CA961029A - Rock drill - Google Patents

Rock drill

Info

Publication number
CA961029A
CA961029A CA084,099A CA84099A CA961029A CA 961029 A CA961029 A CA 961029A CA 84099 A CA84099 A CA 84099A CA 961029 A CA961029 A CA 961029A
Authority
CA
Canada
Prior art keywords
rock drill
drill
rock
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
CA084,099A
Other languages
English (en)
Inventor
Josef Kuch
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.)
HAWERA HARTMETALL-WERKZEUGFABRIK RAVENSBURG GESELLSCHAFT MIT BESCHRANKTE R HAFTUNG
Original Assignee
HAWERA HARTMETALL-WERKZEUGFABRIK RAVENSBURG GESELLSCHAFT MIT BESCHRANKTE R HAFTUNG
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 HAWERA HARTMETALL-WERKZEUGFABRIK RAVENSBURG GESELLSCHAFT MIT BESCHRANKTE R HAFTUNG filed Critical HAWERA HARTMETALL-WERKZEUGFABRIK RAVENSBURG GESELLSCHAFT MIT BESCHRANKTE R HAFTUNG
Application granted granted Critical
Publication of CA961029A publication Critical patent/CA961029A/en
Expired 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)
  • Earth Drilling (AREA)
  • Drilling Tools (AREA)
CA084,099A 1969-05-30 1970-05-29 Rock drill Expired CA961029A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19691927754 DE1927754C3 (de) 1969-05-30 1969-05-30 Gesteinsbohrer

Publications (1)

Publication Number Publication Date
CA961029A true CA961029A (en) 1975-01-14

Family

ID=5735705

Family Applications (1)

Application Number Title Priority Date Filing Date
CA084,099A Expired CA961029A (en) 1969-05-30 1970-05-29 Rock drill

Country Status (11)

Country Link
AT (1) AT296189B (xx)
BE (1) BE750655A (xx)
CA (1) CA961029A (xx)
CH (1) CH519094A (xx)
DE (1) DE1927754C3 (xx)
DK (1) DK137867B (xx)
FR (1) FR2048559A5 (xx)
GB (1) GB1280065A (xx)
LU (1) LU60960A1 (xx)
NL (1) NL162586C (xx)
SE (1) SE365574B (xx)

Cited By (3)

* 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
US5918105A (en) * 1994-12-12 1999-06-29 Black & Decker Inc. Cutting tools for drilling concrete, aggregate, masonry or the like materials
US6174111B1 (en) * 1994-12-12 2001-01-16 Black & Decker Inc. Cutting tools for drilling concrete, aggregate, masonry or the like materials

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2735227C2 (de) * 1977-08-04 1983-10-27 Hawera Probst Gmbh + Co, 7980 Ravensburg Gesteinsbohrer
CH626557A5 (xx) * 1978-09-28 1981-11-30 Guex Philippe & Fils Sa
DE3014693A1 (de) * 1980-04-16 1981-10-22 Hilti AG, 9494 Schaan Gesteinsbohrer
DE3834675A1 (de) * 1988-10-12 1990-04-19 Hawera Probst Kg Hartmetall Bohrwerkzeug
DE102016225458A1 (de) * 2016-12-19 2018-06-21 Robert Bosch Gmbh Ultraschallbohrwerkzeug

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5918105A (en) * 1994-12-12 1999-06-29 Black & Decker Inc. Cutting tools for drilling concrete, aggregate, masonry or the like materials
US6174111B1 (en) * 1994-12-12 2001-01-16 Black & Decker Inc. Cutting tools for drilling concrete, aggregate, masonry or the like materials
US5641028A (en) * 1995-08-10 1997-06-24 Black & Decker Inc. Drill bit with debris conveying flute

Also Published As

Publication number Publication date
FR2048559A5 (xx) 1971-03-19
DE1927754C3 (de) 1978-12-14
NL162586C (nl) 1980-06-16
NL7005722A (xx) 1970-12-02
SE365574B (xx) 1974-03-25
CH519094A (de) 1972-02-15
AT296189B (de) 1972-02-10
DK137867B (da) 1978-05-22
DE1927754A1 (de) 1970-12-17
LU60960A1 (xx) 1970-07-21
NL162586B (nl) 1980-01-15
BE750655A (fr) 1970-11-03
GB1280065A (en) 1972-07-05
DE1927754B2 (de) 1978-04-27

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