DE84413C - - Google Patents

Info

Publication number
DE84413C
DE84413C DE189584413D DE84413DA DE84413C DE 84413 C DE84413 C DE 84413C DE 189584413 D DE189584413 D DE 189584413D DE 84413D A DE84413D A DE 84413DA DE 84413 C DE84413 C DE 84413C
Authority
DE
Germany
Prior art keywords
drill
cutting edges
drills
drill rod
grinding
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
DE189584413D
Other languages
German (de)
English (en)
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 filed Critical
Application granted granted Critical
Publication of DE84413C publication Critical patent/DE84413C/de
Expired 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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2251/00—Details of tools for drilling machines
    • B23B2251/14—Configuration of the cutting part, i.e. the main cutting edges
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2251/00—Details of tools for drilling machines
    • B23B2251/18—Configuration of the drill point
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2251/00—Details of tools for drilling machines
    • B23B2251/40—Flutes, i.e. chip conveying grooves
    • B23B2251/406—Flutes, i.e. chip conveying grooves of special form not otherwise provided for

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Drilling Tools (AREA)
DE189584413D 1894-06-02 1895-03-14 Expired DE84413C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE83531T 1894-06-02
DE84413T 1895-03-14

Publications (1)

Publication Number Publication Date
DE84413C true DE84413C (fr) 1895-12-12

Family

ID=40790840

Family Applications (2)

Application Number Title Priority Date Filing Date
DE189483531D Expired DE83531C (de) 1894-06-02 1894-06-02 Cylindrischer Bohrer mit gerader oder schraubenförmig gewundener Längsnuth
DE189584413D Expired DE84413C (fr) 1894-06-02 1895-03-14

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE189483531D Expired DE83531C (de) 1894-06-02 1894-06-02 Cylindrischer Bohrer mit gerader oder schraubenförmig gewundener Längsnuth

Country Status (1)

Country Link
DE (2) DE83531C (fr)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3730378A1 (de) * 1987-09-10 1989-03-23 Micro Crystal Ag Schneidwerkzeug, insbesondere bohrer und/oder fraeser
DE29601653U1 (de) * 1995-03-30 1996-08-01 Guehring Joerg Dr Schneidwerkzeug
DE19511828A1 (de) * 1995-03-30 1996-10-02 Joerg Dr Guehring Schneidwerkzeug
US6213692B1 (en) 1995-03-30 2001-04-10 Vilab Ag Cutting tool
WO2009090042A2 (fr) 2008-01-15 2009-07-23 EMUGE-Werk Richard Glimpel GmbH & Co. KG Fabrik für Präzisionswerkzeuge Outil de perçage et pointe correspondante
EP2527066A3 (fr) * 2011-05-23 2015-04-15 Sharon-Cutwell Co., Inc. Outil de perçage

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4222690A (en) * 1977-12-03 1980-09-16 Ryosuke Hosoi Drill having cutting edges with the greatest curvature at the central portion thereof
DE3624617C2 (de) * 1986-07-21 1995-06-29 Almue Praezisionswerkzeuge Gmb Bohrwerkzeug

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3730378A1 (de) * 1987-09-10 1989-03-23 Micro Crystal Ag Schneidwerkzeug, insbesondere bohrer und/oder fraeser
WO1989002328A1 (fr) * 1987-09-10 1989-03-23 Mca Micro Crystal Ag Outil coupant, notamment foret et/ou fraise, et son procede de production
DE29601653U1 (de) * 1995-03-30 1996-08-01 Guehring Joerg Dr Schneidwerkzeug
DE19511828A1 (de) * 1995-03-30 1996-10-02 Joerg Dr Guehring Schneidwerkzeug
DE19511828C2 (de) * 1995-03-30 1998-09-17 Joerg Dr Guehring Rotierendes Zerspanungswerkzeug
US6213692B1 (en) 1995-03-30 2001-04-10 Vilab Ag Cutting tool
DE19511828C5 (de) * 1995-03-30 2012-05-10 Jörg Gühring Rotierendes Zerspanungswerkzeug
WO2009090042A2 (fr) 2008-01-15 2009-07-23 EMUGE-Werk Richard Glimpel GmbH & Co. KG Fabrik für Präzisionswerkzeuge Outil de perçage et pointe correspondante
DE102008004564A1 (de) 2008-01-15 2009-07-23 EMUGE-Werk Richard Glimpel GmbH & Co. KG Fabrik für Präzisionswerkzeuge Bohrwerkzeug mit Ausspitzung
DE102008004564B4 (de) * 2008-01-15 2013-04-11 EMUGE-Werk Richard Glimpel GmbH & Co. KG Fabrik für Präzisionswerkzeuge Bohrwerkzeug mit Ausspitzung
EP2527066A3 (fr) * 2011-05-23 2015-04-15 Sharon-Cutwell Co., Inc. Outil de perçage
US9662717B2 (en) 2011-05-23 2017-05-30 Sharon-Cutwell Co., Inc. Drilling tool

Also Published As

Publication number Publication date
DE83531C (de) 1895-10-21

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