DE2057892A1 - Gesteinsbohrer fuer Schlagbohrmaschinen - Google Patents

Gesteinsbohrer fuer Schlagbohrmaschinen

Info

Publication number
DE2057892A1
DE2057892A1 DE19702057892 DE2057892A DE2057892A1 DE 2057892 A1 DE2057892 A1 DE 2057892A1 DE 19702057892 DE19702057892 DE 19702057892 DE 2057892 A DE2057892 A DE 2057892A DE 2057892 A1 DE2057892 A1 DE 2057892A1
Authority
DE
Germany
Prior art keywords
drill
rock
rock drill
discharge grooves
designed
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.)
Pending
Application number
DE19702057892
Other languages
German (de)
English (en)
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.)
H REINHOLDT AS
Original Assignee
H REINHOLDT AS
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 H REINHOLDT AS filed Critical H REINHOLDT AS
Priority to DE19702057892 priority Critical patent/DE2057892A1/de
Priority to CH1368671A priority patent/CH525753A/de
Priority to AT819771A priority patent/AT313220B/de
Priority to NL7114401A priority patent/NL7114401A/xx
Priority to GB4988971A priority patent/GB1362292A/en
Priority to FR7139712A priority patent/FR2115828A5/fr
Priority to IT3085471A priority patent/IT941107B/it
Publication of DE2057892A1 publication Critical patent/DE2057892A1/de
Pending 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
    • E21B10/00—Drill bits
    • E21B10/44—Bits with helical conveying portion, e.g. screw type bits; Augers with leading portion or with detachable parts
    • E21B10/445—Bits with helical conveying portion, e.g. screw type bits; Augers with leading portion or with detachable parts percussion type, e.g. for masonry

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
  • Drilling Tools (AREA)
  • Earth Drilling (AREA)
DE19702057892 1970-11-25 1970-11-25 Gesteinsbohrer fuer Schlagbohrmaschinen Pending DE2057892A1 (de)

Priority Applications (7)

Application Number Priority Date Filing Date Title
DE19702057892 DE2057892A1 (de) 1970-11-25 1970-11-25 Gesteinsbohrer fuer Schlagbohrmaschinen
CH1368671A CH525753A (de) 1970-11-25 1971-09-20 Gesteinsbohrer für Schlagbohrmaschinen
AT819771A AT313220B (de) 1970-11-25 1971-09-22 Gesteinsbohrer für Schlagbohrmaschinen
NL7114401A NL7114401A (enExample) 1970-11-25 1971-10-20
GB4988971A GB1362292A (en) 1970-11-25 1971-10-27 Rock drills
FR7139712A FR2115828A5 (enExample) 1970-11-25 1971-11-05
IT3085471A IT941107B (it) 1970-11-25 1971-11-09 Fioretto da roccia per perforatri ci a percussione

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702057892 DE2057892A1 (de) 1970-11-25 1970-11-25 Gesteinsbohrer fuer Schlagbohrmaschinen

Publications (1)

Publication Number Publication Date
DE2057892A1 true DE2057892A1 (de) 1972-06-08

Family

ID=5789029

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19702057892 Pending DE2057892A1 (de) 1970-11-25 1970-11-25 Gesteinsbohrer fuer Schlagbohrmaschinen

Country Status (7)

Country Link
AT (1) AT313220B (enExample)
CH (1) CH525753A (enExample)
DE (1) DE2057892A1 (enExample)
FR (1) FR2115828A5 (enExample)
GB (1) GB1362292A (enExample)
IT (1) IT941107B (enExample)
NL (1) NL7114401A (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5641028A (en) * 1995-08-10 1997-06-24 Black & Decker Inc. Drill bit with debris conveying flute
US7137461B2 (en) 2002-10-03 2006-11-21 Black & Decker, Inc. Masonry drilling tool

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH626557A5 (enExample) * 1978-09-28 1981-11-30 Guex Philippe & Fils Sa
DE3014693A1 (de) * 1980-04-16 1981-10-22 Hilti AG, 9494 Schaan Gesteinsbohrer
DE4338667A1 (de) * 1993-11-12 1995-05-18 Hilti Ag Bohrwerkzeug

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5641028A (en) * 1995-08-10 1997-06-24 Black & Decker Inc. Drill bit with debris conveying flute
US7137461B2 (en) 2002-10-03 2006-11-21 Black & Decker, Inc. Masonry drilling tool

Also Published As

Publication number Publication date
NL7114401A (enExample) 1972-05-29
IT941107B (it) 1973-03-01
AT313220B (de) 1974-02-11
FR2115828A5 (enExample) 1972-07-07
GB1362292A (en) 1974-08-07
CH525753A (de) 1972-07-31

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