FR701147A - Vehicle traffic control device - Google Patents
Vehicle traffic control deviceInfo
- Publication number
- FR701147A FR701147A FR701147DA FR701147A FR 701147 A FR701147 A FR 701147A FR 701147D A FR701147D A FR 701147DA FR 701147 A FR701147 A FR 701147A
- Authority
- FR
- France
- Prior art keywords
- control device
- traffic control
- vehicle traffic
- vehicle
- traffic
- 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
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/07—Controlling traffic signals
- G08G1/085—Controlling traffic signals using a free-running cyclic timer
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Traffic Control Systems (AREA)
- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US468377A US1954992A (en) | 1930-07-16 | 1930-07-16 | Traffic control system |
| GB23542/30A GB360471A (en) | 1930-07-16 | 1930-08-06 | Improvements in traffic control systems |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR701147A true FR701147A (en) | 1931-03-12 |
Family
ID=26256578
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR701147D Expired FR701147A (en) | 1930-07-16 | 1930-08-09 | Vehicle traffic control device |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US1954992A (en) |
| DE (1) | DE652893C (en) |
| FR (1) | FR701147A (en) |
| GB (1) | GB360471A (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE767104C (en) * | 1939-08-09 | 1953-01-05 | Allg Elektro Ind Heinrich Wink | Light signal system, especially for brake test reporting systems in railway companies |
| DE1034522B (en) * | 1955-03-08 | 1958-07-17 | Erich Meier Dipl Ing | Warning system for public traffic routes, especially highways |
| US3196388A (en) * | 1959-04-10 | 1965-07-20 | Bliss E W Co | Auxiliary traffic controllers |
-
1930
- 1930-07-16 US US468377A patent/US1954992A/en not_active Expired - Lifetime
- 1930-08-06 GB GB23542/30A patent/GB360471A/en not_active Expired
- 1930-08-09 FR FR701147D patent/FR701147A/en not_active Expired
- 1930-08-16 DE DE1930652893D patent/DE652893C/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB360471A (en) | 1931-11-06 |
| US1954992A (en) | 1934-04-17 |
| DE652893C (en) | 1937-11-11 |
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