FR729149A - Pneumatic tools - Google Patents

Pneumatic tools

Info

Publication number
FR729149A
FR729149A FR729149DA FR729149A FR 729149 A FR729149 A FR 729149A FR 729149D A FR729149D A FR 729149DA FR 729149 A FR729149 A FR 729149A
Authority
FR
France
Prior art keywords
pneumatic tools
pneumatic
tools
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)
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.)
Ingersoll Rand Co
Original Assignee
Ingersoll Rand Co
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 Ingersoll Rand Co filed Critical Ingersoll Rand Co
Application granted granted Critical
Publication of FR729149A publication Critical patent/FR729149A/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)
FR729149D 1931-12-31 1931-12-31 Pneumatic tools Expired FR729149A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR729149T 1931-12-31

Publications (1)

Publication Number Publication Date
FR729149A true FR729149A (en) 1932-07-19

Family

ID=9112266

Family Applications (1)

Application Number Title Priority Date Filing Date
FR729149D Expired FR729149A (en) 1931-12-31 1931-12-31 Pneumatic tools

Country Status (1)

Country Link
FR (1) FR729149A (en)

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