DE239756C - - Google Patents
Info
- Publication number
- DE239756C DE239756C DENDAT239756D DE239756DA DE239756C DE 239756 C DE239756 C DE 239756C DE NDAT239756 D DENDAT239756 D DE NDAT239756D DE 239756D A DE239756D A DE 239756DA DE 239756 C DE239756 C DE 239756C
- Authority
- DE
- Germany
- Prior art keywords
- cutting
- arc
- cutting tool
- circumference
- circular arc
- 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
- 239000003245 coal Substances 0.000 description 4
- 241000131971 Bradyrhizobiaceae Species 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C25/00—Cutting machines, i.e. for making slits approximately parallel or perpendicular to the seam
- E21C25/20—Machines slitting solely by one or more reciprocating sawing implements or reciprocating cutter chains; Shaker conveyors with cutting means
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Treatment Of Fiber Materials (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE239756C true DE239756C (sv) |
Family
ID=499175
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT239756D Active DE239756C (sv) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE239756C (sv) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5360249A (en) * | 1991-09-13 | 1994-11-01 | Refac Technology Development, Corporation | Multifunctional end effectors |
-
0
- DE DENDAT239756D patent/DE239756C/de active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5360249A (en) * | 1991-09-13 | 1994-11-01 | Refac Technology Development, Corporation | Multifunctional end effectors |
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