FR812340A - Drill bit sharpening machine - Google Patents
Drill bit sharpening machineInfo
- Publication number
- FR812340A FR812340A FR812340DA FR812340A FR 812340 A FR812340 A FR 812340A FR 812340D A FR812340D A FR 812340DA FR 812340 A FR812340 A FR 812340A
- Authority
- FR
- France
- Prior art keywords
- drill bit
- sharpening machine
- bit sharpening
- machine
- drill
- 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
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
- B24B3/26—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of drills of the point of twist drills
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR812340T | 1936-01-15 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR812340A true FR812340A (en) | 1937-05-07 |
Family
ID=9265041
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR812340D Expired FR812340A (en) | 1936-01-15 | 1936-01-15 | Drill bit sharpening machine |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR812340A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2498701A (en) * | 1945-04-20 | 1950-02-28 | Munro Gordon | Drill grinder |
EP0405338A2 (en) * | 1989-06-28 | 1991-01-02 | V.P.M. s.r.l. | Sharpening machine for twist drills, in particular for drilling machines |
US5001868A (en) * | 1989-03-01 | 1991-03-26 | Werner Jankus | Apparatus for grinding a point on a tungsten electrode |
-
1936
- 1936-01-15 FR FR812340D patent/FR812340A/en not_active Expired
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2498701A (en) * | 1945-04-20 | 1950-02-28 | Munro Gordon | Drill grinder |
US5001868A (en) * | 1989-03-01 | 1991-03-26 | Werner Jankus | Apparatus for grinding a point on a tungsten electrode |
EP0405338A2 (en) * | 1989-06-28 | 1991-01-02 | V.P.M. s.r.l. | Sharpening machine for twist drills, in particular for drilling machines |
EP0405338A3 (en) * | 1989-06-28 | 1991-07-24 | V.P.M. S.R.L. | Sharpening machine for twist drills, in particular for drilling machines |
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