IT1161879B - Utensili di foratura del tipo a taglienti principali e taglienti centrali associati - Google Patents

Utensili di foratura del tipo a taglienti principali e taglienti centrali associati

Info

Publication number
IT1161879B
IT1161879B IT19450/83A IT1945083A IT1161879B IT 1161879 B IT1161879 B IT 1161879B IT 19450/83 A IT19450/83 A IT 19450/83A IT 1945083 A IT1945083 A IT 1945083A IT 1161879 B IT1161879 B IT 1161879B
Authority
IT
Italy
Prior art keywords
drilling tools
main cutter
cutter type
associated central
central cutters
Prior art date
Application number
IT19450/83A
Other languages
English (en)
Other versions
IT8319450A0 (it
Inventor
Wolfgang Hone
Harry Diehl
Original Assignee
Bilz Hermann Gmbh & Co
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=***_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=IT1161879(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Bilz Hermann Gmbh & Co filed Critical Bilz Hermann Gmbh & Co
Publication of IT8319450A0 publication Critical patent/IT8319450A0/it
Application granted granted Critical
Publication of IT1161879B publication Critical patent/IT1161879B/it

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)
IT19450/83A 1982-02-12 1983-02-04 Utensili di foratura del tipo a taglienti principali e taglienti centrali associati IT1161879B (it)

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
IT8319450A0 IT8319450A0 (it) 1983-02-04
IT1161879B true IT1161879B (it) 1987-03-18

Family

ID=6155561

Family Applications (1)

Application Number Title Priority Date Filing Date
IT19450/83A IT1161879B (it) 1982-02-12 1983-02-04 Utensili di foratura del tipo a taglienti principali e taglienti centrali associati

Country Status (6)

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

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 (it) * 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 (it) * 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
BE415844A (it) * 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
CH658421A5 (de) 1986-11-14
JPS58137513A (ja) 1983-08-16
GB2114479B (en) 1985-08-29
GB8301414D0 (en) 1983-02-23
FR2521468A1 (fr) 1983-08-19
DE3205051A1 (de) 1983-08-25
IT8319450A0 (it) 1983-02-04
FR2521468B1 (fr) 1986-08-29
GB2114479A (en) 1983-08-24
DE3205051C2 (de) 1983-12-22

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970226