DE28020C - Drill head for drill helix - Google Patents

Drill head for drill helix

Info

Publication number
DE28020C
DE28020C DENDAT28020D DE28020DA DE28020C DE 28020 C DE28020 C DE 28020C DE NDAT28020 D DENDAT28020 D DE NDAT28020D DE 28020D A DE28020D A DE 28020DA DE 28020 C DE28020 C DE 28020C
Authority
DE
Germany
Prior art keywords
drill
head
helix
screw
drill head
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
DENDAT28020D
Other languages
German (de)
Original Assignee
F. RUDHART in Isny, Württemberg
Publication of DE28020C publication Critical patent/DE28020C/en
Active legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B45/00—Hand-held or like portable drilling machines, e.g. drill guns; Equipment therefor
    • B23B45/06—Hand-held or like portable drilling machines, e.g. drill guns; Equipment therefor driven by man-power
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27C—PLANING, DRILLING, MILLING, TURNING OR UNIVERSAL MACHINES FOR WOOD OR SIMILAR MATERIAL
    • B27C3/00—Drilling machines or drilling devices; Equipment therefor
    • B27C3/08—Operator-supported drilling machines or devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Forests & Forestry (AREA)
  • Drilling Tools (AREA)
  • Earth Drilling (AREA)

Description

KAISERLICHESIMPERIAL

PATENTAMT.PATENT OFFICE.

PATENTSCHRIFTPATENT LETTERING

KLASSE 38: Holz-Bearbeitung, Geräthe und Maschinen.CLASS 38: Wood processing, tools and machines.

FIDELIS RUDHART in ISNY (Württemberg). Bohrkopf für Bohrwendel.FIDELIS RUDHART in ISNY (Württemberg). Drill head for drill helix.

Patentirt im Deutschen Reiche vom 27. November 1883 ab.Patented in the German Empire on November 27, 1883.

Der Bohrkopf B ist wechselbar angebracht und kann mittelst Schraube a- befestigt werden. Auch befindet sich am Bohrkopf eine Metallhülse b, welche über den Kopf eingesteckt und mittelst Schraube c, welche in einen am Kopf befindlichen Schraubengang e ! eingreift, befestigt wird.The drill head B is mounted interchangeably and can be fastened by means of a screw a-. There is also a metal sleeve b on the drill head, which is inserted over the head and, by means of screw c, which is inserted into a screw thread e on the head! engages, is attached.

Ist nun ein Bohrer d oder d1 eingesteckt, so wird die Hülse b vorwärts gedreht, bis solche unter den am Bohrer angebrachten Ansatz e zu sitzen kommt, worauf die Hülse mittelst Schraube e befestigt wird und der Bohrer hierdurch festgehalten ist.If a drill d or d 1 is now inserted, the sleeve b is rotated forward until it comes to sit under the attachment e attached to the drill, whereupon the sleeve is fastened by means of screw e and the drill is thereby held in place.

Durch Lösen der Schraube α und Abnehmen des Bohrkopfes B wird solcher zum.Handbohrerheft gemacht.By loosening the screw α and removing the drill head B , such a hand drill is made.

Claims (1)

Patent-An spruch:Patent claim: Eine Neuerung an Bohrwendeln, bestehend in dem wechselbar angebrachten und mit Schraubengang cx versehenen Bohrkopf B, über welchen die mit Schraube c versehene Hülse b eingesteckt ist und mit welch letzterer das Festhalten des mit Ansatz e versehenen Bohrers bewerkstelligt wird.An innovation in drilling coils, consisting in the interchangeably attached drill head B provided with screw thread c x , over which the sleeve b provided with screw c is inserted and with which the latter is used to hold the drill provided with attachment e.
DENDAT28020D Drill head for drill helix Active DE28020C (en)

Publications (1)

Publication Number Publication Date
DE28020C true DE28020C (en)

Family

ID=304290

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT28020D Active DE28020C (en) Drill head for drill helix

Country Status (1)

Country Link
DE (1) DE28020C (en)

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