FR2371573A1 - Marteau piqueur - Google Patents

Marteau piqueur

Info

Publication number
FR2371573A1
FR2371573A1 FR7734741A FR7734741A FR2371573A1 FR 2371573 A1 FR2371573 A1 FR 2371573A1 FR 7734741 A FR7734741 A FR 7734741A FR 7734741 A FR7734741 A FR 7734741A FR 2371573 A1 FR2371573 A1 FR 2371573A1
Authority
FR
France
Prior art keywords
valves
land
compressed air
rock drill
hammer action
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.)
Granted
Application number
FR7734741A
Other languages
English (en)
French (fr)
Other versions
FR2371573B3 (OSRAM
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of FR2371573A1 publication Critical patent/FR2371573A1/fr
Application granted granted Critical
Publication of FR2371573B3 publication Critical patent/FR2371573B3/fr
Granted legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B4/00—Drives for drilling, used in the borehole
    • E21B4/06—Down-hole impacting means, e.g. hammers
    • E21B4/14—Fluid operated hammers

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
FR7734741A 1976-11-20 1977-11-18 Marteau piqueur Granted FR2371573A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES453523A ES453523A1 (es) 1976-11-20 1976-11-20 Mejoras en los martillos de fondo para perforaciones de rocay suelos.

Publications (2)

Publication Number Publication Date
FR2371573A1 true FR2371573A1 (fr) 1978-06-16
FR2371573B3 FR2371573B3 (OSRAM) 1980-08-01

Family

ID=8472632

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7734741A Granted FR2371573A1 (fr) 1976-11-20 1977-11-18 Marteau piqueur

Country Status (2)

Country Link
ES (1) ES453523A1 (OSRAM)
FR (1) FR2371573A1 (OSRAM)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0088705A1 (fr) * 1982-03-11 1983-09-14 Stenuick Freres S.A. Marteau pneumatique du type "fond-de-trou"

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0088705A1 (fr) * 1982-03-11 1983-09-14 Stenuick Freres S.A. Marteau pneumatique du type "fond-de-trou"
FR2523202A1 (fr) * 1982-03-11 1983-09-16 Stenuick Freres Marteau a entrainement pneumatique du type " fond-de-trou "

Also Published As

Publication number Publication date
FR2371573B3 (OSRAM) 1980-08-01
ES453523A1 (es) 1977-11-16

Similar Documents

Publication Publication Date Title
ATE11750T1 (de) Schlagbohrgeraet.
AU573228B2 (en) Damping recoil in percussive tools
GB1439871A (en) Drain-pipe assembly
SE7701294L (sv) Borrverktyg
ES482062A1 (es) Perfeccionamientos en martillos perforadores.
GB1316908A (en) Hammer drill
GB1188619A (en) Improvements in or relating to core drilling
GB1229122A (OSRAM)
GB1444862A (en) Arrangement for taking up the recoil of a tool in a hammer machine
GB1012612A (en) Percussion device
GB1005018A (en) Pneumatic impact tool
FR2371573A1 (fr) Marteau piqueur
GB1109560A (en) Improvements in or relating to descaling tools
GB1458481A (en) Damping the movement of a hammer piston
GB1459802A (en) Rock hammers and the like
GB1128783A (en) Independent rotation rock drill
GB1537327A (en) Portable percussion hammer
GB1480903A (en) Hydraulic hammers
GB897960A (en) Improvements in internal combustion percussion tools
ES458572A1 (es) Unos perfeccionamientos en las herramientas neumaticas de percusion.
GB1141616A (en) Improvements in or relating to striking devices for deep-well drill hammers
GB755764A (en) Improvements in or relating to tools for explosively driving pointed bits or nails into hard material
GB1296553A (OSRAM)
SU127969A1 (ru) Станок дл ударно-вращательного бурени скважин
GB991533A (en) Improvements in percussion drills