FR2521468B1 - Foret - Google Patents

Foret

Info

Publication number
FR2521468B1
FR2521468B1 FR8300873A FR8300873A FR2521468B1 FR 2521468 B1 FR2521468 B1 FR 2521468B1 FR 8300873 A FR8300873 A FR 8300873A FR 8300873 A FR8300873 A FR 8300873A FR 2521468 B1 FR2521468 B1 FR 2521468B1
Authority
FR
France
Prior art keywords
forest
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
FR8300873A
Other languages
English (en)
French (fr)
Other versions
FR2521468A1 (fr
Inventor
Hone Wolfgang
Diehl Harry
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.)
Bilz Hermann & Co GmbH
Original Assignee
Bilz Hermann & Co GmbH
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=6155561&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=FR2521468(B1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Bilz Hermann & Co GmbH filed Critical Bilz Hermann & Co GmbH
Publication of FR2521468A1 publication Critical patent/FR2521468A1/fr
Application granted granted Critical
Publication of FR2521468B1 publication Critical patent/FR2521468B1/fr
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
    • B23B2251/20—Number of cutting edges
    • B23B2251/202—Three cutting edges
    • 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)
FR8300873A 1982-02-12 1983-01-20 Foret Expired FR2521468B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3205051A DE3205051C2 (de) 1982-02-12 1982-02-12 Bohrwerkzeug

Publications (2)

Publication Number Publication Date
FR2521468A1 FR2521468A1 (fr) 1983-08-19
FR2521468B1 true FR2521468B1 (fr) 1986-08-29

Family

ID=6155561

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8300873A Expired FR2521468B1 (fr) 1982-02-12 1983-01-20 Foret

Country Status (6)

Country Link
JP (1) JPS58137513A (ja)
CH (1) CH658421A5 (ja)
DE (1) DE3205051C2 (ja)
FR (1) FR2521468B1 (ja)
GB (1) GB2114479B (ja)
IT (1) IT1161879B (ja)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5981010A (ja) * 1982-10-29 1984-05-10 Nippon Oil & Fats Co Ltd 穴明け工具
DE3407232C2 (de) * 1984-02-28 1995-02-23 Kieninger Walter Gmbh Vollbohrwerkzeug
JPS60146605U (ja) * 1984-03-12 1985-09-28 住友電気工業株式会社 ドリル構造
JPS62184908U (ja) * 1986-05-14 1987-11-25
DE3624617C2 (de) * 1986-07-21 1995-06-29 Almue Praezisionswerkzeuge Gmb Bohrwerkzeug
US5011342A (en) * 1988-03-14 1991-04-30 501 Greenfield Industries, Inc. Twist drill
GB2233920A (en) * 1989-07-18 1991-01-23 Sandvik Ltd Fluted drill
JPH0362714U (ja) * 1989-10-23 1991-06-19
SE522600C2 (sv) * 2001-10-24 2004-02-24 Seco Tools Ab Borrverktyg för skärande bearbetning med tre skäreggar vid vilka tre spolkanaler mynnar
EP2269753A1 (en) * 2009-07-03 2011-01-05 Teng-Hung Wang Tool device having different tool blades

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE415644A (ja) * 1935-05-20
DE7710873U1 (de) * 1977-04-06 1977-07-21 Hermann Bilz Gmbh & Co, 7300 Esslingen Bohrwerkzeug
DE3131794C2 (de) * 1980-08-29 1986-08-07 Toshiaki Osaka Hosoi Bohrer

Also Published As

Publication number Publication date
DE3205051C2 (de) 1983-12-22
GB2114479B (en) 1985-08-29
JPS58137513A (ja) 1983-08-16
IT1161879B (it) 1987-03-18
FR2521468A1 (fr) 1983-08-19
IT8319450A0 (it) 1983-02-04
CH658421A5 (de) 1986-11-14
GB8301414D0 (en) 1983-02-23
GB2114479A (en) 1983-08-24
DE3205051A1 (de) 1983-08-25

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