BE450146A - - Google Patents
Info
- Publication number
- BE450146A BE450146A BE450146DA BE450146A BE 450146 A BE450146 A BE 450146A BE 450146D A BE450146D A BE 450146DA BE 450146 A BE450146 A BE 450146A
- Authority
- BE
- Belgium
- Prior art keywords
- tubes
- pressure
- rail
- chamber
- during
- Prior art date
Links
- 230000007423 decrease Effects 0.000 claims description 9
- 230000011664 signaling Effects 0.000 claims description 7
- 239000012528 membrane Substances 0.000 claims description 5
- 239000007788 liquid Substances 0.000 claims description 4
- 238000005452 bending Methods 0.000 claims description 2
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L1/00—Devices along the route controlled by interaction with the vehicle or train
- B61L1/02—Electric devices associated with track, e.g. rail contacts
- B61L1/04—Electric devices associated with track, e.g. rail contacts mechanically actuated by a part of the vehicle
- B61L1/045—Electric devices associated with track, e.g. rail contacts mechanically actuated by a part of the vehicle actuated by fluid-pressure
Landscapes
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Mechanical Engineering (AREA)
- Measuring Fluid Pressure (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE450146A true BE450146A (enExample) |
Family
ID=105293
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE450146D BE450146A (enExample) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE450146A (enExample) |
-
0
- BE BE450146D patent/BE450146A/fr unknown
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