FR594979A - Perfectionnements aux marteaux pneumatiques - Google Patents

Perfectionnements aux marteaux pneumatiques

Info

Publication number
FR594979A
FR594979A FR594979DA FR594979A FR 594979 A FR594979 A FR 594979A FR 594979D A FR594979D A FR 594979DA FR 594979 A FR594979 A FR 594979A
Authority
FR
France
Prior art keywords
pneumatic hammers
hammers
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
English (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.)
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 FR594979A publication Critical patent/FR594979A/fr
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

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR594979D 1924-10-29 1925-03-12 Perfectionnements aux marteaux pneumatiques Expired FR594979A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US594979XA 1924-10-29 1924-10-29

Publications (1)

Publication Number Publication Date
FR594979A true FR594979A (fr) 1925-09-24

Family

ID=22023338

Family Applications (1)

Application Number Title Priority Date Filing Date
FR594979D Expired FR594979A (fr) 1924-10-29 1925-03-12 Perfectionnements aux marteaux pneumatiques

Country Status (1)

Country Link
FR (1) FR594979A (fr)

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