FR453987A - Alarm signal for railway tracks preventing the passage of a stop signal - Google Patents
Alarm signal for railway tracks preventing the passage of a stop signalInfo
- Publication number
- FR453987A FR453987A FR453987DA FR453987A FR 453987 A FR453987 A FR 453987A FR 453987D A FR453987D A FR 453987DA FR 453987 A FR453987 A FR 453987A
- Authority
- FR
- France
- Prior art keywords
- passage
- preventing
- signal
- railway tracks
- alarm signal
- 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
- B61L3/04—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 mechanically
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR453987T | 1913-02-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR453987A true FR453987A (en) | 1913-06-23 |
Family
ID=1494041
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR453987D Expired FR453987A (en) | 1913-02-05 | 1913-02-05 | Alarm signal for railway tracks preventing the passage of a stop signal |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR453987A (en) |
-
1913
- 1913-02-05 FR FR453987D patent/FR453987A/en not_active Expired
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| FR453987A (en) | Alarm signal for railway tracks preventing the passage of a stop signal | |
| FR453072A (en) | Alarm signal for railway wagons | |
| FR433108A (en) | Advanced needle for railway tracks | |
| FR440011A (en) | Mobile stop cleat for rail tracks | |
| FR457605A (en) | Isolation device for metal sleepers | |
| FR455671A (en) | Device for locking the doors of a train | |
| FR455037A (en) | Device for stopping trains | |
| FR454801A (en) | Device for preventing the movement of railway tracks | |
| FR425152A (en) | Automatic train stop signal | |
| FR461709A (en) | Crossing for railway tracks | |
| CA147533A (en) | Alarm for railway crossings | |
| FR455121A (en) | Stop signal exceeded recording indicator, for railways | |
| FR458120A (en) | Improvements to installations for signaling and blocking of trains for block-system railways | |
| CH65565A (en) | Ruler for measuring the cant of a railway track | |
| FR417082A (en) | Needle mechanism for remote warning signals | |
| FR389003A (en) | Machine for the installation of railway tracks | |
| CH56463A (en) | Electro-mechanical installation for warning and recording the crossing of stationary railway signals | |
| FR471553A (en) | Combination of an alarm signal and a braking device for railway trains | |
| FR443002A (en) | Metal sleeper for railway tracks | |
| FR400431A (en) | Stop signal for automobiles | |
| FR426573A (en) | Warning signal for railways | |
| FR459759A (en) | Stopping device for spindles | |
| FR440532A (en) | Railroad track | |
| FR431651A (en) | Automatic safety signal for railway tracks | |
| FR15195E (en) | Automatic safety signal for railway tracks |