AU5015672A - Power hammer - Google Patents

Power hammer

Info

Publication number
AU5015672A
AU5015672A AU50156/72A AU5015672A AU5015672A AU 5015672 A AU5015672 A AU 5015672A AU 50156/72 A AU50156/72 A AU 50156/72A AU 5015672 A AU5015672 A AU 5015672A AU 5015672 A AU5015672 A AU 5015672A
Authority
AU
Australia
Prior art keywords
power hammer
hammer
power
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
AU50156/72A
Inventor
Albert Meyer
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
Publication of AU5015672A publication Critical patent/AU5015672A/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
    • 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
    • E21B1/00—Percussion drilling
    • E21B1/36—Tool-carrier piston type, i.e. in which the tool is connected to an impulse member

Landscapes

  • Engineering & Computer Science (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
  • Percussive Tools And Related Accessories (AREA)
AU50156/72A 1971-12-17 1972-12-15 Power hammer Expired AU5015672A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1841371A CH540425A (en) 1971-12-17 1971-12-17 Impact hammer or hammer drill

Publications (1)

Publication Number Publication Date
AU5015672A true AU5015672A (en) 1974-06-20

Family

ID=4432819

Family Applications (1)

Application Number Title Priority Date Filing Date
AU50156/72A Expired AU5015672A (en) 1971-12-17 1972-12-15 Power hammer

Country Status (10)

Country Link
JP (1) JPS4867101A (en)
AU (1) AU5015672A (en)
BE (1) BE791962A (en)
CH (1) CH540425A (en)
DE (1) DE2253273A1 (en)
ES (1) ES410229A1 (en)
FR (1) FR2165470A5 (en)
IT (1) IT971733B (en)
NL (1) NL7215685A (en)
ZA (1) ZA728781B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3995700A (en) * 1975-10-14 1976-12-07 Gardner-Denver Company Hydraulic rock drill system
JPS5910237Y2 (en) * 1976-06-07 1984-03-30 古河鉱業株式会社 Large underground rock drill

Also Published As

Publication number Publication date
ZA728781B (en) 1973-08-29
CH540425A (en) 1973-08-15
FR2165470A5 (en) 1973-08-03
NL7215685A (en) 1973-06-19
BE791962A (en) 1973-03-16
IT971733B (en) 1974-05-10
DE2253273A1 (en) 1973-06-28
JPS4867101A (en) 1973-09-13
ES410229A1 (en) 1975-12-01

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