DE229876C - - Google Patents
Info
- Publication number
- DE229876C DE229876C DENDAT229876D DE229876DA DE229876C DE 229876 C DE229876 C DE 229876C DE NDAT229876 D DENDAT229876 D DE NDAT229876D DE 229876D A DE229876D A DE 229876DA DE 229876 C DE229876 C DE 229876C
- Authority
- DE
- Germany
- Prior art keywords
- barrier
- lever
- weights
- moved
- rope
- 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
- 230000004888 barrier function Effects 0.000 claims description 12
- 208000010201 Exanthema Diseases 0.000 description 1
- 201000005884 exanthem Diseases 0.000 description 1
- 210000001061 forehead Anatomy 0.000 description 1
- 206010037844 rash Diseases 0.000 description 1
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)
- Train Traffic Observation, Control, And Security (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE229876C true DE229876C (en:Method) |
Family
ID=490142
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT229876D Active DE229876C (en:Method) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE229876C (en:Method) |
-
0
- DE DENDAT229876D patent/DE229876C/de active Active
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