FR536208A - Twist drill - Google Patents

Twist drill

Info

Publication number
FR536208A
FR536208A FR536208DA FR536208A FR 536208 A FR536208 A FR 536208A FR 536208D A FR536208D A FR 536208DA FR 536208 A FR536208 A FR 536208A
Authority
FR
France
Prior art keywords
twist drill
twist
drill
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
Norman Edlow Woods
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 FR536208A publication Critical patent/FR536208A/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
    • B23B2251/00—Details of tools for drilling machines
    • B23B2251/18—Configuration of the drill point
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2251/00—Details of tools for drilling machines
    • B23B2251/48—Chip breakers

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Drilling Tools (AREA)
FR536208D 1921-05-20 1921-05-23 Twist drill Expired FR536208A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB14141/21A GB183005A (en) 1921-05-20 1921-05-20 Improvements in drills
FR536208T 1921-05-23

Publications (1)

Publication Number Publication Date
FR536208A true FR536208A (en) 1922-04-28

Family

ID=10035742

Family Applications (1)

Application Number Title Priority Date Filing Date
FR536208D Expired FR536208A (en) 1921-05-20 1921-05-23 Twist drill

Country Status (2)

Country Link
FR (1) FR536208A (en)
GB (1) GB183005A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1017438B (en) * 1951-10-12 1957-10-10 Firth Brown Tools Ltd Twist drill

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10015203A1 (en) * 2000-03-27 2001-10-04 Hilti Ag Twist drill
GB2393681A (en) 2002-10-03 2004-04-07 Black & Decker Inc Masonry drilling tool
IL246227B (en) 2016-06-15 2021-07-29 Hanita Metal Works Ltd Fluted cutting tool configuration and method therefor

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1017438B (en) * 1951-10-12 1957-10-10 Firth Brown Tools Ltd Twist drill

Also Published As

Publication number Publication date
GB183005A (en) 1922-07-20

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