DE130767C - - Google Patents
Info
- Publication number
- DE130767C DE130767C DENDAT130767D DE130767DA DE130767C DE 130767 C DE130767 C DE 130767C DE NDAT130767 D DENDAT130767 D DE NDAT130767D DE 130767D A DE130767D A DE 130767DA DE 130767 C DE130767 C DE 130767C
- Authority
- DE
- Germany
- Prior art keywords
- nut
- lever
- projection
- barriers
- pawl
- 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 4
- 230000001960 triggered effect Effects 0.000 claims description 2
- 239000002184 metal Substances 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)
- Train Traffic Observation, Control, And Security (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE130767C true DE130767C (cs) |
Family
ID=399147
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT130767D Active DE130767C (cs) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE130767C (cs) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5623526A (en) * | 1995-07-21 | 1997-04-22 | Combustion Engineering, Inc. | Method and apparatus for repair of nuclear reactor shroud |
-
0
- DE DENDAT130767D patent/DE130767C/de active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5623526A (en) * | 1995-07-21 | 1997-04-22 | Combustion Engineering, Inc. | Method and apparatus for repair of nuclear reactor shroud |
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