ZA9510820B - Water driven hammer device - Google Patents

Water driven hammer device

Info

Publication number
ZA9510820B
ZA9510820B ZA9510820A ZA9510820A ZA9510820B ZA 9510820 B ZA9510820 B ZA 9510820B ZA 9510820 A ZA9510820 A ZA 9510820A ZA 9510820 A ZA9510820 A ZA 9510820A ZA 9510820 B ZA9510820 B ZA 9510820B
Authority
ZA
South Africa
Prior art keywords
hammer device
water driven
driven hammer
water
hammer
Prior art date
Application number
ZA9510820A
Other languages
English (en)
Inventor
Berndt Ekwall
Gunnar Wijk
Original Assignee
Atlas Copco Rock Drills Ab
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 Atlas Copco Rock Drills Ab filed Critical Atlas Copco Rock Drills Ab
Publication of ZA9510820B publication Critical patent/ZA9510820B/xx

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
    • B25D17/00—Details of, or accessories for, portable power-driven percussive tools
    • B25D17/06—Hammer pistons; Anvils ; Guide-sleeves for pistons

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Earth Drilling (AREA)
  • Reciprocating Pumps (AREA)
ZA9510820A 1994-12-21 1995-12-20 Water driven hammer device ZA9510820B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9404429A SE503851C2 (sv) 1994-12-21 1994-12-21 Styrning av slagkolv i ett vattendrivet slagverk

Publications (1)

Publication Number Publication Date
ZA9510820B true ZA9510820B (en) 1996-06-21

Family

ID=20396398

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA9510820A ZA9510820B (en) 1994-12-21 1995-12-20 Water driven hammer device

Country Status (7)

Country Link
US (1) US5787995A (xx)
AU (1) AU688188B2 (xx)
CA (1) CA2208012A1 (xx)
FI (1) FI111913B (xx)
SE (1) SE503851C2 (xx)
WO (1) WO1996019324A1 (xx)
ZA (1) ZA9510820B (xx)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5816342A (en) * 1997-01-27 1998-10-06 Columbia Gas Distribution Companies Small diameter impact boring tool
TWI256981B (en) 2004-03-24 2006-06-21 Suk-Shin In Water hammer

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1768633A (en) * 1929-06-03 1930-07-01 Henry C Ries Piston for oil-well circulation pumps
SE398066B (sv) * 1975-03-18 1977-12-05 Atlas Copco Ab Sett och anordning vid slaende bearbetning for dempning av rekylen fran ett arbetsverktyg
SE8604362L (sv) * 1986-10-15 1988-04-16 Atlas Copco Ab Dempanordning vid en slaende bergborrmaskin
SE500654C2 (sv) * 1987-07-14 1994-08-01 G Drill Ab Hydraulisk sänkborrmaskin
SE8900473L (sv) * 1989-02-13 1990-08-14 Sandvik Ab Drill bit
SE9103792L (sv) * 1991-12-20 1993-03-22 Uniroc Ab Saenkborrmaskin av det slag daer slagkolvens roerelse styr tillfoersel av tryckmedium
US5259463A (en) * 1992-10-02 1993-11-09 Ingersoll-Rand Company Throttle lever system for a percussive, fluid-activated apparatus
SE501364C2 (sv) * 1993-07-12 1995-01-23 Atlas Copco Rocktech Ab Vätskedriven sänkborrmaskin utformad med en uppslagare

Also Published As

Publication number Publication date
SE9404429D0 (sv) 1994-12-21
US5787995A (en) 1998-08-04
FI972648A0 (fi) 1997-06-19
SE9404429L (sv) 1996-06-22
AU4319896A (en) 1996-07-10
SE503851C2 (sv) 1996-09-16
AU688188B2 (en) 1998-03-05
CA2208012A1 (en) 1996-06-27
FI972648A (fi) 1997-06-19
FI111913B (fi) 2003-10-15
WO1996019324A1 (en) 1996-06-27

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