DE361037C - Auger bit with insert cutting edge - Google Patents

Auger bit with insert cutting edge

Info

Publication number
DE361037C
DE361037C DEC29501D DEC0029501D DE361037C DE 361037 C DE361037 C DE 361037C DE C29501 D DEC29501 D DE C29501D DE C0029501 D DEC0029501 D DE C0029501D DE 361037 C DE361037 C DE 361037C
Authority
DE
Germany
Prior art keywords
cutting edge
auger bit
insert cutting
slot
thread
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
Application number
DEC29501D
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.)
CONCORDIA IND GmbH
Original Assignee
CONCORDIA IND GmbH
Publication date
Priority to DEC29501D priority Critical patent/DE361037C/en
Application granted granted Critical
Publication of DE361037C publication Critical patent/DE361037C/en
Expired 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
    • E21B10/62—Drill bits characterised by parts, e.g. cutting elements, which are detachable or adjustable
    • E21B10/627—Drill bits characterised by parts, e.g. cutting elements, which are detachable or adjustable with plural detachable cutting 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
    • E21B10/00—Drill bits
    • E21B10/44—Bits with helical conveying portion, e.g. screw type bits; Augers with leading portion or with detachable parts

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)

Description

Hierzu 1 Blatt Zeichnungen.1 sheet of drawings.

Berlin, gedruckt IK derBerlin, printed by IK

Claims (1)

Patent-Anspruch:Patent claim: Schlangenbohrer mit Einsatzschneide, dadurch gekennzeichnet, daß ein um 90 ° drehbarer Federhebel (4), der im Schlitze (2) des Bohrstangenkopfes (1 bei 6) eine Abflachung hat, die Schneide in dem bekannten Bohrkopfschlitze aufnimmt und sie nach Zurückdrehen durch Einschnappen seines federnden freien Endes in den obersten Gang des Schlangengewindes der Bohrstange dauernd in dem Schlitze festhält.Auger bit with insert cutting edge, characterized in that a 90 ° rotatable spring lever (4), which in the slot (2) of the drill rod head (1 at 6) has a flat has, takes the cutting edge in the well-known drill head slots and after turning back by snapping his resilient free end in the uppermost thread of the snake thread of the boring bar holds permanently in the slot.
DEC29501D Auger bit with insert cutting edge Expired DE361037C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DEC29501D DE361037C (en) Auger bit with insert cutting edge

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEC29501D DE361037C (en) Auger bit with insert cutting edge

Publications (1)

Publication Number Publication Date
DE361037C true DE361037C (en) 1922-10-09

Family

ID=7019001

Family Applications (1)

Application Number Title Priority Date Filing Date
DEC29501D Expired DE361037C (en) Auger bit with insert cutting edge

Country Status (1)

Country Link
DE (1) DE361037C (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2216760A1 (en) * 1972-04-07 1973-10-18 Hawera Probst Kg Hartmetall ROCK DRILLS

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2216760A1 (en) * 1972-04-07 1973-10-18 Hawera Probst Kg Hartmetall ROCK DRILLS

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