EP1136209A3 - Forstner bit with hard metal cutters - Google Patents

Forstner bit with hard metal cutters Download PDF

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Publication number
EP1136209A3
EP1136209A3 EP01107011A EP01107011A EP1136209A3 EP 1136209 A3 EP1136209 A3 EP 1136209A3 EP 01107011 A EP01107011 A EP 01107011A EP 01107011 A EP01107011 A EP 01107011A EP 1136209 A3 EP1136209 A3 EP 1136209A3
Authority
EP
European Patent Office
Prior art keywords
hard metal
metal cutters
central region
integral
forstner bit
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.)
Withdrawn
Application number
EP01107011A
Other languages
German (de)
French (fr)
Other versions
EP1136209A2 (en
Inventor
Feld Harald
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.)
Tigra Hartstoff GmbH
Original Assignee
Tigra Hartstoff 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 Tigra Hartstoff GmbH filed Critical Tigra Hartstoff GmbH
Publication of EP1136209A2 publication Critical patent/EP1136209A2/en
Publication of EP1136209A3 publication Critical patent/EP1136209A3/en
Withdrawn legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27G—ACCESSORY MACHINES OR APPARATUS FOR WORKING WOOD OR SIMILAR MATERIALS; TOOLS FOR WORKING WOOD OR SIMILAR MATERIALS; SAFETY DEVICES FOR WOOD WORKING MACHINES OR TOOLS
    • B27G15/00—Boring or turning tools; Augers

Landscapes

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

Abstract

Bohrwerkzeug in Form eines sogenannten Zylinderkopfbohrers mit Hartmetallschneiden, wobei die Schneiden an einer auf den Werkzeugkörperkopf (12) aufgesetzten integralen Schneidenplatten (2) gebildet sind, die eine Anzahl um einen Mittelbereich herum angeordneter kreissegmentartiger Abschnitte mit jeweils einer Aussparung (24) aufweisen, die von einem äußeren bogenförmigen Steg und diesen mit dem Mittenbereich verbindenden radialen Stegen begrenzt ist.

Figure 00000001
Drilling tool in the form of a so-called cylinder head drill with carbide cutters, wherein the cutting edges are formed on an integral on the tool body head (12) integral cutting plates (2) having a number arranged around a central region circular segment-like sections each having a recess (24), of an outer arcuate web and this is connected to the central region connecting radial webs.
Figure 00000001
EP01107011A 2000-03-20 2001-03-20 Forstner bit with hard metal cutters Withdrawn EP1136209A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10013738 2000-03-20
DE2000113738 DE10013738A1 (en) 2000-03-20 2000-03-20 Cylinder drill with carbide cutting edges

Publications (2)

Publication Number Publication Date
EP1136209A2 EP1136209A2 (en) 2001-09-26
EP1136209A3 true EP1136209A3 (en) 2005-02-02

Family

ID=7635611

Family Applications (1)

Application Number Title Priority Date Filing Date
EP01107011A Withdrawn EP1136209A3 (en) 2000-03-20 2001-03-20 Forstner bit with hard metal cutters

Country Status (2)

Country Link
EP (1) EP1136209A3 (en)
DE (1) DE10013738A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10161823A1 (en) * 2001-12-15 2003-06-26 Tigra Hartstoff Gmbh Cylinder head drill or similar tool with hard metal cutting
DE10220023A1 (en) * 2002-05-04 2003-11-20 Tts Tooltechnic Systems Ag drill
DE10240503B4 (en) * 2002-09-03 2004-12-16 Tts Tooltechnic Systems Ag & Co. Kg drill
DE10359854A1 (en) * 2003-12-19 2005-07-14 Tigra Hartstoff Gmbh Cylinder head drilling tool for use during processing of e.g. wood, has tool body with head, and cutting plate connected to front face of head, where body is made of fiber-reinforced plastic e.g. carbon/glass fiber-reinforced plastic

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB190919992A (en) * 1909-09-01 1910-03-17 Walter Reginald Lambert An Improved Boring Tool for Wood and similar Substances.
DE8808954U1 (en) * 1987-06-15 1988-09-22 Gustav Weber Schlagringwerkzeug-Fabrik, 5600 Wuppertal drill
DE9400892U1 (en) * 1994-01-20 1994-03-10 wolfcraft GmbH, 56745 Weibern Forstner drills
US5399051A (en) * 1993-08-02 1995-03-21 Aken; Douglas G. Interchangeable head boring or driving apparatus

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2842423A1 (en) * 1978-09-29 1980-04-17 Heinrich Reineke Mandrel-mounted trepanning tool - has cutter bits clamped in tool and replaceable using only screwdriver
DE9206657U1 (en) * 1992-05-15 1993-09-16 Töpfer, Rainer, 28870 Ottersberg Rotary tool with carbide inserts
DE9417778U1 (en) * 1994-11-05 1994-12-15 wolfcraft GmbH, 56745 Weibern Forstner drills
DE29922086U1 (en) * 1998-03-03 2000-03-02 Famag Werkzeugfabrik Friedr Au Cutting tool

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB190919992A (en) * 1909-09-01 1910-03-17 Walter Reginald Lambert An Improved Boring Tool for Wood and similar Substances.
DE8808954U1 (en) * 1987-06-15 1988-09-22 Gustav Weber Schlagringwerkzeug-Fabrik, 5600 Wuppertal drill
US5399051A (en) * 1993-08-02 1995-03-21 Aken; Douglas G. Interchangeable head boring or driving apparatus
DE9400892U1 (en) * 1994-01-20 1994-03-10 wolfcraft GmbH, 56745 Weibern Forstner drills

Also Published As

Publication number Publication date
DE10013738A1 (en) 2001-10-11
EP1136209A2 (en) 2001-09-26

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