CH558696A - Wendelbohrer und verfahren zu dessen herstellung. - Google Patents
Wendelbohrer und verfahren zu dessen herstellung.Info
- Publication number
- CH558696A CH558696A CH1064173A CH1064173A CH558696A CH 558696 A CH558696 A CH 558696A CH 1064173 A CH1064173 A CH 1064173A CH 1064173 A CH1064173 A CH 1064173A CH 558696 A CH558696 A CH 558696A
- Authority
- CH
- Switzerland
- Prior art keywords
- drills
- conversion
- manufacturing
- conversion drills
- Prior art date
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
- B23B2251/204—Four 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
- B23B2251/44—Margins, i.e. the narrow portion of the land which is not cut away to provide clearance on the circumferential surface
- B23B2251/443—Double margin drills
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Drilling Tools (AREA)
- Milling, Broaching, Filing, Reaming, And Others (AREA)
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 |
|---|---|
| CH558696A true CH558696A (de) | 1975-02-14 |
Family
ID=10364237
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1064173A CH558696A (de) | 1972-07-21 | 1973-07-20 | Wendelbohrer und verfahren zu dessen herstellung. |
Country Status (18)
| Country | Link |
|---|---|
| JP (1) | JPS49124690A (fr) |
| AT (1) | AT324072B (fr) |
| AU (1) | AU470924B2 (fr) |
| BE (1) | BE802619A (fr) |
| CA (1) | CA986338A (fr) |
| CH (1) | CH558696A (fr) |
| CS (1) | CS181722B2 (fr) |
| DD (1) | DD108226A5 (fr) |
| DE (1) | DE2336886A1 (fr) |
| ES (1) | ES417523A1 (fr) |
| FR (1) | FR2193673B1 (fr) |
| GB (1) | GB1432546A (fr) |
| IL (1) | IL42761A (fr) |
| IN (1) | IN138434B (fr) |
| IT (1) | IT991331B (fr) |
| NL (1) | NL7310188A (fr) |
| SE (1) | SE396027B (fr) |
| ZA (1) | ZA734644B (fr) |
Families Citing this family (16)
| 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 (fr) * | 1976-05-28 | 1977-12-05 | ||
| JPS541102Y2 (fr) * | 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 (fr) * | 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)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2063753A (en) * | 1932-09-27 | 1936-12-08 | Edward J Pohlman | Reamer |
-
1972
- 1972-07-21 GB GB3432572A patent/GB1432546A/en not_active Expired
-
1973
- 1973-07-09 CA CA176,008A patent/CA986338A/en not_active Expired
- 1973-07-10 ZA ZA734644A patent/ZA734644B/xx unknown
- 1973-07-11 IN IN1631/CAL/1973A patent/IN138434B/en unknown
- 1973-07-12 AU AU58015/73A patent/AU470924B2/en not_active Expired
- 1973-07-17 IL IL42761A patent/IL42761A/en unknown
- 1973-07-17 SE SE7309992A patent/SE396027B/xx unknown
- 1973-07-17 AT AT628273A patent/AT324072B/de not_active IP Right Cessation
- 1973-07-19 DE DE19732336886 patent/DE2336886A1/de active Pending
- 1973-07-19 FR FR7326482A patent/FR2193673B1/fr not_active Expired
- 1973-07-20 ES ES417523A patent/ES417523A1/es not_active Expired
- 1973-07-20 DD DD172404A patent/DD108226A5/xx unknown
- 1973-07-20 JP JP48082626A patent/JPS49124690A/ja active Pending
- 1973-07-20 NL NL7310188A patent/NL7310188A/xx unknown
- 1973-07-20 CH CH1064173A patent/CH558696A/xx not_active IP Right Cessation
- 1973-07-20 IT IT26902/73A patent/IT991331B/it active
- 1973-07-20 BE BE133714A patent/BE802619A/fr unknown
- 1973-07-26 CS CS7300005225A patent/CS181722B2/cs unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CA986338A (en) | 1976-03-30 |
| FR2193673B1 (fr) | 1977-08-12 |
| JPS49124690A (fr) | 1974-11-28 |
| DE2336886A1 (de) | 1974-01-31 |
| IT991331B (it) | 1975-07-30 |
| GB1432546A (en) | 1976-04-22 |
| DD108226A5 (fr) | 1974-09-12 |
| IL42761A0 (en) | 1973-10-25 |
| FR2193673A1 (fr) | 1974-02-22 |
| AU470924B2 (en) | 1976-04-01 |
| IN138434B (fr) | 1976-01-31 |
| BE802619A (fr) | 1973-11-16 |
| ES417523A1 (es) | 1976-03-01 |
| NL7310188A (fr) | 1974-01-23 |
| ZA734644B (en) | 1974-06-26 |
| IL42761A (en) | 1977-05-31 |
| AT324072B (de) | 1975-08-11 |
| AU5801573A (en) | 1975-01-16 |
| SE396027B (sv) | 1977-09-05 |
| CS181722B2 (en) | 1978-03-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |