GB1136083A - A circuit for indicating when a battery is discharged - Google Patents

A circuit for indicating when a battery is discharged

Info

Publication number
GB1136083A
GB1136083A GB10333/65A GB1033365A GB1136083A GB 1136083 A GB1136083 A GB 1136083A GB 10333/65 A GB10333/65 A GB 10333/65A GB 1033365 A GB1033365 A GB 1033365A GB 1136083 A GB1136083 A GB 1136083A
Authority
GB
United Kingdom
Prior art keywords
discharged
battery
indicating
circuit
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
GB10333/65A
Other languages
English (en)
Inventor
David Clifford Tedd
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.)
Eaton Corp
Original Assignee
Eaton Yale and Towne Inc
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 Eaton Yale and Towne Inc filed Critical Eaton Yale and Towne Inc
Priority to GB10333/65A priority Critical patent/GB1136083A/en
Priority to DE19661596050 priority patent/DE1596050B2/de
Priority to US532969A priority patent/US3447060A/en
Publication of GB1136083A publication Critical patent/GB1136083A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
    • G01R31/3644—Constructional arrangements
    • G01R31/3646—Constructional arrangements for indicating electrical conditions or variables, e.g. visual or audible indicators
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S320/00—Electricity: battery or capacitor charging or discharging
    • Y10S320/18—Indicator or display
    • Y10S320/21—State of charge of battery

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
  • Forklifts And Lifting Vehicles (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Direct Current Feeding And Distribution (AREA)
  • Tests Of Electric Status Of Batteries (AREA)
GB10333/65A 1965-03-11 1965-03-11 A circuit for indicating when a battery is discharged Expired GB1136083A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB10333/65A GB1136083A (en) 1965-03-11 1965-03-11 A circuit for indicating when a battery is discharged
DE19661596050 DE1596050B2 (de) 1965-03-11 1966-03-09 Schaltungsanordnung zur bestimmung des entladezustandes einer akkumulatoren batterie
US532969A US3447060A (en) 1965-03-11 1966-03-09 Circuit for indicating when a battery is discharged

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB10333/65A GB1136083A (en) 1965-03-11 1965-03-11 A circuit for indicating when a battery is discharged

Publications (1)

Publication Number Publication Date
GB1136083A true GB1136083A (en) 1968-12-11

Family

ID=9965925

Family Applications (1)

Application Number Title Priority Date Filing Date
GB10333/65A Expired GB1136083A (en) 1965-03-11 1965-03-11 A circuit for indicating when a battery is discharged

Country Status (3)

Country Link
US (1) US3447060A (de)
DE (1) DE1596050B2 (de)
GB (1) GB1136083A (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1996011817A2 (en) * 1994-10-05 1996-04-25 Intra Development A/S Motor vehicle battery circuit comprising monitoring of discharge and recharge current

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3522481A (en) * 1968-03-01 1970-08-04 Kw Battery Co Storage battery protective device
US3568175A (en) * 1968-03-14 1971-03-02 Towmotor Corp Protective monitoring circuit for a vehicle battery
US3576488A (en) * 1968-06-25 1971-04-27 Esb Inc Battery discharge indicator and control circuit
US3648145A (en) * 1970-05-08 1972-03-07 Singer Co Undervoltage protection device
GB1400391A (en) * 1971-06-11 1975-07-16 Sevcon Ltd Battercy discharge indicators
US3771012A (en) * 1972-05-24 1973-11-06 Gen Electric Battery protective circuit for emergency lighting systems
US3811121A (en) * 1972-06-23 1974-05-14 Baker Ind Inc Supervised battery power supply
DE2400396B2 (de) * 1974-01-05 1977-05-05 Ellenberger & Poensgen Gmbh, 8503 Altdorf Schaltvorrichtung zum schutze eines von akkumulatoren gespeisten gleichstromkreises - insbesondere fuer ein kraftfahrzeug mit elektroantrieb
DE2408041C2 (de) * 1974-02-20 1982-09-09 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Schaltungsanordnung zur Anzeige des zulässigen Entladezustandes einer Batterie
DE2446958B2 (de) * 1974-10-02 1976-10-21 Se Fahrzeugwerke Gmbh, 2000 Hamburg Geraet zum ueberwachen des entladezustands einer batterie, seine anwendung und messverfahren
CA1049614A (en) * 1975-01-03 1979-02-27 Eugene P. Finger Method and apparatus for measuring the state of charge of a battery by monitoring reductions in voltage
US4342953A (en) * 1980-05-02 1982-08-03 Nicholl Brothers, Inc. Battery protection circuit
US4388618A (en) * 1981-01-07 1983-06-14 Curtis Instruments, Inc. Battery state of charge indicator operating on bidirectional integrations of terminal voltage
US4493001A (en) * 1983-11-10 1985-01-08 General Motors Corporation Motor vehicle battery rundown protection system
DE9302801U1 (de) 1993-02-26 1993-12-09 Helix Solarelektronik GmbH, 89081 Ulm Vorrichtung zum Schutz von Akkumulatoren vor zu tiefer Entladung mit variabler Entladeendspannung

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3307101A (en) * 1962-12-10 1967-02-28 Motorola Inc Storage battery condition indicator with temperature and load current compensation
US3343036A (en) * 1964-12-17 1967-09-19 Gen Electric Static undervoltage circuit

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1996011817A2 (en) * 1994-10-05 1996-04-25 Intra Development A/S Motor vehicle battery circuit comprising monitoring of discharge and recharge current
WO1996011817A3 (en) * 1994-10-05 1996-07-25 Intra Dev As Motor vehicle battery circuit comprising monitoring of discharge and recharge current

Also Published As

Publication number Publication date
DE1596050A1 (de) 1969-12-18
DE1596050B2 (de) 1971-08-15
US3447060A (en) 1969-05-27

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