HK96989A - Battery voltage monitoring and indicating apparatus - Google Patents

Battery voltage monitoring and indicating apparatus

Info

Publication number
HK96989A
HK96989A HK969/89A HK96989A HK96989A HK 96989 A HK96989 A HK 96989A HK 969/89 A HK969/89 A HK 969/89A HK 96989 A HK96989 A HK 96989A HK 96989 A HK96989 A HK 96989A
Authority
HK
Hong Kong
Prior art keywords
battery voltage
voltage monitoring
indicating apparatus
indicating
monitoring
Prior art date
Application number
HK969/89A
Other languages
English (en)
Inventor
Grant C Melocik
Steven E Blight
Original Assignee
Caterpillar Ind 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 Caterpillar Ind Inc filed Critical Caterpillar Ind Inc
Publication of HK96989A publication Critical patent/HK96989A/xx

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
    • G01R19/16533—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application
    • G01R19/16538—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application in AC or DC supplies
    • G01R19/16542—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application in AC or DC supplies for batteries
    • 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
    • G01R31/3648—Constructional arrangements comprising digital calculation means, e.g. for performing an algorithm

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Tests Of Electric Status Of Batteries (AREA)
HK969/89A 1981-08-26 1989-12-07 Battery voltage monitoring and indicating apparatus HK96989A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US1981/001152 WO1983000740A1 (en) 1981-08-26 1981-08-26 Battery voltage monitoring and indicating apparatus

Publications (1)

Publication Number Publication Date
HK96989A true HK96989A (en) 1989-12-15

Family

ID=22161397

Family Applications (1)

Application Number Title Priority Date Filing Date
HK969/89A HK96989A (en) 1981-08-26 1989-12-07 Battery voltage monitoring and indicating apparatus

Country Status (7)

Country Link
EP (1) EP0086778B1 (es)
JP (1) JPS58501392A (es)
DE (1) DE3175769D1 (es)
ES (1) ES515228A0 (es)
HK (1) HK96989A (es)
SG (1) SG64289G (es)
WO (1) WO1983000740A1 (es)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2512711B2 (ja) * 1986-05-21 1996-07-03 ソニー株式会社 電子機器
GB2218815B (en) * 1988-05-13 1993-01-27 Protech Instr And Systems Ltd Calibration of signal conditioning equipment
GB2261958A (en) * 1991-11-21 1993-06-02 Chloride Silent Power Ltd Monitoring the voltage of a dc supply
US5451881A (en) * 1993-12-10 1995-09-19 Curtis Instruments, Inc. Method and means for adjusting battery monitor based on rate of current drawn from the battery
US6133709A (en) * 1997-01-21 2000-10-17 Metrixx Limited Signalling system
WO1998032181A2 (en) * 1997-01-21 1998-07-23 Metrixx Limited Signalling system

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4314702Y1 (es) * 1967-02-13 1968-06-20
JPS4514775Y1 (es) * 1967-02-16 1970-06-22
GB1432318A (en) * 1973-07-04 1976-04-14 Vdo Schindling Apparatus for determining the state of charge of accumulator
AT331357B (de) * 1974-01-11 1976-08-25 Jungfer Akkumulatoren Elektrische anzeigevorrichtung fur den ladezustand einer sekundarbatterie
DE2446958B2 (de) * 1974-10-02 1976-10-21 Se Fahrzeugwerke Gmbh, 2000 Hamburg Geraet zum ueberwachen des entladezustands einer batterie, seine anwendung und messverfahren
DE2610536C2 (de) * 1976-03-12 1979-07-26 Siemens Ag, 1000 Berlin Und 8000 Muenchen Verfahren zur Feststellung des Erhaltungs- und Ladezustandes von Blei-Akkumulatoren sowie Schaltungsanordnung zur Durchführung des Verfahrens
US4193026A (en) * 1976-04-18 1980-03-11 Curtis Instruments, Inc. Method and apparatus for measuring the state of charge of a battery by monitoring reductions in voltage
US4096434A (en) * 1976-12-27 1978-06-20 A.W. Sperry Instruments, Inc. Automatic range selector for volt-ammeter instrument
US4180770A (en) * 1978-03-01 1979-12-25 Anderson Power Products, Inc. Method and apparatus for determining the capacity of lead acid storage batteries
JPS55112262U (es) * 1979-02-01 1980-08-07
US4217645A (en) * 1979-04-25 1980-08-12 Barry George H Battery monitoring system

Also Published As

Publication number Publication date
EP0086778A1 (en) 1983-08-31
ES8401265A1 (es) 1983-12-01
WO1983000740A1 (en) 1983-03-03
DE3175769D1 (en) 1987-02-05
EP0086778B1 (en) 1986-12-30
EP0086778A4 (en) 1984-06-19
ES515228A0 (es) 1983-12-01
SG64289G (en) 1990-01-26
JPS58501392A (ja) 1983-08-18

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