DE27538C - Innovation in drill bits - Google Patents

Innovation in drill bits

Info

Publication number
DE27538C
DE27538C DENDAT27538D DE27538DA DE27538C DE 27538 C DE27538 C DE 27538C DE NDAT27538 D DENDAT27538 D DE NDAT27538D DE 27538D A DE27538D A DE 27538DA DE 27538 C DE27538 C DE 27538C
Authority
DE
Germany
Prior art keywords
innovation
drill bits
unscrewed
slide
sheet
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
DENDAT27538D
Other languages
German (de)
Original Assignee
H. ARNZ in Reinshagen-Remscheid
Publication of DE27538C publication Critical patent/DE27538C/en
Active legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B51/00—Tools for drilling machines
    • B23B51/02—Twist drills

Description

BERLIN. GEDRUCKT IN DER REICHSDRUCKEREI.BERLIN. PRINTED IN THE REICH PRINTING COMPANY.

Claims (1)

Patent-Anspruch:Patent claim: Ein Drillbohrer mit einem aus einander schraubbaren Brustknopf a b, einem verschiebbaren Stellring c und einer Gewindeführung mittelst Stahlplatte f am Schieber <?.A drill bit with a breast button that can be unscrewed from one another , a movable adjusting ring c and a thread guide by means of a steel plate f on the slide <?. Hierzu 1 Blatt Zeichnungen,1 sheet of drawings,
DENDAT27538D Innovation in drill bits Active DE27538C (en)

Publications (1)

Publication Number Publication Date
DE27538C true DE27538C (en)

Family

ID=303844

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT27538D Active DE27538C (en) Innovation in drill bits

Country Status (1)

Country Link
DE (1) DE27538C (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4800823A (en) * 1982-01-12 1989-01-31 Hyatt Gilbert P Aquasafe™ a temperature tolerant safe

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4800823A (en) * 1982-01-12 1989-01-31 Hyatt Gilbert P Aquasafe™ a temperature tolerant safe

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