GB251855A - Improvements in disk valves for rock drills - Google Patents

Improvements in disk valves for rock drills

Info

Publication number
GB251855A
GB251855A GB25154/25A GB2515425A GB251855A GB 251855 A GB251855 A GB 251855A GB 25154/25 A GB25154/25 A GB 25154/25A GB 2515425 A GB2515425 A GB 2515425A GB 251855 A GB251855 A GB 251855A
Authority
GB
United Kingdom
Prior art keywords
rock drills
disk valves
chest
drills
percussive
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
GB25154/25A
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
Publication of GB251855A publication Critical patent/GB251855A/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
    • B25D9/24—Valve arrangements therefor involving a rocking-plate type valve

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)

Abstract

251,855. Ingersoll-Rand Co., (Assignees of Hansen, C. C.). May 20, 1925, [Convention date]. Percussive drills.-Fluid is supplied to a percussive drill through a throttle valve R arranged on a chest on the side of the cylinder and is distributed by au oscillating flat, circular, plate valve F arranged in the chest.
GB25154/25A 1925-05-20 1925-10-08 Improvements in disk valves for rock drills Expired GB251855A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US251855XA 1925-05-20 1925-05-20

Publications (1)

Publication Number Publication Date
GB251855A true GB251855A (en) 1926-05-13

Family

ID=21824536

Family Applications (1)

Application Number Title Priority Date Filing Date
GB25154/25A Expired GB251855A (en) 1925-05-20 1925-10-08 Improvements in disk valves for rock drills

Country Status (1)

Country Link
GB (1) GB251855A (en)

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