FR700174A - Arrangement for triggering traffic signals at street crossings by means of two contact ties in the vehicle lane - Google Patents

Arrangement for triggering traffic signals at street crossings by means of two contact ties in the vehicle lane

Info

Publication number
FR700174A
FR700174A FR700174DA FR700174A FR 700174 A FR700174 A FR 700174A FR 700174D A FR700174D A FR 700174DA FR 700174 A FR700174 A FR 700174A
Authority
FR
France
Prior art keywords
arrangement
traffic signals
vehicle lane
street crossings
triggering 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
Application number
Other languages
French (fr)
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.)
STERNBERG TRAFFIC AUTOMATEN CO
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
Application filed by STERNBERG TRAFFIC AUTOMATEN CO filed Critical STERNBERG TRAFFIC AUTOMATEN CO
Application granted granted Critical
Publication of FR700174A publication Critical patent/FR700174A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/01—Detecting movement of traffic to be counted or controlled
    • G08G1/02—Detecting movement of traffic to be counted or controlled using treadles built into the road

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR700174D 1929-08-07 1930-08-07 Arrangement for triggering traffic signals at street crossings by means of two contact ties in the vehicle lane Expired FR700174A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE700174X 1929-08-07

Publications (1)

Publication Number Publication Date
FR700174A true FR700174A (en) 1931-02-25

Family

ID=6608841

Family Applications (1)

Application Number Title Priority Date Filing Date
FR700174D Expired FR700174A (en) 1929-08-07 1930-08-07 Arrangement for triggering traffic signals at street crossings by means of two contact ties in the vehicle lane

Country Status (4)

Country Link
BE (1) BE372488A (en)
ES (1) ES119291A1 (en)
FR (1) FR700174A (en)
NL (1) NL26489C (en)

Also Published As

Publication number Publication date
BE372488A (en)
NL26489C (en)
ES119291A1 (en) 1930-11-01

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