FR2382965B1 - - Google Patents

Info

Publication number
FR2382965B1
FR2382965B1 FR7708096A FR7708096A FR2382965B1 FR 2382965 B1 FR2382965 B1 FR 2382965B1 FR 7708096 A FR7708096 A FR 7708096A FR 7708096 A FR7708096 A FR 7708096A FR 2382965 B1 FR2382965 B1 FR 2382965B1
Authority
FR
France
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
FR7708096A
Other versions
FR2382965A1 (fr
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR7708096A priority Critical patent/FR2382965A1/fr
Publication of FR2382965A1 publication Critical patent/FR2382965A1/fr
Application granted granted Critical
Publication of FR2382965B1 publication Critical patent/FR2382965B1/fr
Granted 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Drilling Tools (AREA)
FR7708096A 1977-03-11 1977-03-11 Foret a pointer Granted FR2382965A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7708096A FR2382965A1 (fr) 1977-03-11 1977-03-11 Foret a pointer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7708096A FR2382965A1 (fr) 1977-03-11 1977-03-11 Foret a pointer

Publications (2)

Publication Number Publication Date
FR2382965A1 FR2382965A1 (fr) 1978-10-06
FR2382965B1 true FR2382965B1 (fr) 1982-10-22

Family

ID=9188248

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7708096A Granted FR2382965A1 (fr) 1977-03-11 1977-03-11 Foret a pointer

Country Status (1)

Country Link
FR (1) FR2382965A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4948306A (en) * 1987-08-08 1990-08-14 Aldof Wurth GmbH & Co. KG Drill
JPH0215908A (ja) * 1988-07-04 1990-01-19 Toshiaki Hosoi ドリル、ドリルの研摩方法および研摩装置
DE4301261A1 (de) * 1993-01-19 1994-07-21 Emhart Inc Bohrwerkzeug nach Art eines Spiralbohrers
FR2773731B1 (fr) * 1998-01-20 2000-03-17 Jose Auguste Fernand Pagnon Geometrie specifique d'outils tranchants caracterisee par une face de coupe droite generee par une helice a droite ou a gauche

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR507822A (fr) * 1919-03-12 1920-09-24 Hippolyte Caillon Foret à arete coupant jusqu'au centre du trou
US2576664A (en) * 1949-12-02 1951-11-27 Gen Electric Twist drill
FR1118255A (fr) * 1955-01-26 1956-06-04 Foret pour marbre, granit, faïence, fonte et autres matériaux
GB788745A (en) * 1955-05-18 1958-01-08 Ronald Fredrick Cox Improved twist drill
GB1317188A (en) * 1969-10-20 1973-05-16 Osborn Mushet Tools Ltd Twist drills

Also Published As

Publication number Publication date
FR2382965A1 (fr) 1978-10-06

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Legal Events

Date Code Title Description
ST Notification of lapse