GB1353685A - Supervisory circuits - Google Patents

Supervisory circuits

Info

Publication number
GB1353685A
GB1353685A GB1723971A GB1723971A GB1353685A GB 1353685 A GB1353685 A GB 1353685A GB 1723971 A GB1723971 A GB 1723971A GB 1723971 A GB1723971 A GB 1723971A GB 1353685 A GB1353685 A GB 1353685A
Authority
GB
United Kingdom
Prior art keywords
amplifier
resistor
contacts
load
voltage
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
GB1723971A
Other languages
English (en)
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.)
Philips Electronics UK Ltd
Original Assignee
Philips Electronic and Associated Industries 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 Philips Electronic and Associated Industries Ltd filed Critical Philips Electronic and Associated Industries Ltd
Publication of GB1353685A publication Critical patent/GB1353685A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B39/00—Circuit arrangements or apparatus for operating incandescent light sources
    • H05B39/09—Circuit arrangements or apparatus for operating incandescent light sources in which the lamp is fed by pulses
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q11/00—Arrangement of monitoring devices for devices provided for in groups B60Q1/00 - B60Q9/00
    • B60Q11/005—Arrangement of monitoring devices for devices provided for in groups B60Q1/00 - B60Q9/00 for lighting devices, e.g. indicating if lamps are burning or not
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q11/00—Arrangement of monitoring devices for devices provided for in groups B60Q1/00 - B60Q9/00
    • B60Q11/005—Arrangement of monitoring devices for devices provided for in groups B60Q1/00 - B60Q9/00 for lighting devices, e.g. indicating if lamps are burning or not
    • B60Q11/007—Arrangement of monitoring devices for devices provided for in groups B60Q1/00 - B60Q9/00 for lighting devices, e.g. indicating if lamps are burning or not the lighting devices indicating change of drive direction

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Lighting Device Outwards From Vehicle And Optical Signal (AREA)
GB1723971A 1970-05-29 1971-05-26 Supervisory circuits Expired GB1353685A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702026315 DE2026315B2 (de) 1970-05-29 1970-05-29 Ueberwachungsschaltung

Publications (1)

Publication Number Publication Date
GB1353685A true GB1353685A (en) 1974-05-22

Family

ID=5772455

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1723971A Expired GB1353685A (en) 1970-05-29 1971-05-26 Supervisory circuits

Country Status (4)

Country Link
DE (1) DE2026315B2 (cg-RX-API-DMAC7.html)
FR (1) FR2090372B1 (cg-RX-API-DMAC7.html)
GB (1) GB1353685A (cg-RX-API-DMAC7.html)
NL (1) NL7107096A (cg-RX-API-DMAC7.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110552304A (zh) * 2019-10-10 2019-12-10 徐州徐工环境技术有限公司 一种道路清扫车辆线路安全保护装置

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS605090B2 (ja) * 1977-12-01 1985-02-08 株式会社デンソー 車両用点滅装置
FR2424582A1 (fr) * 1978-04-28 1979-11-23 Radiotechnique Compelec Procede et dispositif de changement de frequence d'une alimentation periodique d'un element d'impedance en cas de modification de cette impedance
FR2458199A1 (fr) * 1979-06-01 1980-12-26 Compteurs E D Circuit pour detecter un defaut de lampe
DE3112038C2 (de) * 1980-03-27 1986-07-03 Nippondenso Co., Ltd., Kariya, Aichi Richtungsgeberblinkschaltung für Zweiradfahrzeuge
JPH049228Y2 (cg-RX-API-DMAC7.html) * 1985-06-04 1992-03-09

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1052710A (en) * 1965-08-13 1966-12-30 Standard Teleph And Cabl Ltd Electrical switching arrangement
FR1452310A (fr) * 1965-10-09 1966-02-25 Bosch Gmbh Robert Installation de signalisation à feux clignotants
US3445810A (en) * 1966-05-27 1969-05-20 Daniel J Donohoo Alerting apparatus
DE1917985A1 (de) * 1969-04-09 1971-01-07 Philips Patentverwaltung Schaltungsanordnung zur UEberwachung periodisch ein- und ausschaltbarer gleichstromgespeister Verbraucher

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110552304A (zh) * 2019-10-10 2019-12-10 徐州徐工环境技术有限公司 一种道路清扫车辆线路安全保护装置

Also Published As

Publication number Publication date
DE2026315A1 (de) 1971-12-09
FR2090372A1 (cg-RX-API-DMAC7.html) 1972-01-14
FR2090372B1 (cg-RX-API-DMAC7.html) 1975-08-22
NL7107096A (cg-RX-API-DMAC7.html) 1971-12-01
DE2026315B2 (de) 1972-04-06

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees