ES458572A1 - Unos perfeccionamientos en las herramientas neumaticas de percusion. - Google Patents

Unos perfeccionamientos en las herramientas neumaticas de percusion.

Info

Publication number
ES458572A1
ES458572A1 ES458572A ES458572A ES458572A1 ES 458572 A1 ES458572 A1 ES 458572A1 ES 458572 A ES458572 A ES 458572A ES 458572 A ES458572 A ES 458572A ES 458572 A1 ES458572 A1 ES 458572A1
Authority
ES
Spain
Prior art keywords
hole
tool
piston
elongated hole
hydraulic drive
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
ES458572A
Other languages
English (en)
Spanish (es)
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 ES458572A1 publication Critical patent/ES458572A1/es
Expired 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)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Geology (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • General Engineering & Computer Science (AREA)
  • Percussive Tools And Related Accessories (AREA)
  • Earth Drilling (AREA)
  • Details Of Reciprocating Pumps (AREA)
ES458572A 1976-04-28 1977-04-28 Unos perfeccionamientos en las herramientas neumaticas de percusion. Expired ES458572A1 (es)

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
ES458572A1 true ES458572A1 (es) 1978-10-16

Family

ID=27102528

Family Applications (1)

Application Number Title Priority Date Filing Date
ES458572A Expired ES458572A1 (es) 1976-04-28 1977-04-28 Unos perfeccionamientos en las herramientas neumaticas de percusion.

Country Status (13)

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

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

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1579334A (fi) * 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
GB1450972A (en) * 1974-06-11 1976-09-29 Klemm G Percussive tool
FR2279962A1 (fr) * 1974-07-26 1976-02-20 Zahnradfabrik Friedrichshafen Distributeur, notamment pour mecanismes de direction hydrostatiques de vehicules automobiles
US4026193A (en) * 1974-09-19 1977-05-31 Raymond International Inc. Hydraulically driven hammer system
CA1071946A (en) * 1975-10-24 1980-02-19 George A. Hibbard Rock drill

Also Published As

Publication number Publication date
FR2349747A1 (fr) 1977-11-25
SU784805A3 (ru) 1980-11-30
DE2719002A1 (de) 1977-11-10
IT1076743B (it) 1985-04-27
FI771344A (fi) 1977-10-29
SE7704440L (sv) 1977-10-29
AU520326B2 (en) 1982-01-28
AU2438877A (en) 1978-10-26
BR7702614A (pt) 1978-02-28
YU109877A (en) 1983-01-21
MX147859A (es) 1983-01-25
JPS52133001A (en) 1977-11-08
GB1588525A (en) 1981-04-23

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