DE267135C - - Google Patents
Info
- Publication number
- DE267135C DE267135C DENDAT267135D DE267135DA DE267135C DE 267135 C DE267135 C DE 267135C DE NDAT267135 D DENDAT267135 D DE NDAT267135D DE 267135D A DE267135D A DE 267135DA DE 267135 C DE267135 C DE 267135C
- Authority
- DE
- Germany
- Prior art keywords
- shaft
- worm
- worm wheel
- bearing
- shifting
- 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
- 238000006073 displacement reaction Methods 0.000 description 3
- 241000237858 Gastropoda Species 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C31/00—Driving means incorporated in machines for slitting or completely freeing the mineral from the seam
- E21C31/02—Driving means incorporated in machines for slitting or completely freeing the mineral from the seam for cutting or breaking-down devices
- E21C31/04—Driving means incorporated in machines for slitting or completely freeing the mineral from the seam for cutting or breaking-down devices imparting both a rotary and reciprocating motion
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)
- Control Of Cutting Processes (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE267135C true DE267135C (cs) |
Family
ID=524215
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT267135D Active DE267135C (cs) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE267135C (cs) |
-
0
- DE DENDAT267135D patent/DE267135C/de active Active
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