FR2259677B1 - - Google Patents

Info

Publication number
FR2259677B1
FR2259677B1 FR7403484A FR7403484A FR2259677B1 FR 2259677 B1 FR2259677 B1 FR 2259677B1 FR 7403484 A FR7403484 A FR 7403484A FR 7403484 A FR7403484 A FR 7403484A FR 2259677 B1 FR2259677 B1 FR 2259677B1
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
FR7403484A
Other languages
French (fr)
Other versions
FR2259677A1 (en
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.)
Institut Gornogo dela Sibirskogo Otdelenia Akademii Nauk SSSR
Original Assignee
Institut Gornogo dela Sibirskogo Otdelenia Akademii Nauk SSSR
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 Institut Gornogo dela Sibirskogo Otdelenia Akademii Nauk SSSR filed Critical Institut Gornogo dela Sibirskogo Otdelenia Akademii Nauk SSSR
Priority to FR7403484A priority Critical patent/FR2259677A1/fr
Publication of FR2259677A1 publication Critical patent/FR2259677A1/fr
Application granted granted Critical
Publication of FR2259677B1 publication Critical patent/FR2259677B1/fr
Granted legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C37/00—Other methods or devices for dislodging with or without loading
    • E21C37/22—Hand tools or hand-held power-operated tools specially adapted for dislodging minerals
    • 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
    • B25D9/10—Means for driving the impulse member comprising a built-in internal-combustion engine

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Combustion & Propulsion (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Portable Nailing Machines And Staplers (AREA)
  • Percussive Tools And Related Accessories (AREA)
FR7403484A 1974-02-01 1974-02-01 Combustion-powered impact mechanism esp. for soil-boring tool - has reciprocable striker co-operating with ported sleeve Granted FR2259677A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7403484A FR2259677A1 (en) 1974-02-01 1974-02-01 Combustion-powered impact mechanism esp. for soil-boring tool - has reciprocable striker co-operating with ported sleeve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7403484A FR2259677A1 (en) 1974-02-01 1974-02-01 Combustion-powered impact mechanism esp. for soil-boring tool - has reciprocable striker co-operating with ported sleeve

Publications (2)

Publication Number Publication Date
FR2259677A1 FR2259677A1 (en) 1975-08-29
FR2259677B1 true FR2259677B1 (ja) 1976-06-25

Family

ID=9134376

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7403484A Granted FR2259677A1 (en) 1974-02-01 1974-02-01 Combustion-powered impact mechanism esp. for soil-boring tool - has reciprocable striker co-operating with ported sleeve

Country Status (1)

Country Link
FR (1) FR2259677A1 (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2528104A1 (fr) * 1982-06-04 1983-12-09 Stenuick Freres Marteau de forage

Also Published As

Publication number Publication date
FR2259677A1 (en) 1975-08-29

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Legal Events

Date Code Title Description
ST Notification of lapse