NL7505612A - Spiraalboor. - Google Patents

Spiraalboor.

Info

Publication number
NL7505612A
NL7505612A NL7505612A NL7505612A NL7505612A NL 7505612 A NL7505612 A NL 7505612A NL 7505612 A NL7505612 A NL 7505612A NL 7505612 A NL7505612 A NL 7505612A NL 7505612 A NL7505612 A NL 7505612A
Authority
NL
Netherlands
Prior art keywords
spiral drill
drill
spiral
Prior art date
Application number
NL7505612A
Other languages
English (en)
Dutch (nl)
Original Assignee
Osborn Mushet Tools Ltd
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 Osborn Mushet Tools Ltd filed Critical Osborn Mushet Tools Ltd
Publication of NL7505612A publication Critical patent/NL7505612A/xx

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
    • B23B2251/00—Details of tools for drilling machines
    • B23B2251/04—Angles, e.g. cutting angles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2251/00—Details of tools for drilling machines
    • B23B2251/04—Angles, e.g. cutting angles
    • B23B2251/043—Helix angles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2251/00—Details of tools for drilling machines
    • B23B2251/24—Overall form of drilling tools
    • B23B2251/241—Cross sections of the diameter of the drill
    • 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)
NL7505612A 1974-05-17 1975-05-13 Spiraalboor. NL7505612A (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB22130/74A GB1509912A (en) 1974-05-17 1974-05-17 Twist drills

Publications (1)

Publication Number Publication Date
NL7505612A true NL7505612A (nl) 1975-11-19

Family

ID=10174379

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7505612A NL7505612A (nl) 1974-05-17 1975-05-13 Spiraalboor.

Country Status (15)

Country Link
JP (1) JPS50156790A (pt)
AU (1) AU500271B2 (pt)
BR (1) BR7503011A (pt)
CA (1) CA1022775A (pt)
DE (1) DE2521938C3 (pt)
ES (1) ES437919A1 (pt)
FR (1) FR2270978A1 (pt)
GB (1) GB1509912A (pt)
IE (1) IE41050B1 (pt)
IL (1) IL47302A (pt)
IN (1) IN144887B (pt)
IT (1) IT1038197B (pt)
NL (1) NL7505612A (pt)
SE (1) SE7505581L (pt)
ZA (1) ZA753040B (pt)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5331286A (en) * 1976-09-02 1978-03-24 Riyousuke Hosoi Ball end mill
SE8300910L (sv) * 1983-02-18 1984-08-19 Santrade Ltd Sammansatt kropp bestaende av ett substrat belagt med hart, slitstarkt ytskikt
GB2184046B (en) * 1985-12-13 1990-01-24 Skf & Dormer Tools Twist drill
JPS634211U (pt) * 1986-06-23 1988-01-12
WO1990004473A1 (en) * 1988-10-21 1990-05-03 Alexei Vladimirovich Zubkov Twist drill
EP1275458A1 (en) * 2001-07-10 2003-01-15 Mitsubishi Materials Corporation Drill
JP2006055965A (ja) * 2004-08-23 2006-03-02 Osg Corp 低加工硬化超硬ドリル
CN102438786A (zh) * 2009-02-20 2012-05-02 Osg株式会社 带钻头的丝锥

Also Published As

Publication number Publication date
IN144887B (pt) 1978-07-22
DE2521938B2 (de) 1979-07-05
FR2270978A1 (pt) 1975-12-12
IE41050B1 (en) 1979-10-10
ES437919A1 (es) 1977-01-01
IT1038197B (it) 1979-11-20
DE2521938C3 (de) 1980-03-06
JPS50156790A (pt) 1975-12-18
IE41050L (en) 1975-11-17
ZA753040B (en) 1976-04-28
GB1509912A (en) 1978-05-04
AU8125675A (en) 1976-11-25
DE2521938A1 (de) 1975-11-27
AU500271B2 (en) 1979-05-17
IL47302A0 (en) 1975-07-28
SE7505581L (sv) 1975-11-18
IL47302A (en) 1978-03-10
BR7503011A (pt) 1976-04-20
CA1022775A (en) 1977-12-20

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Legal Events

Date Code Title Description
BV The patent application has lapsed