GB354920A - Improvements in road traffic regulating or signalling apparatus - Google Patents
Improvements in road traffic regulating or signalling apparatusInfo
- Publication number
- GB354920A GB354920A GB1825830A GB1825830A GB354920A GB 354920 A GB354920 A GB 354920A GB 1825830 A GB1825830 A GB 1825830A GB 1825830 A GB1825830 A GB 1825830A GB 354920 A GB354920 A GB 354920A
- Authority
- GB
- United Kingdom
- Prior art keywords
- disc
- contacts
- pair
- arm
- lamps
- 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
- 230000001105 regulatory effect Effects 0.000 title 1
- 230000011664 signaling Effects 0.000 title 1
- 239000013589 supplement Substances 0.000 abstract 1
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)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BE379043D BE379043A (en(2012)) | 1930-06-14 | ||
GB1825830A GB354920A (en) | 1930-06-14 | 1930-06-14 | Improvements in road traffic regulating or signalling apparatus |
FR715034D FR715034A (fr) | 1930-06-14 | 1931-04-09 | Perfectionnements aux appareils de régulation du trafic routier ou de signalisation |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1825830A GB354920A (en) | 1930-06-14 | 1930-06-14 | Improvements in road traffic regulating or signalling apparatus |
Publications (1)
Publication Number | Publication Date |
---|---|
GB354920A true GB354920A (en) | 1931-08-20 |
Family
ID=10109369
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB1825830A Expired GB354920A (en) | 1930-06-14 | 1930-06-14 | Improvements in road traffic regulating or signalling apparatus |
Country Status (3)
Country | Link |
---|---|
BE (1) | BE379043A (en(2012)) |
FR (1) | FR715034A (en(2012)) |
GB (1) | GB354920A (en(2012)) |
-
0
- BE BE379043D patent/BE379043A/xx unknown
-
1930
- 1930-06-14 GB GB1825830A patent/GB354920A/en not_active Expired
-
1931
- 1931-04-09 FR FR715034D patent/FR715034A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR715034A (fr) | 1931-11-24 |
BE379043A (en(2012)) |
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