DE94166C - - Google Patents
Info
- Publication number
- DE94166C DE94166C DENDAT94166D DE94166DA DE94166C DE 94166 C DE94166 C DE 94166C DE NDAT94166 D DENDAT94166 D DE NDAT94166D DE 94166D A DE94166D A DE 94166DA DE 94166 C DE94166 C DE 94166C
- Authority
- DE
- Germany
- Prior art keywords
- barriers
- roller
- chains
- weight
- rollers
- 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 13
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 230000001960 triggered effect Effects 0.000 claims 1
- 238000010276 construction Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 238000004804 winding Methods 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 |
|---|---|
| DE94166C true DE94166C (OSRAM) |
Family
ID=365534
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT94166D Active DE94166C (OSRAM) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE94166C (OSRAM) |
-
0
- DE DENDAT94166D patent/DE94166C/de active Active
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