IT1062151B - PROCEDURE AND DEVICE FOR MEASURING THE CHARGE STATUS OF A BATTERY OF ACCUMULATORS - Google Patents

PROCEDURE AND DEVICE FOR MEASURING THE CHARGE STATUS OF A BATTERY OF ACCUMULATORS

Info

Publication number
IT1062151B
IT1062151B IT67003/76A IT6700376A IT1062151B IT 1062151 B IT1062151 B IT 1062151B IT 67003/76 A IT67003/76 A IT 67003/76A IT 6700376 A IT6700376 A IT 6700376A IT 1062151 B IT1062151 B IT 1062151B
Authority
IT
Italy
Prior art keywords
accumulators
battery
procedure
measuring
charge status
Prior art date
Application number
IT67003/76A
Other languages
Italian (it)
Original Assignee
Curtis Instr
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 US05/591,055 external-priority patent/US4017724A/en
Application filed by Curtis Instr filed Critical Curtis Instr
Application granted granted Critical
Publication of IT1062151B publication Critical patent/IT1062151B/en

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
    • G01R31/3646—Constructional arrangements for indicating electrical conditions or variables, e.g. visual or audible indicators

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Tests Of Electric Status Of Batteries (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
IT67003/76A 1975-01-03 1976-01-02 PROCEDURE AND DEVICE FOR MEASURING THE CHARGE STATUS OF A BATTERY OF ACCUMULATORS IT1062151B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US53846375A 1975-01-03 1975-01-03
US05/591,055 US4017724A (en) 1975-06-27 1975-06-27 Apparatus for measuring battery depletion by monitoring reductions in voltage

Publications (1)

Publication Number Publication Date
IT1062151B true IT1062151B (en) 1983-06-30

Family

ID=27065826

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67003/76A IT1062151B (en) 1975-01-03 1976-01-02 PROCEDURE AND DEVICE FOR MEASURING THE CHARGE STATUS OF A BATTERY OF ACCUMULATORS

Country Status (6)

Country Link
JP (1) JPS5193340A (en)
CA (1) CA1049614A (en)
DE (1) DE2558526C2 (en)
FR (1) FR2296945A1 (en)
GB (1) GB1537500A (en)
IT (1) IT1062151B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3706076A1 (en) * 1987-02-25 1988-09-08 Elektron Bremen METHOD AND DEVICE FOR MONITORING THE STANDBY STATE OF A BATTERY-OPERATED VEHICLE
US6252378B1 (en) * 2000-01-10 2001-06-26 Snap-On Technologies, Inc. Usage counter for portable jump-starting battery unit
DE102004056190B4 (en) * 2004-11-20 2013-12-19 Braun Gmbh Method for determining a state of charge of a rechargeable battery
US7496460B2 (en) 2006-09-06 2009-02-24 Eastway Fair Company Limited Energy source monitoring and control system for power tools
US11310879B1 (en) * 2021-02-05 2022-04-19 Monolithic Power Systems, Inc. Adaptive feedback control in LED driving circuits

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE648836C (en) * 1935-11-01 1937-08-09 Accumulatoren Fabrik Akt Ges Method for compensating the apparent internal resistance of the battery in the circuit for measuring the operating condition
GB1136083A (en) * 1965-03-11 1968-12-11 Eaton Yale & Towne A circuit for indicating when a battery is discharged
US3484681A (en) * 1967-10-27 1969-12-16 Grady Charles B Jun Remaining battery charge meter
DE2028117B2 (en) * 1969-06-12 1975-11-27 Ckd Praha, Oborovy Podnik, Prag Charge condition monitor and control for battery charger - stores earlier terminal volts value for comparison with later volts value
FR2209107B1 (en) * 1972-12-06 1977-12-23 Redresseurs Sta Benit
DE2321108B2 (en) * 1973-04-26 1976-06-16 Elektron Fabrik für physikalischtechnische Geräte Kerber & Co., 2800 Bremen DEVICE FOR MONITORING THE DISCHARGE STATE OF A BATTERY

Also Published As

Publication number Publication date
CA1049614A (en) 1979-02-27
GB1537500A (en) 1978-12-29
FR2296945A1 (en) 1976-07-30
DE2558526A1 (en) 1976-07-08
JPS5193340A (en) 1976-08-16
FR2296945B1 (en) 1981-02-13
DE2558526C2 (en) 1985-09-19

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Legal Events

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TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19950531