * 2011-04-05 2012-12-11 Atlas Copco Rock Drills Ab Anordning och förfarande för berg- och betongbearbetning

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1579334A (fr) * 1968-09-06 1969-08-22
US3592109A (en) * 1969-03-05 1971-07-13 Chance Co Ab Reciprocating fluid motor
US3701386A (en) * 1970-12-11 1972-10-31 Dresser Ind Hydraulic drifter
FR2274405A1 (fr) * 1974-06-11 1976-01-09 Klemm Bohrtech Outil de percussion
FR2279962A1 (fr) * 1974-07-26 1976-02-20 Zahnradfabrik Friedrichshafen Distributeur, notamment pour mecanismes de direction hydrostatiques de vehicules automobiles
DE2541949A1 (de) * 1974-09-19 1976-04-01 Raymond Int Inc Hydraulisch angetriebene hammeranordnung
FR2328548A1 (fr) * 1975-10-24 1977-05-20 Joy Mfg Co Perfectionnements apportes aux appareils de percage a percussion, tels que marteaux perforateurs au rocher

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1579334A (fr) * 1968-09-06 1969-08-22
US3592109A (en) * 1969-03-05 1971-07-13 Chance Co Ab Reciprocating fluid motor
US3701386A (en) * 1970-12-11 1972-10-31 Dresser Ind Hydraulic drifter
FR2274405A1 (fr) * 1974-06-11 1976-01-09 Klemm Bohrtech Outil de percussion
FR2279962A1 (fr) * 1974-07-26 1976-02-20 Zahnradfabrik Friedrichshafen Distributeur, notamment pour mecanismes de direction hydrostatiques de vehicules automobiles
DE2541949A1 (de) * 1974-09-19 1976-04-01 Raymond Int Inc Hydraulisch angetriebene hammeranordnung
FR2328548A1 (fr) * 1975-10-24 1977-05-20 Joy Mfg Co Perfectionnements apportes aux appareils de percage a percussion, tels que marteaux perforateurs au rocher

Also Published As

Publication number Publication date
FI771344A (fr) 1977-10-29
BR7702614A (pt) 1978-02-28
JPS52133001A (en) 1977-11-08
SU784805A3 (ru) 1980-11-30
GB1588525A (en) 1981-04-23
AU2438877A (en) 1978-10-26
AU520326B2 (en) 1982-01-28
DE2719002A1 (de) 1977-11-10
SE7704440L (sv) 1977-10-29
IT1076743B (it) 1985-04-27
MX147859A (es) 1983-01-25
YU109877A (en) 1983-01-21
ES458572A1 (es) 1978-10-16

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Legal Events

Date Code Title Description
RE Withdrawal of published application