FR430057A - Valve system for punches - Google Patents

Valve system for punches

Info

Publication number
FR430057A
FR430057A FR430057DA FR430057A FR 430057 A FR430057 A FR 430057A FR 430057D A FR430057D A FR 430057DA FR 430057 A FR430057 A FR 430057A
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 FR430057A publication Critical patent/FR430057A/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)
FR430057D 1911-05-23 1911-05-23 Valve system for punches Expired FR430057A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR430057T 1911-05-23

Publications (1)

Publication Number Publication Date
FR430057A true FR430057A (en) 1911-10-07

Family

ID=1472340

Family Applications (1)

Application Number Title Priority Date Filing Date
FR430057D Expired FR430057A (en) 1911-05-23 1911-05-23 Valve system for punches

Country Status (1)

Country Link
FR (1) FR430057A (en)

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