GB1314246A - Switching circuit for monitoring direct current circuits - Google Patents

Switching circuit for monitoring direct current circuits

Info

Publication number
GB1314246A
GB1314246A GB2932770A GB2932770A GB1314246A GB 1314246 A GB1314246 A GB 1314246A GB 2932770 A GB2932770 A GB 2932770A GB 2932770 A GB2932770 A GB 2932770A GB 1314246 A GB1314246 A GB 1314246A
Authority
GB
United Kingdom
Prior art keywords
circuit
transistor
resistor
diode
monitoring
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
GB2932770A
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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 DE19691930753 external-priority patent/DE1930753C/de
Application filed by Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of GB1314246A publication Critical patent/GB1314246A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Lighting Device Outwards From Vehicle And Optical Signal (AREA)
  • Alarm Systems (AREA)
  • Measurement Of Current Or Voltage (AREA)
GB2932770A 1969-06-18 1970-06-17 Switching circuit for monitoring direct current circuits Expired GB1314246A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19691930753 DE1930753C (de) 1969-06-18 Schaltanordnung zur Überwachung von Gleichstromkreisen

Publications (1)

Publication Number Publication Date
GB1314246A true GB1314246A (en) 1973-04-18

Family

ID=5737253

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2932770A Expired GB1314246A (en) 1969-06-18 1970-06-17 Switching circuit for monitoring direct current circuits

Country Status (7)

Country Link
US (1) US3604949A (de)
JP (1) JPS5228468Y1 (de)
AT (1) AT306544B (de)
FR (1) FR2040973A5 (de)
GB (1) GB1314246A (de)
NL (1) NL7008858A (de)
SE (1) SE356264B (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1374601A (en) * 1971-01-13 1974-11-20 Lucas Industries Ltd Direction indicating systems for road vehicles
US3719937A (en) * 1971-02-11 1973-03-06 Master Specialties Co Failure detection circuit
GB1436112A (en) * 1972-04-20 1976-05-19 Cav Ltd Direction indicator system for road vehicles
US3955174A (en) * 1972-04-20 1976-05-04 C.A.V. Limited Direction indicator system for road vehicles with trailer adapter means
US3988644A (en) * 1975-09-26 1976-10-26 Motorola, Inc. Current protection circuit
US4195281A (en) * 1977-03-21 1980-03-25 Essex Group, Inc. Lamp outage indicator circuit
FR2392574A2 (fr) * 1977-05-27 1978-12-22 Jaeger Detecteur de defaut de lampe, notamment pour vehicule automobile
US4214236A (en) * 1978-10-02 1980-07-22 The Bendix Corporation Driver circuit for an electrical load with capability for detecting a short in the load
GB2034948B (en) * 1978-11-13 1983-01-06 King G A Monitoring circuits more particularly for monitoring lamp circuits
FR2490842A1 (fr) * 1980-09-23 1982-03-26 Renix Electronique Sa Dispositif adaptateur electronique d'une prise diagnostic aux informations fournies par un circuit de commande electronique
US4641045A (en) * 1984-11-13 1987-02-03 American Standard Inc. Fail-safe one and only one signal checking circuit
US5057814A (en) * 1989-07-24 1991-10-15 Harley-Davidson, Inc. Electrical malfunction detection system
US6759851B2 (en) 2002-07-02 2004-07-06 Delphi Technologies, Inc. Method and apparatus for control and fault detection of an electric load circuit
US6960918B2 (en) * 2003-01-28 2005-11-01 Delphi Technologies, Inc. Method and apparatus for control and fault detection of a remote electrical motor

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3103617A (en) * 1958-05-06 1963-09-10 Burroughs Corp Voltage regulation with temperature compensation
US3428943A (en) * 1966-01-10 1969-02-18 Bendix Corp Automobile turn signal with lamp failure indicator

Also Published As

Publication number Publication date
US3604949A (en) 1971-09-14
SE356264B (de) 1973-05-21
AT306544B (de) 1973-04-10
FR2040973A5 (de) 1971-01-22
NL7008858A (de) 1970-12-22
DE1930753B2 (de) 1972-01-27
JPS5228468Y1 (de) 1977-06-28
DE1930753A1 (de) 1971-01-14

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee