IL47302A - Twist drill having a constant lip rake angle along the cutting edge - Google Patents

Twist drill having a constant lip rake angle along the cutting edge

Info

Publication number
IL47302A
IL47302A IL47302A IL4730275A IL47302A IL 47302 A IL47302 A IL 47302A IL 47302 A IL47302 A IL 47302A IL 4730275 A IL4730275 A IL 4730275A IL 47302 A IL47302 A IL 47302A
Authority
IL
Israel
Prior art keywords
cutting edge
rake angle
angle along
twist drill
lip
Prior art date
Application number
IL47302A
Other versions
IL47302A0 (en
Original Assignee
Soborn Mushet Tools Limited
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 Soborn Mushet Tools Limited filed Critical Soborn Mushet Tools Limited
Publication of IL47302A0 publication Critical patent/IL47302A0/en
Publication of IL47302A publication Critical patent/IL47302A/en

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)
IL47302A 1974-05-17 1975-05-14 Twist drill having a constant lip rake angle along the cutting edge IL47302A (en)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
IL47302A0 IL47302A0 (en) 1975-07-28
IL47302A true IL47302A (en) 1978-03-10

Family

ID=10174379

Family Applications (1)

Application Number Title Priority Date Filing Date
IL47302A IL47302A (en) 1974-05-17 1975-05-14 Twist drill having a constant lip rake angle along the cutting edge

Country Status (15)

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

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 (en) * 1983-02-18 1984-08-19 Santrade Ltd COMPOSITION BODY CONSISTS OF A SUBSTRATE COATED WITH HEART, Wear-resistant finish
GB2184046B (en) * 1985-12-13 1990-01-24 Skf & Dormer Tools Twist drill
JPS634211U (en) * 1986-06-23 1988-01-12
NL8821044A (en) * 1988-10-21 1990-10-01 Zubkov Alexei Vladimirovich SPIRAL DRILL.
US6916139B2 (en) * 2001-07-10 2005-07-12 Mitsubishi Materials Corporation Drill
JP2006055965A (en) * 2004-08-23 2006-03-02 Osg Corp Cemented carbide drill causing low work hardening
WO2010095249A1 (en) * 2009-02-20 2010-08-26 オーエスジー株式会社 Tap with drill

Also Published As

Publication number Publication date
ES437919A1 (en) 1977-01-01
NL7505612A (en) 1975-11-19
IL47302A0 (en) 1975-07-28
IE41050L (en) 1975-11-17
CA1022775A (en) 1977-12-20
IN144887B (en) 1978-07-22
GB1509912A (en) 1978-05-04
AU500271B2 (en) 1979-05-17
JPS50156790A (en) 1975-12-18
DE2521938C3 (en) 1980-03-06
AU8125675A (en) 1976-11-25
IT1038197B (en) 1979-11-20
ZA753040B (en) 1976-04-28
SE7505581L (en) 1975-11-18
DE2521938A1 (en) 1975-11-27
FR2270978A1 (en) 1975-12-12
IE41050B1 (en) 1979-10-10
BR7503011A (en) 1976-04-20
DE2521938B2 (en) 1979-07-05

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