GB337467A - Improvements relating to automatic road traffic signalling devices - Google Patents

Improvements relating to automatic road traffic signalling devices

Info

Publication number
GB337467A
GB337467A GB2390029A GB2390029A GB337467A GB 337467 A GB337467 A GB 337467A GB 2390029 A GB2390029 A GB 2390029A GB 2390029 A GB2390029 A GB 2390029A GB 337467 A GB337467 A GB 337467A
Authority
GB
United Kingdom
Prior art keywords
road traffic
improvements relating
signalling devices
automatic road
traffic signalling
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
Application number
GB2390029A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to GB2390029A priority Critical patent/GB337467A/en
Publication of GB337467A publication Critical patent/GB337467A/en
Expired legal-status Critical Current

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
    • G08G1/096—Arrangements for giving variable traffic instructions provided with indicators in which a mark progresses showing the time elapsed, e.g. of green phase

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Traffic Control Systems (AREA)

Abstract

337,467. Napier, J. Aug. 3, 1929. Road signals.-An automatic signalling device for controlling road traffic comprises a pointer 7 traversing four arcuate strips 5, 9, 6, 9 which are of the same colours as the indicators 2, 8, 3, 8 and are illuminated in turn simultaneously therewith, the pointer being driven by the mechanism which controls the lights.
GB2390029A 1929-08-03 1929-08-03 Improvements relating to automatic road traffic signalling devices Expired GB337467A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB2390029A GB337467A (en) 1929-08-03 1929-08-03 Improvements relating to automatic road traffic signalling devices

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2390029A GB337467A (en) 1929-08-03 1929-08-03 Improvements relating to automatic road traffic signalling devices

Publications (1)

Publication Number Publication Date
GB337467A true GB337467A (en) 1930-11-03

Family

ID=10203118

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2390029A Expired GB337467A (en) 1929-08-03 1929-08-03 Improvements relating to automatic road traffic signalling devices

Country Status (1)

Country Link
GB (1) GB337467A (en)

Similar Documents

Publication Publication Date Title
GB337467A (en) Improvements relating to automatic road traffic signalling devices
FR675244A (en) Automatic brake wear adjustment device
FR1029272A (en) Track system for light vehicles
CA294890A (en) Flashing device for illuminated signs
FR1023756A (en) Hydro-mechanical brake system for road vehicles
CA301976A (en) Traffic signal device for road intersections
AU2233229A (en) Automatic road signalling apparatus
FR62241E (en) Device for the automatic control of the position lights of road vehicles and others
CA264325A (en) Traffic control system
CA292621A (en) Traffic control system
FR695824A (en) Control device for racing pigeons
FR38840E (en) Improvements to lighting devices for road vehicles
CA294937A (en) Signalling device for automobiles
CA314735A (en) Traffic warning device
CA291203A (en) Traffic controlling system
FR715573A (en) Hoisting device for suspended street lights
CA297729A (en) Roadway traffic indicating means
CA294397A (en) Direction signalling device for vehicles
CA317535A (en) Illuminated highway signal
CA259983A (en) Highway lighting unit
CA289687A (en) Railway traffic control mechanism
CA296254A (en) Signalling device for vehicles
CA288079A (en) Light signal for railroads
AU134926A (en) Traffic controlling system
CA289531A (en) Railway traffic controlling apparatus