DE160777C - - Google Patents
Info
- Publication number
- DE160777C DE160777C DENDAT160777D DE160777DA DE160777C DE 160777 C DE160777 C DE 160777C DE NDAT160777 D DENDAT160777 D DE NDAT160777D DE 160777D A DE160777D A DE 160777DA DE 160777 C DE160777 C DE 160777C
- Authority
- DE
- Germany
- Prior art keywords
- drive
- barrier
- disks
- movement
- rotation
- 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 16
- 230000007246 mechanism Effects 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 230000009471 action Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 210000001331 nose Anatomy 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 210000003813 thumb Anatomy 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
- B61L29/24—Means for warning road traffic that a gate is closed or closing, or that rail traffic is approaching, e.g. for visible or audible warning
- B61L29/243—Transmission mechanism or acoustical signals for gates
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE160777C true DE160777C (https=) |
Family
ID=426711
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT160777D Active DE160777C (https=) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE160777C (https=) |
-
0
- DE DENDAT160777D patent/DE160777C/de active Active
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