NL7310188A - - Google Patents

Info

Publication number
NL7310188A
NL7310188A NL7310188A NL7310188A NL7310188A NL 7310188 A NL7310188 A NL 7310188A NL 7310188 A NL7310188 A NL 7310188A NL 7310188 A NL7310188 A NL 7310188A NL 7310188 A NL7310188 A NL 7310188A
Authority
NL
Netherlands
Application number
NL7310188A
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
Publication of NL7310188A publication Critical patent/NL7310188A/xx

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23BTURNING; BORING
    • B23B51/00Tools for drilling machines
    • B23B51/02Twist drills
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23BTURNING; BORING
    • B23B2251/00Details of tools for drilling machines
    • B23B2251/18Configuration of the drill point
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23BTURNING; BORING
    • B23B2251/00Details of tools for drilling machines
    • B23B2251/20Number of cutting edges
    • B23B2251/204Four cutting edges
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23BTURNING; BORING
    • B23B2251/00Details of tools for drilling machines
    • B23B2251/24Overall form of drilling tools
    • B23B2251/241Cross sections of the diameter of the drill
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23BTURNING; BORING
    • B23B2251/00Details of tools for drilling machines
    • B23B2251/44Margins, i.e. the narrow portion of the land which is not cut away to provide clearance on the circumferential surface
    • B23B2251/443Double margin drills

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Drilling Tools (AREA)
  • Milling, Broaching, Filing, Reaming, And Others (AREA)
NL7310188A 1972-07-21 1973-07-20 NL7310188A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3432572A GB1432546A (en) 1972-07-21 1972-07-21 Twist drills

Publications (1)

Publication Number Publication Date
NL7310188A true NL7310188A (enrdf_load_stackoverflow) 1974-01-23

Family

ID=10364237

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7310188A NL7310188A (enrdf_load_stackoverflow) 1972-07-21 1973-07-20

Country Status (18)

Country Link
JP (1) JPS49124690A (enrdf_load_stackoverflow)
AT (1) AT324072B (enrdf_load_stackoverflow)
AU (1) AU470924B2 (enrdf_load_stackoverflow)
BE (1) BE802619A (enrdf_load_stackoverflow)
CA (1) CA986338A (enrdf_load_stackoverflow)
CH (1) CH558696A (enrdf_load_stackoverflow)
CS (1) CS181722B2 (enrdf_load_stackoverflow)
DD (1) DD108226A5 (enrdf_load_stackoverflow)
DE (1) DE2336886A1 (enrdf_load_stackoverflow)
ES (1) ES417523A1 (enrdf_load_stackoverflow)
FR (1) FR2193673B1 (enrdf_load_stackoverflow)
GB (1) GB1432546A (enrdf_load_stackoverflow)
IL (1) IL42761A (enrdf_load_stackoverflow)
IN (1) IN138434B (enrdf_load_stackoverflow)
IT (1) IT991331B (enrdf_load_stackoverflow)
NL (1) NL7310188A (enrdf_load_stackoverflow)
SE (1) SE396027B (enrdf_load_stackoverflow)
ZA (1) ZA734644B (enrdf_load_stackoverflow)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5923925B2 (ja) * 1975-12-29 1984-06-06 カブシキガイシヤ ササクラキカイセイサクシヨ ドリルリ−マ−フクゴウセンコウグ
JPS52160183U (enrdf_load_stackoverflow) * 1976-05-28 1977-12-05
JPS541102Y2 (enrdf_load_stackoverflow) * 1976-06-10 1979-01-19
JPS59140116U (ja) * 1983-03-07 1984-09-19 富士精工株式会社 ガイド部付ツイストドリル
DE3325149A1 (de) * 1983-07-12 1985-01-24 Gühring, Gottlieb, 7470 Albstadt Zweischneidiges wendelbohrwerkzeug als kombiniertes zentrier-, bohr- und aufbohrwerkzeug
JPS61249209A (ja) * 1985-12-23 1986-11-06 Toyoda Gosei Co Ltd リ−マ
CH670968A5 (enrdf_load_stackoverflow) * 1986-11-25 1989-07-31 Sphinxwerke Mueller Ag
US4756650A (en) * 1986-11-26 1988-07-12 Kabushiki Kaisha Kobe Seiko Sho Twist drill
DE3820485C1 (en) * 1988-06-16 1989-08-24 Helmut Dipl.-Ing. 1000 Berlin De Krauss Helical flutes in drill bit - incorporates straight sloping sides and circular rounded floor portion
JPH0731926Y2 (ja) * 1989-01-10 1995-07-26 愛三工業株式会社 高送り用バニシングドリル
GB9606370D0 (en) * 1996-03-26 1996-06-05 Dormer Tools Sheffield Ltd Improvements in or relating to twist drills
GB2393681A (en) * 2002-10-03 2004-04-07 Black & Decker Inc Masonry drilling tool
JP2006095662A (ja) * 2004-09-30 2006-04-13 Omi Kogyo Co Ltd バニシング穴あけ工具
DE102009039170B4 (de) 2009-08-27 2022-01-20 Kennametal Inc. Bohrwerkzeug
JP5939001B2 (ja) * 2012-01-16 2016-06-22 三菱日立ツール株式会社 ドリル
JP2017202541A (ja) * 2016-05-11 2017-11-16 有限会社栄進機工 ドリルリーマ

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2063753A (en) * 1932-09-27 1936-12-08 Edward J Pohlman Reamer

Also Published As

Publication number Publication date
CH558696A (de) 1975-02-14
AU470924B2 (en) 1976-04-01
ES417523A1 (es) 1976-03-01
AT324072B (de) 1975-08-11
DD108226A5 (enrdf_load_stackoverflow) 1974-09-12
GB1432546A (en) 1976-04-22
IL42761A (en) 1977-05-31
ZA734644B (en) 1974-06-26
CA986338A (en) 1976-03-30
BE802619A (fr) 1973-11-16
CS181722B2 (en) 1978-03-31
IN138434B (enrdf_load_stackoverflow) 1976-01-31
SE396027B (sv) 1977-09-05
DE2336886A1 (de) 1974-01-31
FR2193673B1 (enrdf_load_stackoverflow) 1977-08-12
AU5801573A (en) 1975-01-16
IT991331B (it) 1975-07-30
IL42761A0 (en) 1973-10-25
JPS49124690A (enrdf_load_stackoverflow) 1974-11-28
FR2193673A1 (enrdf_load_stackoverflow) 1974-02-22

Similar Documents

Publication Publication Date Title
FR2193673B1 (enrdf_load_stackoverflow)
JPS4938700A (enrdf_load_stackoverflow)
JPS4990268A (enrdf_load_stackoverflow)
JPS5223137Y2 (enrdf_load_stackoverflow)
JPS5313154Y2 (enrdf_load_stackoverflow)
JPS5150605Y2 (enrdf_load_stackoverflow)
JPS5134250B2 (enrdf_load_stackoverflow)
JPS5019296B2 (enrdf_load_stackoverflow)
JPS4937162A (enrdf_load_stackoverflow)
JPS4915107U (enrdf_load_stackoverflow)
JPS5128490Y2 (enrdf_load_stackoverflow)
JPS522610B2 (enrdf_load_stackoverflow)
JPS49778U (enrdf_load_stackoverflow)
JPS4962555A (enrdf_load_stackoverflow)
JPS4951348A (enrdf_load_stackoverflow)
JPS492590U (enrdf_load_stackoverflow)
CH565694A5 (enrdf_load_stackoverflow)
CH561857A5 (enrdf_load_stackoverflow)
CH564568A5 (enrdf_load_stackoverflow)
CH564446A5 (enrdf_load_stackoverflow)
DD106168A6 (enrdf_load_stackoverflow)
CH564190A5 (enrdf_load_stackoverflow)
CH564186A5 (enrdf_load_stackoverflow)
CH563640A5 (enrdf_load_stackoverflow)
CH564676A5 (enrdf_load_stackoverflow)