ZA713576B - Hydraulic fluid actuated percussion tool - Google Patents

Hydraulic fluid actuated percussion tool

Info

Publication number
ZA713576B
ZA713576B ZA713576A ZA713576A ZA713576B ZA 713576 B ZA713576 B ZA 713576B ZA 713576 A ZA713576 A ZA 713576A ZA 713576 A ZA713576 A ZA 713576A ZA 713576 B ZA713576 B ZA 713576B
Authority
ZA
South Africa
Prior art keywords
hydraulic fluid
fluid actuated
percussion tool
actuated percussion
tool
Prior art date
Application number
ZA713576A
Inventor
G Romell
Original Assignee
Atlas Copco 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 Ab filed Critical Atlas Copco Ab
Publication of ZA713576B publication Critical patent/ZA713576B/en

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
    • B25D9/04—Portable percussive tools with fluid-pressure drive, i.e. driven directly by fluids, e.g. having several percussive tool bits operated simultaneously of the hammer piston type, i.e. in which the tool bit or anvil is hit by an impulse member
    • 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
    • B25D9/26—Control devices for adjusting the stroke of the piston or the force or frequency of impact thereof

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Automation & Control Theory (AREA)
  • Percussive Tools And Related Accessories (AREA)
ZA713576A 1970-06-16 1971-06-02 Hydraulic fluid actuated percussion tool ZA713576B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE08332/70A SE339817B (en) 1970-06-16 1970-06-16

Publications (1)

Publication Number Publication Date
ZA713576B true ZA713576B (en) 1972-01-26

Family

ID=20273773

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA713576A ZA713576B (en) 1970-06-16 1971-06-02 Hydraulic fluid actuated percussion tool

Country Status (10)

Country Link
AT (1) AT310696B (en)
CA (1) CA937844A (en)
CH (1) CH534567A (en)
DE (1) DE2128363A1 (en)
ES (1) ES391969A1 (en)
FR (1) FR2096294A5 (en)
GB (1) GB1310194A (en)
NO (1) NO129415B (en)
SE (1) SE339817B (en)
ZA (1) ZA713576B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2461633C2 (en) * 1974-12-27 1982-05-06 Ing. Günter Klemm, Spezialunternehmen für Bohrtechnik, 5962 Drolshagen Hydraulic impact device
GB1480753A (en) * 1974-11-14 1977-07-27 Hydraulics Ltd A Hydraulically-operated devices
DE2512731A1 (en) * 1975-03-22 1976-10-07 Klemm Bohrtech HYDRAULIC IMPACT DEVICE
US3995700A (en) * 1975-10-14 1976-12-07 Gardner-Denver Company Hydraulic rock drill system
DE2658455C3 (en) * 1976-12-23 1981-01-22 Fried. Krupp Gmbh, 4300 Essen Pressure medium operated striking mechanism
SE405455B (en) * 1978-01-19 1978-12-11 Billing Lars HYDRAULIC NAIL GUN
FI56053C (en) * 1978-08-08 1979-11-12 Tampella Oy Ab BORRMASKIN SPECIELLT BERGBORRMASKIN
CN112727818B (en) * 2020-12-25 2023-03-21 中铁工程装备集团隧道设备制造有限公司 Hydraulic control system of rock drill

Also Published As

Publication number Publication date
SE339817B (en) 1971-10-18
CH534567A (en) 1973-03-15
ES391969A1 (en) 1973-06-16
NO129415B (en) 1974-04-08
FR2096294A5 (en) 1972-02-11
AT310696B (en) 1973-09-15
GB1310194A (en) 1973-03-14
CA937844A (en) 1973-12-04
DE2128363A1 (en) 1972-03-23

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