FR923905A - Portable digging machine tool - Google Patents

Portable digging machine tool

Info

Publication number
FR923905A
FR923905A FR923905DA FR923905A FR 923905 A FR923905 A FR 923905A FR 923905D A FR923905D A FR 923905DA FR 923905 A FR923905 A FR 923905A
Authority
FR
France
Prior art keywords
machine tool
digging machine
portable digging
portable
tool
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
Other languages
French (fr)
Inventor
Roger Dudemaine
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.)
Direction General pour lArmement DGA
Etat Francais
Original Assignee
Direction General pour lArmement DGA
Etat Francais
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 Direction General pour lArmement DGA, Etat Francais filed Critical Direction General pour lArmement DGA
Application granted granted Critical
Publication of FR923905A publication Critical patent/FR923905A/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
    • B25D9/08—Means for driving the impulse member comprising a built-in air compressor, i.e. the tool being driven by air pressure

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR923905D 1946-03-16 1946-03-16 Portable digging machine tool Expired FR923905A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR923905T 1946-03-16

Publications (1)

Publication Number Publication Date
FR923905A true FR923905A (en) 1947-07-22

Family

ID=9439024

Family Applications (1)

Application Number Title Priority Date Filing Date
FR923905D Expired FR923905A (en) 1946-03-16 1946-03-16 Portable digging machine tool

Country Status (1)

Country Link
FR (1) FR923905A (en)

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