AU5292569A - An hydraulic hammer drill - Google Patents

An hydraulic hammer drill

Info

Publication number
AU5292569A
AU5292569A AU52925/69A AU5292569A AU5292569A AU 5292569 A AU5292569 A AU 5292569A AU 52925/69 A AU52925/69 A AU 52925/69A AU 5292569 A AU5292569 A AU 5292569A AU 5292569 A AU5292569 A AU 5292569A
Authority
AU
Australia
Prior art keywords
hammer drill
hydraulic hammer
hydraulic
drill
hammer
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
AU52925/69A
Inventor
EDSTROM and FRANS ERIK STIG STAFFEN ROLF-AKE
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 AU52925/69A priority Critical patent/AU5292569A/en
Publication of AU5292569A publication Critical patent/AU5292569A/en
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
    • B25D9/06—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 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
AU52925/69A 1969-04-02 1969-04-02 An hydraulic hammer drill Expired AU5292569A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU52925/69A AU5292569A (en) 1969-04-02 1969-04-02 An hydraulic hammer drill

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU52925/69A AU5292569A (en) 1969-04-02 1969-04-02 An hydraulic hammer drill

Publications (1)

Publication Number Publication Date
AU5292569A true AU5292569A (en) 1970-10-08

Family

ID=3739044

Family Applications (1)

Application Number Title Priority Date Filing Date
AU52925/69A Expired AU5292569A (en) 1969-04-02 1969-04-02 An hydraulic hammer drill

Country Status (1)

Country Link
AU (1) AU5292569A (en)

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