DK44230C - Device for switching on Traffic signals at street intersections using Two sleepers laid down in the carriageway. - Google Patents

Device for switching on Traffic signals at street intersections using Two sleepers laid down in the carriageway.

Info

Publication number
DK44230C
DK44230C DK44230DA DK44230C DK 44230 C DK44230 C DK 44230C DK 44230D A DK44230D A DK 44230DA DK 44230 C DK44230 C DK 44230C
Authority
DK
Denmark
Prior art keywords
carriageway
switching
laid down
traffic signals
street intersections
Prior art date
Application number
Other languages
Danish (da)
Original Assignee
Sternberg Traffic Automaten Co
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
Priority claimed from DEST46246D external-priority patent/DE511864C/en
Application filed by Sternberg Traffic Automaten Co filed Critical Sternberg Traffic Automaten Co
Application granted granted Critical
Publication of DK44230C publication Critical patent/DK44230C/en

Links

DK44230D 1929-08-08 1930-08-06 Device for switching on Traffic signals at street intersections using Two sleepers laid down in the carriageway. DK44230C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEST46246D DE511864C (en) 1929-08-07 1929-08-08 Device for the automatic switching on of traffic signals at road crossings by means of two contact thresholds arranged one behind the other in the road transverse to the direction of travel

Publications (1)

Publication Number Publication Date
DK44230C true DK44230C (en) 1931-06-15

Family

ID=28798243

Family Applications (1)

Application Number Title Priority Date Filing Date
DK44230D DK44230C (en) 1929-08-08 1930-08-06 Device for switching on Traffic signals at street intersections using Two sleepers laid down in the carriageway.

Country Status (1)

Country Link
DK (1) DK44230C (en)

Similar Documents

Publication Publication Date Title
DK44230C (en) Device for switching on Traffic signals at street intersections using Two sleepers laid down in the carriageway.
DK44260C (en) Device for Crossing out of Level of a Waterway and a City Traffic Road.
DK44261C (en) Device for Crossing out of Level of a Waterway and a City Traffic Road.
FR700309A (en) Improvements in railway traffic control devices
FR703244A (en) Improvements in railway traffic control devices
FR686672A (en) Improvements to ties for reinforced concrete sleepers
DK58905C (en) Procedure for applying covering material on roads, sidewalks, courtyards and similar traffic lanes, especially in humid weather conditions.
FR678895A (en) Appropriate improvements to anti-glare devices for road traffic
FI14677A (en) Roads, streets, etc. concrete paver leveling device
FR601190A (en) Improvements in railway traffic control devices
FR583179A (en) Improvements to distribution devices on liquid binders roads
DK44363C (en) Procedure and device for paving roads or other surfaces with asphalt and sand or similar.
DK50475C (en) Signal device for Road crossings at single- and multi-track Lanes.
DK38410C (en) Bicycle Retention Device at Sidewalk Edges.
ES138393A1 (en) Asphalt paving procedure applicable to sidewalks, streets and roads.
BE367329A (en) Reinforced concrete device for roads and sidewalks
DK46998C (en) Pavement mass for Road Paving or other Purpose.
ES119291A1 (en) PROVISION TO CONNECT TRAFFIC SIGNALS AT ROADS OR STREETS CROSSINGS THROUGH TWO CROSS-CROSSES OF THE PASSAGE OR EMBARKATION
FR678673A (en) Road perfected in macadam and gravel linked to water, and method for its construction
FR674141A (en) Improvements to control or signaling devices for traffic in the streets
DK43146C (en) Device for Reducing Street Vibrations.
FR696044A (en) Improvements to paving slabs
FR671723A (en) Fast advertising process on asphalt roads
ES117658A1 (en) A preventive device for accidents on public roads, especially at intersections, crossings, level crossings and other points of great movement.
FR646936A (en) Pavement construction system using reinforced concrete slabs