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FR812133A - DC power supply device for vehicle detector - Google Patents

DC power supply device for vehicle detector

Info

Publication number
FR812133A
FR812133A FR812133DA FR812133A FR 812133 A FR812133 A FR 812133A FR 812133D A FR812133D A FR 812133DA FR 812133 A FR812133 A FR 812133A
Authority
FR
France
Prior art keywords
power supply
supply device
vehicle detector
detector
vehicle
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.)
AUTOMATIC ELECTRIC CO Ltd
Original Assignee
AUTOMATIC ELECTRIC CO Ltd
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 AUTOMATIC ELECTRIC CO Ltd filed Critical AUTOMATIC ELECTRIC CO Ltd
Application granted granted Critical
Publication of FR812133A publication Critical patent/FR812133A/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)
  • Emergency Protection Circuit Devices (AREA)
FR812133D 1935-09-10 1936-08-27 DC power supply device for vehicle detector Expired FR812133A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2518935A GB462547A (en) 1935-09-10 1935-09-10 Improvements in current supply arrangements for operating electromagnetic relays

Publications (1)

Publication Number Publication Date
FR812133A true FR812133A (en) 1937-04-30

Family

ID=10223676

Family Applications (1)

Application Number Title Priority Date Filing Date
FR812133D Expired FR812133A (en) 1935-09-10 1936-08-27 DC power supply device for vehicle detector

Country Status (2)

Country Link
FR (1) FR812133A (en)
GB (1) GB462547A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2421148A (en) * 1942-06-12 1947-05-27 Automatic Elect Lab Electromagnetic relay circuit

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114354090B (en) * 2021-12-24 2024-11-01 广东科陆智泊信息科技有限公司 Water seepage detection system and method for vehicle detector

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2421148A (en) * 1942-06-12 1947-05-27 Automatic Elect Lab Electromagnetic relay circuit

Also Published As

Publication number Publication date
GB462547A (en) 1937-03-10

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