FR43188E - - Google Patents
Info
- Publication number
- FR43188E FR43188E FR43188DA FR43188E FR 43188 E FR43188 E FR 43188E FR 43188D A FR43188D A FR 43188DA FR 43188 E FR43188 E FR 43188E
- Authority
- FR
- France
- 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
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- 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)
Publications (1)
Publication Number | Publication Date |
---|---|
FR43188E true FR43188E (xx) | 1934-03-08 |
Family
ID=1363037
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR43188D Expired FR43188E (xx) |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR43188E (xx) |
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0
- FR FR43188D patent/FR43188E/fr not_active Expired