DE3877732D1 - Gesteinsbohrer. - Google Patents

Gesteinsbohrer.

Info

Publication number
DE3877732D1
DE3877732D1 DE8888119572T DE3877732T DE3877732D1 DE 3877732 D1 DE3877732 D1 DE 3877732D1 DE 8888119572 T DE8888119572 T DE 8888119572T DE 3877732 T DE3877732 T DE 3877732T DE 3877732 D1 DE3877732 D1 DE 3877732D1
Authority
DE
Germany
Prior art keywords
plate
roof
cutter
rock drill
auxiliary
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 - Fee Related
Application number
DE8888119572T
Other languages
English (en)
Inventor
Bernhard Moser
Wolfgang Dipl Ing Peetz
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 Probst Hartmetall Werk Zeugfabrik Ravensburgh KG
Robert Bosch Power Tools GmbH
Original Assignee
Hawera Probst Hartmetall Werk Zeugfabrik Ravensburgh KG
Hawera Probst 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 Hawera Probst Hartmetall Werk Zeugfabrik Ravensburgh KG, Hawera Probst GmbH filed Critical Hawera Probst Hartmetall Werk Zeugfabrik Ravensburgh KG
Priority to DE8888119572T priority Critical patent/DE3877732D1/de
Application granted granted Critical
Publication of DE3877732D1 publication Critical patent/DE3877732D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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)
  • 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)
  • Drilling Tools (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
  • Earth Drilling (AREA)
DE8888119572T 1987-12-16 1988-11-24 Gesteinsbohrer. Expired - Fee Related DE3877732D1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE8888119572T DE3877732D1 (de) 1987-12-16 1988-11-24 Gesteinsbohrer.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19873742661 DE3742661A1 (de) 1987-12-16 1987-12-16 Gesteinsbohrer
DE8888119572T DE3877732D1 (de) 1987-12-16 1988-11-24 Gesteinsbohrer.

Publications (1)

Publication Number Publication Date
DE3877732D1 true DE3877732D1 (de) 1993-03-04

Family

ID=6342759

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19873742661 Withdrawn DE3742661A1 (de) 1987-12-16 1987-12-16 Gesteinsbohrer
DE8888119572T Expired - Fee Related DE3877732D1 (de) 1987-12-16 1988-11-24 Gesteinsbohrer.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE19873742661 Withdrawn DE3742661A1 (de) 1987-12-16 1987-12-16 Gesteinsbohrer

Country Status (3)

Country Link
US (1) US4903787A (de)
EP (1) EP0322565B1 (de)
DE (2) DE3742661A1 (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4407119A1 (de) * 1993-12-11 1995-06-14 Hawera Probst Kg Hartmetall Gesteinsbohrer
DE4442266A1 (de) * 1994-11-28 1996-05-30 Hilti Ag Werkzeug mit Trägerkörper und Schneidkörper
US5918105A (en) * 1994-12-12 1999-06-29 Black & Decker Inc. Cutting tools for drilling concrete, aggregate, masonry or the like materials
TW299385B (en) 1994-12-12 1997-03-01 Black & Decker Inc Cutting tools for drilling concrete, aggregate, masonry or the like materials
DE19516270C1 (de) * 1995-05-09 1997-01-30 Heller Dinklage Gmbh Geb Bohrwerkzeug
DE19522033A1 (de) * 1995-06-17 1996-12-19 Hilti Ag Verfahren zur Herstellung von Drehbohrwerkzeugen
DE19545648A1 (de) * 1995-12-07 1997-06-12 Hilti Ag Drehschlag-Wendelbohrer
DE19807394A1 (de) * 1998-02-21 1999-08-26 Hilti Ag Bohr- und/oder Meisselwerkzeug
DE19942986A1 (de) * 1999-09-09 2001-03-15 Hilti Ag Bohrwerkzeug
DE19942985A1 (de) * 1999-09-09 2001-03-15 Hilti Ag Bohrwerkzeug
DE19942987A1 (de) * 1999-09-09 2001-03-15 Hilti Ag Bohrwerkzeug
US7097396B1 (en) * 2000-02-16 2006-08-29 Kabushiki Kaisha Miyanaga Drill bit
DE10024433A1 (de) * 2000-05-19 2001-11-29 Hawera Probst Gmbh Gesteinsbohrer
DE10351183A1 (de) 2003-11-03 2005-06-02 Illinois Tool Works Inc., Glenview Gesteinsbohrer
JP2006205277A (ja) * 2005-01-26 2006-08-10 Nachi Fujikoshi Corp 穴あけ工具
US7861807B2 (en) * 2008-12-03 2011-01-04 Black & Decker Inc. Drill bit including one piece cutting head
EP2669033B1 (de) 2012-05-29 2015-11-04 Black & Decker Inc. Schneidkopf für einen Bohrer.
US9981406B2 (en) * 2015-06-25 2018-05-29 Black & Decker Inc. Drill bit
CN107120065B (zh) * 2017-07-06 2024-01-30 中铁八局集团昆明铁路建设有限公司 一种地连墙施工斜岩槽段矩形冲击钻钻头和施工方法

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1106966A (en) * 1913-11-28 1914-08-11 Harper Steward N Drill.
DE763921C (de) * 1943-01-23 1952-04-21 Jakob Usinger Bohrkrone mit Hartmetallschneiden fuer Gesteinsbohrer
US2673716A (en) * 1950-09-02 1954-03-30 Clyde E Avery Bit
DE919402C (de) * 1950-09-02 1954-10-21 Bosch Gmbh Robert Gesteinsbohrer
US2865606A (en) * 1956-08-13 1958-12-23 Cincinnati Tool Company Rock drill
GB832238A (en) * 1956-10-08 1960-04-06 Rawlplug Co Ltd Improvements in or relating to rotary masonry drills
DE1921677B2 (de) * 1969-04-28 1977-09-29 Hilti Ag, Schaan (Liechtenstein) Drehschlag-wendelbohrer
US3760894A (en) * 1971-11-10 1973-09-25 M Pitifer Replaceable blade drilling bits
DE2510298A1 (de) * 1975-03-10 1976-09-23 Richard Karnebogen Bohrkrone fuer schlagende gesteinsbohrmaschine
AT376765B (de) * 1978-05-16 1984-12-27 Guergen Karlheinz Auswechselbare bohrkrone fuer einen bei allen gesteinsarten anwendbaren gesteindrehschlagbohrer und bohrhammer
DE2841679C3 (de) * 1978-09-25 1982-12-09 Karlheinz 2101 Harmstorf Guergen Gesteinsbohrkrone zum Drehschlagbohren
GB2075409A (en) * 1980-05-09 1981-11-18 Vnii Tugoplavkikh Drills
DE3020284A1 (de) * 1980-05-28 1981-12-03 Vsesojuznyj naučno-issledovatel'skij i proektno-konstruktorskij institut mechanizirovannogo i ručnogo stroitel'nogo instrumenta, vibratorov i stroitel'no-otdeločnych mašin VNISMI, Chimki, Movskovskaja oblast' Wendelbohrer
NL8105491A (nl) * 1981-12-07 1983-07-01 Berghe Rene Van Den Boorkop.
DE3426977A1 (de) * 1984-07-21 1986-01-30 Hawera Probst Gmbh + Co, 7980 Ravensburg Gesteinsbohrer
DE3426987A1 (de) * 1984-07-21 1986-01-30 Schering AG, 1000 Berlin und 4709 Bergkamen Verfahren zur herstellung von unter feuchtigkeitsausschluss lagerstabilen kunstharzmassen und deren verwendung
DE3544433C2 (de) * 1985-12-16 1995-12-14 Hilti Ag Gesteinsbohrer
DE3608861A1 (de) * 1986-03-08 1987-09-10 Fischer Artur Werke Gmbh Bohrer
DE3621414A1 (de) * 1986-06-26 1988-01-07 Hawera Probst Kg Hartmetall Bohrwerkzeug
DE3707798A1 (de) * 1987-03-11 1988-09-22 Hawera Probst Kg Hartmetall Gesteinsbohrer

Also Published As

Publication number Publication date
EP0322565B1 (de) 1993-01-20
EP0322565A1 (de) 1989-07-05
US4903787A (en) 1990-02-27
DE3742661A1 (de) 1989-07-13

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee