DE168871C - - Google Patents
Info
- Publication number
- DE168871C DE168871C DENDAT168871D DE168871DA DE168871C DE 168871 C DE168871 C DE 168871C DE NDAT168871 D DENDAT168871 D DE NDAT168871D DE 168871D A DE168871D A DE 168871DA DE 168871 C DE168871 C DE 168871C
- Authority
- DE
- Germany
- Prior art keywords
- holes
- sleeper
- drilling
- 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.)
- Active
Links
- 238000005553 drilling Methods 0.000 claims description 9
- 241001669679 Eleotris Species 0.000 claims description 7
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B31/00—Working rails, sleepers, baseplates, or the like, in or on the line; Machines, tools, or auxiliary devices specially designed therefor
- E01B31/20—Working or treating non-metal sleepers in or on the line, e.g. marking, creosoting
- E01B31/24—Forming, treating, reconditioning, or cleaning holes in sleepers; Drilling-templates
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Machines For Laying And Maintaining Railways (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE168871C true DE168871C (cg-RX-API-DMAC7.html) |
Family
ID=434050
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT168871D Active DE168871C (cg-RX-API-DMAC7.html) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE168871C (cg-RX-API-DMAC7.html) |
-
0
- DE DENDAT168871D patent/DE168871C/de active Active
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