DE278495C - - Google Patents
Info
- Publication number
- DE278495C DE278495C DENDAT278495D DE278495DA DE278495C DE 278495 C DE278495 C DE 278495C DE NDAT278495 D DENDAT278495 D DE NDAT278495D DE 278495D A DE278495D A DE 278495DA DE 278495 C DE278495 C DE 278495C
- Authority
- DE
- Germany
- Prior art keywords
- barrier
- piston
- weight
- train
- controlled
- 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
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L29/00—Safety means for rail/road crossing traffic
- B61L29/08—Operation of gates; Combined operation of gates and signals
- B61L29/18—Operation by approaching rail vehicle or train
- B61L29/20—Operation by approaching rail vehicle or train mechanically
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Machines For Laying And Maintaining Railways (AREA)
- Actuator (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE278495C true DE278495C (ja�@�@) |
Family
ID=534491
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT278495D Active DE278495C (ja�@�@) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE278495C (ja�@�@) |
-
0
- DE DENDAT278495D patent/DE278495C/de active Active
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