FR1156650A - Further development of drilling tools - Google Patents

Further development of drilling tools

Info

Publication number
FR1156650A
FR1156650A FR1156650DA FR1156650A FR 1156650 A FR1156650 A FR 1156650A FR 1156650D A FR1156650D A FR 1156650DA FR 1156650 A FR1156650 A FR 1156650A
Authority
FR
France
Prior art keywords
further development
drilling tools
drilling
tools
development
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)
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.)
PARISIENNE DE MECHES AMERICAIN
Original Assignee
PARISIENNE DE MECHES AMERICAIN
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 PARISIENNE DE MECHES AMERICAIN filed Critical PARISIENNE DE MECHES AMERICAIN
Application granted granted Critical
Publication of FR1156650A publication Critical patent/FR1156650A/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
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2222/00—Materials of tools or workpieces composed of metals, alloys or metal matrices
    • B23B2222/28—Details of hard metal, i.e. cemented carbide
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2240/00—Details of connections of tools or workpieces
    • B23B2240/08—Brazed connections
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2251/00—Details of tools for drilling machines
    • B23B2251/50—Drilling tools comprising cutting inserts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2270/00—Details of turning, boring or drilling machines, processes or tools not otherwise provided for
    • B23B2270/12—Centering of two components relative to one another

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR1156650D 1956-09-07 1956-09-07 Further development of drilling tools Expired FR1156650A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1156650T 1956-09-07

Publications (1)

Publication Number Publication Date
FR1156650A true FR1156650A (en) 1958-05-19

Family

ID=9650127

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1156650D Expired FR1156650A (en) 1956-09-07 1956-09-07 Further development of drilling tools

Country Status (1)

Country Link
FR (1) FR1156650A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2840829A1 (en) * 2002-06-14 2003-12-19 Diager Drill tip has arched shape with concave and convex flanks connected by base face, two end edges and opposite base by cutting part with cutting edge and point

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2840829A1 (en) * 2002-06-14 2003-12-19 Diager Drill tip has arched shape with concave and convex flanks connected by base face, two end edges and opposite base by cutting part with cutting edge and point
EP1386684A1 (en) * 2002-06-14 2004-02-04 Diager Cutting insert for drill bit and drill bit using it

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