CH248276A - Machine automatique à affûter les mèches américaines. - Google Patents
Machine automatique à affûter les mèches américaines.Info
- Publication number
- CH248276A CH248276A CH248276DA CH248276A CH 248276 A CH248276 A CH 248276A CH 248276D A CH248276D A CH 248276DA CH 248276 A CH248276 A CH 248276A
- Authority
- CH
- Switzerland
- Prior art keywords
- american
- bits
- sharpening machine
- automatic sharpening
- automatic
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B3/00—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools
- B24B3/24—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of drills
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH248276T | 1945-04-16 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH248276A true CH248276A (fr) | 1947-04-30 |
Family
ID=4466805
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH248276D CH248276A (fr) | 1945-04-16 | 1945-04-16 | Machine automatique à affûter les mèches américaines. |
Country Status (1)
Country | Link |
---|---|
CH (1) | CH248276A (fr) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1004958B (de) * | 1952-04-26 | 1957-03-21 | Paul Betzler | Vorrichtung zum Schleifen von rechts- und linksgaengigen Spiralbohrern |
US2797538A (en) * | 1953-10-30 | 1957-07-02 | Aurele A Studler | Grinding device for tools |
DE2656491A1 (de) * | 1976-12-14 | 1978-06-15 | Klingel Fa Ulrich | Bohrerschleifmaschine zum anschleifen verschiedener facetten |
US5573452A (en) * | 1995-07-18 | 1996-11-12 | Liu; Yu-Chieh | Drill grinder |
-
1945
- 1945-04-16 CH CH248276D patent/CH248276A/fr unknown
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1004958B (de) * | 1952-04-26 | 1957-03-21 | Paul Betzler | Vorrichtung zum Schleifen von rechts- und linksgaengigen Spiralbohrern |
US2797538A (en) * | 1953-10-30 | 1957-07-02 | Aurele A Studler | Grinding device for tools |
DE2656491A1 (de) * | 1976-12-14 | 1978-06-15 | Klingel Fa Ulrich | Bohrerschleifmaschine zum anschleifen verschiedener facetten |
US5573452A (en) * | 1995-07-18 | 1996-11-12 | Liu; Yu-Chieh | Drill grinder |
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