DE9302468U1 - - Google Patents

Info

Publication number
DE9302468U1
DE9302468U1 DE9302468U DE9302468U DE9302468U1 DE 9302468 U1 DE9302468 U1 DE 9302468U1 DE 9302468 U DE9302468 U DE 9302468U DE 9302468 U DE9302468 U DE 9302468U DE 9302468 U1 DE9302468 U1 DE 9302468U1
Authority
DE
Germany
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
DE9302468U
Other languages
German (de)
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.)
Berner 7118 Kuenzelsau De GmbH
Original Assignee
Berner 7118 Kuenzelsau De 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 Berner 7118 Kuenzelsau De GmbH filed Critical Berner 7118 Kuenzelsau De GmbH
Priority to DE9302468U priority Critical patent/DE9302468U1/de
Publication of DE9302468U1 publication Critical patent/DE9302468U1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/02—Couplings; joints
    • E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
    • E21B17/046—Couplings; joints between rod or the like and bit or between rod and rod or the like with ribs, pins, or jaws, and complementary grooves or the like, e.g. bayonet catches
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D1/00—Couplings for rigidly connecting two coaxial shafts or other movable machine elements
    • F16D1/10—Quick-acting couplings in which the parts are connected by simply bringing them together axially
    • F16D1/108—Quick-acting couplings in which the parts are connected by simply bringing them together axially having retaining means rotating with the coupling and acting by interengaging parts, i.e. positive coupling
    • F16D1/112—Quick-acting couplings in which the parts are connected by simply bringing them together axially having retaining means rotating with the coupling and acting by interengaging parts, i.e. positive coupling the interengaging parts comprising torque-transmitting surfaces, e.g. bayonet joints
DE9302468U 1993-02-19 1993-02-19 Expired - Lifetime DE9302468U1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE9302468U DE9302468U1 (en) 1993-02-19 1993-02-19

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE9302468U DE9302468U1 (en) 1993-02-19 1993-02-19

Publications (1)

Publication Number Publication Date
DE9302468U1 true DE9302468U1 (en) 1993-05-27

Family

ID=6889649

Family Applications (1)

Application Number Title Priority Date Filing Date
DE9302468U Expired - Lifetime DE9302468U1 (en) 1993-02-19 1993-02-19

Country Status (1)

Country Link
DE (1) DE9302468U1 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2085566A3 (en) * 2008-01-11 2009-08-12 TERRA AG fuer Tiefbautechnik Drilling assembly
AT12766U1 (en) * 2011-09-08 2012-11-15 Remtech Bohrtechnik Gmbh METHOD AND DEVICE FOR DRILLING, IN PARTICULAR FITTING OR TORQUE DRILLING, OF HOLES IN GROUND OR ROCK MATERIAL AND CONNECTING ELEMENT FOR A DRILLING ROD
EP2745966A1 (en) * 2012-12-21 2014-06-25 HILTI Aktiengesellschaft Annular drill bit with a replaceable cutting section

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2085566A3 (en) * 2008-01-11 2009-08-12 TERRA AG fuer Tiefbautechnik Drilling assembly
AT12766U1 (en) * 2011-09-08 2012-11-15 Remtech Bohrtechnik Gmbh METHOD AND DEVICE FOR DRILLING, IN PARTICULAR FITTING OR TORQUE DRILLING, OF HOLES IN GROUND OR ROCK MATERIAL AND CONNECTING ELEMENT FOR A DRILLING ROD
EP2745966A1 (en) * 2012-12-21 2014-06-25 HILTI Aktiengesellschaft Annular drill bit with a replaceable cutting section
WO2014096366A1 (en) * 2012-12-21 2014-06-26 Hilti Aktiengesellschaft Drill bit with an exchangeable cutting portion
US10201860B2 (en) 2012-12-21 2019-02-12 Hilti Aktiengesellschaft Drill bit with an exchangeable cutting portion
US10717137B2 (en) 2012-12-21 2020-07-21 Hilti Aktiengesellschaft Drill bit with an exchangeable cutting portion

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