FR604434A - Further development of cylindrical distributors for rock drills - Google Patents

Further development of cylindrical distributors for rock drills

Info

Publication number
FR604434A
FR604434A FR604434DA FR604434A FR 604434 A FR604434 A FR 604434A FR 604434D A FR604434D A FR 604434DA FR 604434 A FR604434 A FR 604434A
Authority
FR
France
Prior art keywords
further development
rock drills
distributors
cylindrical
cylindrical distributors
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 FR604434A publication Critical patent/FR604434A/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)
FR604434D 1925-04-15 1925-10-12 Further development of cylindrical distributors for rock drills Expired FR604434A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US604434XA 1925-04-15 1925-04-15

Publications (1)

Publication Number Publication Date
FR604434A true FR604434A (en) 1926-05-04

Family

ID=22029507

Family Applications (1)

Application Number Title Priority Date Filing Date
FR604434D Expired FR604434A (en) 1925-04-15 1925-10-12 Further development of cylindrical distributors for rock drills

Country Status (1)

Country Link
FR (1) FR604434A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1040748A3 (en) * 1999-03-31 2000-12-20 Campagnola S.R.L. Pneumatic actuator for operating combs for harvesting fruits

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1040748A3 (en) * 1999-03-31 2000-12-20 Campagnola S.R.L. Pneumatic actuator for operating combs for harvesting fruits

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