FR372733A - Pneumatic hammer - Google Patents

Pneumatic hammer

Info

Publication number
FR372733A
FR372733A FR372733DA FR372733A FR 372733 A FR372733 A FR 372733A FR 372733D A FR372733D A FR 372733DA FR 372733 A FR372733 A FR 372733A
Authority
FR
France
Prior art keywords
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)
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 FR372733A publication Critical patent/FR372733A/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
    • B25D9/18—Valve arrangements therefor involving a piston-type slide valve

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR372733D 1906-12-13 1906-12-13 Pneumatic hammer Expired FR372733A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR372733T 1906-12-13

Publications (1)

Publication Number Publication Date
FR372733A true FR372733A (en) 1907-04-17

Family

ID=1419489

Family Applications (1)

Application Number Title Priority Date Filing Date
FR372733D Expired FR372733A (en) 1906-12-13 1906-12-13 Pneumatic hammer

Country Status (1)

Country Link
FR (1) FR372733A (en)

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