BE424785A - - Google Patents

Info

Publication number
BE424785A
BE424785A BE424785DA BE424785A BE 424785 A BE424785 A BE 424785A BE 424785D A BE424785D A BE 424785DA BE 424785 A BE424785 A BE 424785A
Authority
BE
Belgium
Application number
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.)
Publication of BE424785A publication Critical patent/BE424785A/xx

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23BTURNING; BORING
    • B23B51/00Tools for drilling machines
    • B23B51/02Twist drills
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23BTURNING; BORING
    • B23B2251/00Details of tools for drilling machines
    • B23B2251/08Side or plan views of cutting edges
    • B23B2251/087Cutting edges with a wave form
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23BTURNING; BORING
    • B23B2251/00Details of tools for drilling machines
    • B23B2251/18Configuration of the drill point
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23BTURNING; BORING
    • B23B2251/00Details of tools for drilling machines
    • B23B2251/40Flutes, i.e. chip conveying grooves
    • B23B2251/406Flutes, i.e. chip conveying grooves of special form not otherwise provided for
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23BTURNING; BORING
    • B23B2251/00Details of tools for drilling machines
    • B23B2251/48Chip breakers

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Drilling Tools (AREA)
BE424785D 1936-11-24 BE424785A (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3217736A GB471709A (en) 1936-11-24 1936-11-24 Improvements in and relating to twist drills

Publications (1)

Publication Number Publication Date
BE424785A true BE424785A (en:Method)

Family

ID=10334487

Family Applications (1)

Application Number Title Priority Date Filing Date
BE424785D BE424785A (en:Method) 1936-11-24

Country Status (3)

Country Link
BE (1) BE424785A (en:Method)
FR (1) FR829126A (en:Method)
GB (1) GB471709A (en:Method)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2201910A (en) * 1987-02-23 1988-09-14 Joseph Spencer Drilling bit
DE3730378A1 (de) * 1987-09-10 1989-03-23 Micro Crystal Ag Schneidwerkzeug, insbesondere bohrer und/oder fraeser
SE533679C2 (sv) * 2009-04-07 2010-11-30 Sandvik Intellectual Property Solid stegborr

Also Published As

Publication number Publication date
FR829126A (fr) 1938-06-13
GB471709A (en) 1937-09-09

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