FR1111617A - Further training in drills - Google Patents

Further training in drills

Info

Publication number
FR1111617A
FR1111617A FR1111617DA FR1111617A FR 1111617 A FR1111617 A FR 1111617A FR 1111617D A FR1111617D A FR 1111617DA FR 1111617 A FR1111617 A FR 1111617A
Authority
FR
France
Prior art keywords
drills
further training
training
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
Other languages
French (fr)
Inventor
Marcel Perrard
Andre Jaffrennou
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 FR1111617A publication Critical patent/FR1111617A/en
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
    • B23B51/02—Twist drills
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2226/00—Materials of tools or workpieces not comprising a metal
    • B23B2226/61—Plastics not otherwise provided for, e.g. nylon
    • 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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Forests & Forestry (AREA)
FR1111617D 1954-09-17 1954-09-17 Further training in drills Expired FR1111617A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1111617T 1954-09-17

Publications (1)

Publication Number Publication Date
FR1111617A true FR1111617A (en) 1956-03-02

Family

ID=9626752

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1111617D Expired FR1111617A (en) 1954-09-17 1954-09-17 Further training in drills

Country Status (1)

Country Link
FR (1) FR1111617A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6113321A (en) * 1995-07-29 2000-09-05 Black & Decker Inc. Roll-forged drill bit
US6857832B2 (en) * 2000-05-26 2005-02-22 Sandvik Ab Drill bit with pilot point
US20140308086A1 (en) * 2013-04-12 2014-10-16 Kennametal, Inc. Drill head

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6113321A (en) * 1995-07-29 2000-09-05 Black & Decker Inc. Roll-forged drill bit
US6857832B2 (en) * 2000-05-26 2005-02-22 Sandvik Ab Drill bit with pilot point
US20140308086A1 (en) * 2013-04-12 2014-10-16 Kennametal, Inc. Drill head

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