DE50110314D1 - rock drill - Google Patents

rock drill

Info

Publication number
DE50110314D1
DE50110314D1 DE50110314T DE50110314T DE50110314D1 DE 50110314 D1 DE50110314 D1 DE 50110314D1 DE 50110314 T DE50110314 T DE 50110314T DE 50110314 T DE50110314 T DE 50110314T DE 50110314 D1 DE50110314 D1 DE 50110314D1
Authority
DE
Germany
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 - Lifetime
Application number
DE50110314T
Other languages
German (de)
Inventor
Steffen Menger
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.)
Drebo Werkzeugfabrik GmbH
Original Assignee
Drebo Werkzeugfabrik GmbH
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 Drebo Werkzeugfabrik GmbH filed Critical Drebo Werkzeugfabrik GmbH
Priority to DE50110314T priority Critical patent/DE50110314D1/en
Application granted granted Critical
Publication of DE50110314D1 publication Critical patent/DE50110314D1/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • E21B10/54—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of the rotary drag type, e.g. fork-type bits
    • 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
    • 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
    • E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • E21B10/58—Chisel-type inserts

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)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
  • Earth Drilling (AREA)
DE50110314T 2000-09-15 2001-08-08 rock drill Expired - Lifetime DE50110314D1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE50110314T DE50110314D1 (en) 2000-09-15 2001-08-08 rock drill

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE20016012U DE20016012U1 (en) 2000-09-15 2000-09-15 Rock drill
DE50110314T DE50110314D1 (en) 2000-09-15 2001-08-08 rock drill

Publications (1)

Publication Number Publication Date
DE50110314D1 true DE50110314D1 (en) 2006-08-10

Family

ID=7946528

Family Applications (2)

Application Number Title Priority Date Filing Date
DE20016012U Expired - Lifetime DE20016012U1 (en) 2000-09-15 2000-09-15 Rock drill
DE50110314T Expired - Lifetime DE50110314D1 (en) 2000-09-15 2001-08-08 rock drill

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE20016012U Expired - Lifetime DE20016012U1 (en) 2000-09-15 2000-09-15 Rock drill

Country Status (2)

Country Link
EP (1) EP1188897B1 (en)
DE (2) DE20016012U1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7861807B2 (en) 2008-12-03 2011-01-04 Black & Decker Inc. Drill bit including one piece cutting head
CN105089507B (en) * 2015-09-01 2017-12-26 华南农业大学 A kind of drill bit that efficiently breaks ground

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2129913A1 (en) * 1971-06-16 1972-12-21 Hilti Ag Rock drill
DE2716866A1 (en) * 1977-04-16 1978-10-26 Bosch Gmbh Robert Rock drill with centering point - has four arms with cutters at tips, and centering point has helical clearance grooves
DE2841679C3 (en) * 1978-09-25 1982-12-09 Karlheinz 2101 Harmstorf Guergen Rock bit for rotary percussion drilling
DE2856205A1 (en) * 1978-12-27 1980-07-10 Hilti Ag Rock drill head assembly - has protruding steel insets in ring segments with axial grooves and central recess
DE3820695C2 (en) * 1988-06-18 1996-07-25 Hawera Probst Kg Hartmetall Rock drill
DE4236553A1 (en) 1992-10-29 1994-05-05 Hawera Probst Kg Hartmetall Rock drill
DE19942987A1 (en) * 1999-09-09 2001-03-15 Hilti Ag Drilling tool
DE10009732A1 (en) * 2000-03-02 2001-09-06 Hawera Probst Gmbh Rock drill has drill head, spiral conveyor with main and subsidiary webs, conveyor edges, main and subsidiary cutter-blades.

Also Published As

Publication number Publication date
EP1188897A1 (en) 2002-03-20
DE20016012U1 (en) 2000-11-30
EP1188897B1 (en) 2006-06-28

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition