PL165702B1 - P L 165702 B 1 Wiertlo do kamienia PL - Google Patents

P L 165702 B 1 Wiertlo do kamienia PL

Info

Publication number
PL165702B1
PL165702B1 PL91289787A PL28978791A PL165702B1 PL 165702 B1 PL165702 B1 PL 165702B1 PL 91289787 A PL91289787 A PL 91289787A PL 28978791 A PL28978791 A PL 28978791A PL 165702 B1 PL165702 B1 PL 165702B1
Authority
PL
Poland
Prior art keywords
cutting
pins
drill
drill bit
cutting pins
Prior art date
Application number
PL91289787A
Other languages
English (en)
Polish (pl)
Other versions
PL289787A1 (en
Inventor
Gerhard Rumpp
Josef Obermeier
Josef Fuenfer
Original Assignee
Hilti Ag
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 Hilti Ag filed Critical Hilti Ag
Publication of PL289787A1 publication Critical patent/PL289787A1/xx
Publication of PL165702B1 publication Critical patent/PL165702B1/pl

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
    • 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
    • E21B10/56—Button-type inserts
    • 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)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
  • Drilling Tools (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
  • Walking Sticks, Umbrellas, And Fans (AREA)
PL91289787A 1990-04-09 1991-04-08 P L 165702 B 1 Wiertlo do kamienia PL PL165702B1 (pl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4011441A DE4011441A1 (de) 1990-04-09 1990-04-09 Gesteinsbohrer

Publications (2)

Publication Number Publication Date
PL289787A1 PL289787A1 (en) 1991-10-21
PL165702B1 true PL165702B1 (pl) 1995-01-31

Family

ID=6404062

Family Applications (1)

Application Number Title Priority Date Filing Date
PL91289787A PL165702B1 (pl) 1990-04-09 1991-04-08 P L 165702 B 1 Wiertlo do kamienia PL

Country Status (8)

Country Link
EP (1) EP0452255B1 (de)
JP (1) JP2880584B2 (de)
AT (1) ATE115677T1 (de)
AU (1) AU631054B2 (de)
CA (1) CA2040052C (de)
DE (2) DE4011441A1 (de)
ES (1) ES2066407T3 (de)
PL (1) PL165702B1 (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4419641A1 (de) * 1994-06-04 1995-12-07 Hilti Ag Gesteinsbohrer
AT1513U1 (de) * 1995-11-23 1997-06-25 Techmo Entw & Vertriebs Gmbh Bohrkrone
DE19545646A1 (de) * 1995-12-07 1997-06-12 Hilti Ag Drehschlag-Wendelbohrer
EP0937191B1 (de) 1996-11-11 2002-05-29 Hawera Probst GmbH Gesteinsbohrer
DE19734093A1 (de) * 1996-11-11 1998-05-14 Hawera Probst Gmbh Gesteinsbohrer
DE19703994B4 (de) * 1997-02-03 2006-04-20 Drebo Werkzeugfabrik Gmbh Bohrer
EP0943780A3 (de) * 1998-03-18 2000-07-19 Plica Werkzeugfabrik Ag Bohrwerkzeug
DE19811887A1 (de) 1998-03-18 1999-09-23 Plica Werkzeugfabrik Ag Mollis Hammerbohrwerkzeug
DE29901296U1 (de) 1999-01-26 1999-06-10 Plica Werkzeugfabrik Ag, Mollis Bohrwerkzeug
DE19964272C2 (de) * 1999-09-16 2003-05-28 Heller Dinklage Gmbh Geb Bohrer, insbesondere Gesteinsbohrer
DE19944406C2 (de) * 1999-09-16 2003-07-31 Heller Dinklage Gmbh Geb Gesteinsbohrer
DE10024433A1 (de) 2000-05-19 2001-11-29 Hawera Probst Gmbh Gesteinsbohrer
EP1302290B1 (de) 2001-10-12 2008-07-02 Robert Bosch Gmbh Bohrwerkzeug
DE10208631A1 (de) 2002-02-28 2003-09-11 Hawera Probst Gmbh Bohrwerkzeug
DE10334610B4 (de) * 2003-07-29 2006-04-20 Hilti Ag Bohrkopf
DE10351183A1 (de) * 2003-11-03 2005-06-02 Illinois Tool Works Inc., Glenview Gesteinsbohrer
KR101161896B1 (ko) * 2004-08-25 2012-07-03 미츠비시 마테리알 가부시키가이샤 굴삭 공구
US7861807B2 (en) 2008-12-03 2011-01-04 Black & Decker Inc. Drill bit including one piece cutting head
KR20110128694A (ko) * 2010-05-24 2011-11-30 태양파워(주) 드릴 비트

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0428953Y2 (de) * 1986-12-02 1992-07-14
DE3825107C2 (de) * 1988-07-23 1996-07-11 Hilti Ag Gesteinsbohrer mit Schneidplatte

Also Published As

Publication number Publication date
CA2040052A1 (en) 1991-10-10
AU7415991A (en) 1991-10-10
PL289787A1 (en) 1991-10-21
CA2040052C (en) 1998-09-29
JPH04228796A (ja) 1992-08-18
ES2066407T3 (es) 1995-03-01
EP0452255A2 (de) 1991-10-16
DE4011441A1 (de) 1991-10-10
DE59103840D1 (de) 1995-01-26
EP0452255A3 (en) 1992-10-28
ATE115677T1 (de) 1994-12-15
JP2880584B2 (ja) 1999-04-12
AU631054B2 (en) 1992-11-12
EP0452255B1 (de) 1994-12-14

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