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GB191517961A - Improvements in Drills. - Google Patents

Improvements in Drills.

Info

Publication number
GB191517961A
GB191517961A GB191517961DA GB191517961A GB 191517961 A GB191517961 A GB 191517961A GB 191517961D A GB191517961D A GB 191517961DA GB 191517961 A GB191517961 A GB 191517961A
Authority
GB
United Kingdom
Prior art keywords
cutter
cutting
drills
luneville
lorraine
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 - Lifetime
Application number
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.)
LORRAINE ANCIENS ETS DIETRICH
Original Assignee
LORRAINE ANCIENS ETS DIETRICH
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 of GB191517961A publication Critical patent/GB191517961A/en
Application filed by LORRAINE ANCIENS ETS DIETRICH filed Critical LORRAINE ANCIENS ETS DIETRICH
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • B23B2251/02—Connections between shanks and removable cutting heads
    • 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
    • B23B2251/48—Chip breakers
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Drilling Tools (AREA)

Abstract

17,961. Soc. Lorraine des Anciens Etablissements de Dietrich et Cie de Luneville. Jan. 23, [Convention date]. Void [Published under Section 91 of the Act]. Drills.-A twist drill has a detachable cutting- end of high-speed steel formed with a conical shank e which seats in a corresponding hole in the body, the cutter being received in a transverse slot. The cutting-edges are notched at f and two oil conduits k are provided communicating with the central bore, which serves also to pass a drift for ejecting the cutter.
GB191517961D 1915-01-23 1915-12-23 Improvements in Drills. Expired - Lifetime GB191517961A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR191517961X 1915-01-23

Publications (1)

Publication Number Publication Date
GB191517961A true GB191517961A (en)

Family

ID=34355734

Family Applications (1)

Application Number Title Priority Date Filing Date
GB191517961D Expired - Lifetime GB191517961A (en) 1915-01-23 1915-12-23 Improvements in Drills.

Country Status (2)

Country Link
FR (1) FR479336A (en)
GB (1) GB191517961A (en)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2421022A1 (en) * 1978-03-31 1979-10-26 Centre Techn Ind Mecanique Blade for cutting round holes by enlargement - has two inclined lips with recessed cutting faces bounded by shoulders which curl chips
WO1984003241A1 (en) * 1983-02-23 1984-08-30 Iscar Hartmetall Drilling tool with interchangable cutting elements
US20110020086A1 (en) * 2002-02-21 2011-01-27 Bernhard Borschert Rotary cutting tool, such as a drill, comprising an exchangeable cutting insert, and an exchangeable cutting insert
US9937567B2 (en) 2015-10-07 2018-04-10 Kennametal Inc. Modular drill
US10071430B2 (en) 2015-10-07 2018-09-11 Kennametal Inc. Cutting head, rotary tool and support for the rotary tool and for the accommodation of the cutting head
US10532412B2 (en) 2016-09-23 2020-01-14 Milwaukee Electric Tool Corporation Hole saw arbor assembly
US10730119B2 (en) 2017-01-06 2020-08-04 Milwaukee Electric Tool Corporation Hole saw
USD965653S1 (en) 2017-08-15 2022-10-04 Milwaukee Electric Tool Corporation Hole saw
US11911830B2 (en) 2019-06-13 2024-02-27 Kennametal India Ltd. Indexable drilling inserts

Cited By (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2421022A1 (en) * 1978-03-31 1979-10-26 Centre Techn Ind Mecanique Blade for cutting round holes by enlargement - has two inclined lips with recessed cutting faces bounded by shoulders which curl chips
WO1984003241A1 (en) * 1983-02-23 1984-08-30 Iscar Hartmetall Drilling tool with interchangable cutting elements
EP0118806A1 (en) * 1983-02-23 1984-09-19 Helmut Faustka Drilling tool with replaceable cutting bit
US20110020086A1 (en) * 2002-02-21 2011-01-27 Bernhard Borschert Rotary cutting tool, such as a drill, comprising an exchangeable cutting insert, and an exchangeable cutting insert
US8366358B2 (en) * 2002-02-21 2013-02-05 Kennametal Inc. Rotary cutting tool, such as a drill, comprising an exchangeable cutting insert, and an exchangeable cutting insert
US8807888B2 (en) 2002-02-21 2014-08-19 Kennametal Inc. Rotary cutting tool, such as a drill, comprising an exchangeable cutting insert, and an exchangeable cutting insert
US9937567B2 (en) 2015-10-07 2018-04-10 Kennametal Inc. Modular drill
US10071430B2 (en) 2015-10-07 2018-09-11 Kennametal Inc. Cutting head, rotary tool and support for the rotary tool and for the accommodation of the cutting head
US10532412B2 (en) 2016-09-23 2020-01-14 Milwaukee Electric Tool Corporation Hole saw arbor assembly
US11154940B2 (en) 2016-09-23 2021-10-26 Milwaukee Electric Tool Corporation Hole saw arbor assembly
US10730119B2 (en) 2017-01-06 2020-08-04 Milwaukee Electric Tool Corporation Hole saw
US11559840B2 (en) 2017-01-06 2023-01-24 Milwaukee Electric Tool Corporation Hole saw
US12233467B2 (en) 2017-01-06 2025-02-25 Milwaukee Electric Tool Corporation Hole saw
US12403538B2 (en) 2017-01-06 2025-09-02 Milwaukee Electric Tool Corporation Hole saw
US12403537B2 (en) 2017-01-06 2025-09-02 Milwaukee Electric Tool Corporation Hole saw
USD965653S1 (en) 2017-08-15 2022-10-04 Milwaukee Electric Tool Corporation Hole saw
USD973733S1 (en) 2017-08-15 2022-12-27 Milwaukee Electric Tool Corporation Hole saw
US11911830B2 (en) 2019-06-13 2024-02-27 Kennametal India Ltd. Indexable drilling inserts

Also Published As

Publication number Publication date
FR479336A (en) 1916-03-15

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