ZA697053B - Underfeed control for percussion tool - Google Patents

Underfeed control for percussion tool

Info

Publication number
ZA697053B
ZA697053B ZA697053A ZA697053A ZA697053B ZA 697053 B ZA697053 B ZA 697053B ZA 697053 A ZA697053 A ZA 697053A ZA 697053 A ZA697053 A ZA 697053A ZA 697053 B ZA697053 B ZA 697053B
Authority
ZA
South Africa
Prior art keywords
underfeed
control
percussion tool
percussion
tool
Prior art date
Application number
ZA697053A
Other languages
English (en)
Inventor
L Hanson
Original Assignee
Gardner Denver 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 Gardner Denver Co filed Critical Gardner Denver Co
Publication of ZA697053B publication Critical patent/ZA697053B/xx

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)
  • Percussive Tools And Related Accessories (AREA)
ZA697053A 1969-06-16 1969-10-07 Underfeed control for percussion tool ZA697053B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US83343169A 1969-06-16 1969-06-16

Publications (1)

Publication Number Publication Date
ZA697053B true ZA697053B (en) 1971-05-27

Family

ID=25264397

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA697053A ZA697053B (en) 1969-06-16 1969-10-07 Underfeed control for percussion tool

Country Status (6)

Country Link
JP (1) JPS4844541B1 (enExample)
DE (2) DE2020504A1 (enExample)
FR (1) FR2052256A5 (enExample)
GB (1) GB1259328A (enExample)
SE (1) SE384646B (enExample)
ZA (1) ZA697053B (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU945412A2 (ru) * 1978-12-27 1982-07-23 Ордена Трудового Красного Знамени институт гидродинамики СО АН СССР Устройство ударного действи

Also Published As

Publication number Publication date
SE384646B (sv) 1976-05-17
JPS4844541B1 (enExample) 1973-12-25
FR2052256A5 (enExample) 1971-04-09
DE2020504A1 (de) 1971-01-07
GB1259328A (enExample) 1972-01-05
DE7015794U (de) 1972-10-12

Similar Documents

Publication Publication Date Title
ZA694472B (en) Control system for rock drills
ZA697053B (en) Underfeed control for percussion tool
IL24639A (en) Tracer controlled machine tools
AU431784B2 (en) Underfeed control for percussion tool
AU6213069A (en) Underfeed control for percussion tool
IL33142A0 (en) Countersinking tool
AU443662B2 (en) Hammer drill
AU4953369A (en) Hammer drill
CA936945A (en) Machine tool control
AU3973268A (en) Percussion tool control means
CA704843A (en) Anchoring device for well tools
CA855490A (en) Percussion tool control means
CA712422A (en) Well tools
CA886881A (en) Underfeed control for percussion tool
CA708076A (en) Percussion tools
CA708785A (en) Percussion tools
CA936611A (en) Machine tool control
CA730949A (en) Well tool control mechanism
CA717475A (en) Tool steel
CA717476A (en) Tool steel
CA707489A (en) Impact tool
CA717248A (en) Form tool
IE29867L (en) Percussion tool
CA704234A (en) Mining machine
CA706583A (en) Dismantling tool