GB308551A - Automatic road signalling apparatus - Google Patents
Automatic road signalling apparatusInfo
- Publication number
- GB308551A GB308551A GB2770028A GB2770028A GB308551A GB 308551 A GB308551 A GB 308551A GB 2770028 A GB2770028 A GB 2770028A GB 2770028 A GB2770028 A GB 2770028A GB 308551 A GB308551 A GB 308551A
- Authority
- GB
- United Kingdom
- Prior art keywords
- signals
- roads
- road
- signalling apparatus
- automatic road
- 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
- G08G1/09—Arrangements for giving variable traffic instructions
- G08G1/095—Traffic lights
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Traffic Control Systems (AREA)
Abstract
308,551. Sakal, R. J. Sept. 27, 1928. Road signals.-An automatic signalling-apparatus c placed at the crossing of roads a, b comprises a standard e carrying on box arms f translucent signal panels, the signals on each panel being illuminated in succession as a. vehicle depresses successively the corresponding bars d', d<2>, d<3> arranged in the road at the places shown. Dashpot devices may be used to delay the extinction of the " 15 yards " and " stop '' signals. Additional time-controlled switch mechanism may be provided for controlling the signals so as to give the right of way alternately to the roads a, b.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB2770028A GB308551A (en) | 1928-09-27 | 1928-09-27 | Automatic road signalling apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB2770028A GB308551A (en) | 1928-09-27 | 1928-09-27 | Automatic road signalling apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB308551A true GB308551A (en) | 1929-03-28 |
Family
ID=10263862
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB2770028A Expired GB308551A (en) | 1928-09-27 | 1928-09-27 | Automatic road signalling apparatus |
Country Status (1)
| Country | Link |
|---|---|
| GB (1) | GB308551A (en) |
-
1928
- 1928-09-27 GB GB2770028A patent/GB308551A/en not_active Expired
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