DE151939C - - Google Patents
Info
- Publication number
- DE151939C DE151939C DENDAT151939D DE151939DA DE151939C DE 151939 C DE151939 C DE 151939C DE NDAT151939 D DENDAT151939 D DE NDAT151939D DE 151939D A DE151939D A DE 151939DA DE 151939 C DE151939 C DE 151939C
- Authority
- DE
- Germany
- Prior art keywords
- drill
- pawl
- arm
- lever
- shaft
- 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.)
- Active
Links
- 210000003813 thumb Anatomy 0.000 description 5
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
- B24B3/33—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of drills of drills for stone
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE151939C true DE151939C (en, 2012) |
Family
ID=418715
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT151939D Active DE151939C (en, 2012) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE151939C (en, 2012) |
-
0
- DE DENDAT151939D patent/DE151939C/de active Active
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