FR430056A - Valve system for punches - Google Patents

Valve system for punches

Info

Publication number
FR430056A
FR430056A FR430056DA FR430056A FR 430056 A FR430056 A FR 430056A FR 430056D A FR430056D A FR 430056DA FR 430056 A FR430056 A FR 430056A
Authority
FR
France
Prior art keywords
punches
valve system
valve
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 FR430056A publication Critical patent/FR430056A/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)
FR430056D 1911-05-23 1911-05-23 Valve system for punches Expired FR430056A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR430056T 1911-05-23

Publications (1)

Publication Number Publication Date
FR430056A true FR430056A (en) 1911-10-07

Family

ID=1472339

Family Applications (1)

Application Number Title Priority Date Filing Date
FR430056D Expired FR430056A (en) 1911-05-23 1911-05-23 Valve system for punches

Country Status (1)

Country Link
FR (1) FR430056A (en)

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