FR544309A - New signal repeater device when stopped - Google Patents
New signal repeater device when stoppedInfo
- Publication number
- FR544309A FR544309A FR544309DA FR544309A FR 544309 A FR544309 A FR 544309A FR 544309D A FR544309D A FR 544309DA FR 544309 A FR544309 A FR 544309A
- Authority
- FR
- France
- Prior art keywords
- stopped
- new signal
- repeater device
- signal repeater
- new
- 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.)
- Expired
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L3/00—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal
- B61L3/02—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control
- B61L3/08—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control controlling electrically
- B61L3/10—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal at selected places along the route, e.g. intermittent control simultaneous mechanical and electrical control controlling electrically using current passing between devices along the route and devices on the vehicle or train
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR544309T | 1921-12-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR544309A true FR544309A (en) | 1922-09-20 |
Family
ID=8932195
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR544309D Expired FR544309A (en) | 1921-12-08 | 1921-12-08 | New signal repeater device when stopped |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR544309A (en) |
-
1921
- 1921-12-08 FR FR544309D patent/FR544309A/en not_active Expired
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