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FR780891A - Distribution for pneumatic hammer - Google Patents

Distribution for pneumatic hammer

Info

Publication number
FR780891A
FR780891A FR780891DA FR780891A FR 780891 A FR780891 A FR 780891A FR 780891D A FR780891D A FR 780891DA FR 780891 A FR780891 A FR 780891A
Authority
FR
France
Prior art keywords
distribution
pneumatic hammer
hammer
pneumatic
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
Fernand Eloy
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 filed Critical
Application granted granted Critical
Publication of FR780891A publication Critical patent/FR780891A/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
    • B25D9/14—Control devices for the reciprocating piston
    • B25D9/16—Valve arrangements therefor

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR780891D 1934-03-01 1934-11-06 Distribution for pneumatic hammer Expired FR780891A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE780891X 1934-03-01

Publications (1)

Publication Number Publication Date
FR780891A true FR780891A (en) 1935-05-04

Family

ID=3880418

Family Applications (1)

Application Number Title Priority Date Filing Date
FR780891D Expired FR780891A (en) 1934-03-01 1934-11-06 Distribution for pneumatic hammer

Country Status (1)

Country Link
FR (1) FR780891A (en)

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