FR2096294A5 - - Google Patents

Info

Publication number
FR2096294A5
FR2096294A5 FR7121474A FR7121474A FR2096294A5 FR 2096294 A5 FR2096294 A5 FR 2096294A5 FR 7121474 A FR7121474 A FR 7121474A FR 7121474 A FR7121474 A FR 7121474A FR 2096294 A5 FR2096294 A5 FR 2096294A5
Authority
FR
France
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
FR7121474A
Other languages
French (fr)
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.)
Atlas Copco AB
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
Application granted granted Critical
Publication of FR2096294A5 publication Critical patent/FR2096294A5/fr
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
    • B25D9/04—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)
FR7121474A 1970-06-16 1971-06-14 Expired FR2096294A5 (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
FR2096294A5 true FR2096294A5 (en) 1972-02-11

Family

ID=20273773

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7121474A Expired FR2096294A5 (en) 1970-06-16 1971-06-14

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)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2375008A1 (en) * 1976-12-23 1978-07-21 Krupp Gmbh HYDRAULIC OR PNEUMATIC SHEEP WITH REMOTE CONTROLLED STRIKE FREQUENCY
FR2443564A1 (en) * 1978-08-08 1980-07-04 Tampella Oy Ab DRILLING MACHINE, ESPECIALLY A ROCK DRILL

Families Citing this family (6)

* 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
SE405455B (en) * 1978-01-19 1978-12-11 Billing Lars HYDRAULIC NAIL GUN
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

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2375008A1 (en) * 1976-12-23 1978-07-21 Krupp Gmbh HYDRAULIC OR PNEUMATIC SHEEP WITH REMOTE CONTROLLED STRIKE FREQUENCY
FR2443564A1 (en) * 1978-08-08 1980-07-04 Tampella Oy Ab DRILLING MACHINE, ESPECIALLY A ROCK DRILL

Also Published As

Publication number Publication date
CH534567A (en) 1973-03-15
DE2128363A1 (en) 1972-03-23
CA937844A (en) 1973-12-04
GB1310194A (en) 1973-03-14
NO129415B (en) 1974-04-08
SE339817B (en) 1971-10-18
ZA713576B (en) 1972-01-26
AT310696B (en) 1973-09-15
ES391969A1 (en) 1973-06-16

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Legal Events

Date Code Title Description
ST Notification of lapse