DE267304C - - Google Patents

Info

Publication number
DE267304C
DE267304C DENDAT267304D DE267304DA DE267304C DE 267304 C DE267304 C DE 267304C DE NDAT267304 D DENDAT267304 D DE NDAT267304D DE 267304D A DE267304D A DE 267304DA DE 267304 C DE267304 C DE 267304C
Authority
DE
Germany
Prior art keywords
pin
shaft
wedge
connecting parts
transverse groove
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.)
Active
Application number
DENDAT267304D
Other languages
German (de)
English (en)
Publication of DE267304C publication Critical patent/DE267304C/de
Active 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
    • 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
    • E21B17/0465—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 characterised by radially inserted locking elements
    • 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
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/22—Rods or pipes with helical structure

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)
  • Earth Drilling (AREA)
DENDAT267304D Active DE267304C (enrdf_load_stackoverflow)

Publications (1)

Publication Number Publication Date
DE267304C true DE267304C (enrdf_load_stackoverflow)

Family

ID=524376

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT267304D Active DE267304C (enrdf_load_stackoverflow)

Country Status (1)

Country Link
DE (1) DE267304C (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4401914A1 (de) * 1994-01-24 1995-07-27 Heller Dinklage Gmbh Geb Bohrer

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4401914A1 (de) * 1994-01-24 1995-07-27 Heller Dinklage Gmbh Geb Bohrer

Similar Documents

Publication Publication Date Title
DE3022104C2 (de) Zerspanungswerkzeug mit Wendeplatte
DE1224119B (de) Werkzeugfutter, z. B. Bohrfutter
DE7528316U (de) Spitzbohrwerkzeug
DE2228297A1 (de) Bohrmeißel und Verfahren zur Entfernung eines Schneidelements aus einem solchen Bohrmeißel
DE102013218884A1 (de) Spanendes Werkzeug
DE267304C (enrdf_load_stackoverflow)
EP0510005B1 (de) Werkzeug zur bearbeitung von bohrungen
DE661977C (de) Einspannvorrichtung fuer Werkzeuge in zahnaerztliche Instrumente
DE900047C (de) Segmentsaegeblatt mit auswechselbaren Zahnsegmenten
DE1752202A1 (de) Schneidwerkzeugeinsatz und Halter fuer diesen
DE3402551A1 (de) Reibahle
DE828283C (de) Stift zum Verbinden einer Zahnkrone mit der Zahnwurzel
DE262598C (enrdf_load_stackoverflow)
DE540943C (de) Vorrichtung zum Bohren mehrkantiger Loecher, insbesondere fuer Holz
DE247953C (enrdf_load_stackoverflow)
DE358984C (de) Schere mit Nadelfuehrung zur Erneuerung der Nadelspitze von Sprechmaschinennadeln aus weichem Material
DE177462C (enrdf_load_stackoverflow)
DE305710C (enrdf_load_stackoverflow)
AT151261B (de) Schraube und zugehöriger Schraubenzieher.
DE84091C (enrdf_load_stackoverflow)
DE369876C (de) Druckwerkzeug
DE202022103736U1 (de) Handwerkzeug mit verbessertem Aufbau zur Stiftbefestigung eines auswechselbaren Werkzeugkopfes
DE105695C (enrdf_load_stackoverflow)
AT78201B (de) Schanzzeug.
DE1272847B (de) Schraubendreher