FR1211961A - Machine for straightening the end of drills - Google Patents
Machine for straightening the end of drillsInfo
- Publication number
- FR1211961A FR1211961A FR1211961DA FR1211961A FR 1211961 A FR1211961 A FR 1211961A FR 1211961D A FR1211961D A FR 1211961DA FR 1211961 A FR1211961 A FR 1211961A
- Authority
- FR
- France
- Prior art keywords
- drills
- straightening
- machine
- 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
- B24B3/32—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of drills of the point of twist drills for thinning the point
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH1211961X | 1957-12-27 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1211961A true FR1211961A (en) | 1960-03-21 |
Family
ID=4563259
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1211961D Expired FR1211961A (en) | 1957-12-27 | 1958-12-24 | Machine for straightening the end of drills |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1211961A (en) |
-
1958
- 1958-12-24 FR FR1211961D patent/FR1211961A/en not_active Expired
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