GB1356718A - Battery with a state of charge warning device - Google Patents

Battery with a state of charge warning device

Info

Publication number
GB1356718A
GB1356718A GB4628472A GB4628472A GB1356718A GB 1356718 A GB1356718 A GB 1356718A GB 4628472 A GB4628472 A GB 4628472A GB 4628472 A GB4628472 A GB 4628472A GB 1356718 A GB1356718 A GB 1356718A
Authority
GB
United Kingdom
Prior art keywords
battery
float
charge
shank
oct
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
GB4628472A
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.)
Daimler Benz AG
Original Assignee
Daimler Benz AG
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 Daimler Benz AG filed Critical Daimler Benz AG
Publication of GB1356718A publication Critical patent/GB1356718A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
    • H01M10/484—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte for measuring electrolyte level, electrolyte density or electrolyte conductivity
    • 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
    • G01R31/3647—Constructional arrangements for determining the ability of a battery to perform a critical function, e.g. cranking
    • 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]
    • G01R31/392—Determining battery ageing or deterioration, e.g. state of health
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Secondary Cells (AREA)
  • Emergency Alarm Devices (AREA)
  • Tests Of Electric Status Of Batteries (AREA)
GB4628472A 1971-10-09 1972-10-06 Battery with a state of charge warning device Expired GB1356718A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712150477 DE2150477A1 (de) 1971-10-09 1971-10-09 Warneinrichtung zum anzeigen eines kritischen ladezustandes von starterbatterien bei fahrzeugen.-

Publications (1)

Publication Number Publication Date
GB1356718A true GB1356718A (en) 1974-06-12

Family

ID=5821952

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4628472A Expired GB1356718A (en) 1971-10-09 1972-10-06 Battery with a state of charge warning device

Country Status (5)

Country Link
US (1) US4061839A (https=)
DE (1) DE2150477A1 (https=)
FR (1) FR2156179B1 (https=)
GB (1) GB1356718A (https=)
IT (1) IT966197B (https=)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4329406A (en) * 1981-03-27 1982-05-11 Dahl Ernest A Specific gravity transducer and battery performance indicator
JPS59143936A (ja) * 1983-02-08 1984-08-17 Idemitsu Kosan Co Ltd 含水油剤の油分濃度の調節方法およびその装置
US5550474A (en) * 1985-05-03 1996-08-27 Dahl; Ernest A. Battery electrolyte-level and electrolyte-stratification sensing system
US5159272A (en) * 1988-07-27 1992-10-27 Gnb Incorporated Monitoring device for electric storage battery and configuration therefor
FR2663788A1 (fr) * 1990-06-22 1991-12-27 Leborgne Christian Accumulateur electrique a caisson transparent et indicateur flottant de niveau de liquide.
US5496658A (en) * 1994-07-25 1996-03-05 Exide Corporation Storage battery state-of-charge indicator
US6789421B2 (en) * 2002-01-11 2004-09-14 Hewlett-Packard Development Company, L.P. Density-based fuel indicator system for fuel cells
US9335241B2 (en) * 2013-10-11 2016-05-10 GM Global Technology Operations LLC Monitoring capsule configured for measuring a property of a fluid within a vessel

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1764254A (en) * 1925-10-23 1930-06-17 Francis L Freas Syringe hydrometer
US1832792A (en) * 1925-10-26 1931-11-17 Bosch Robert Device for determining the specific gravity of liquids
US1965837A (en) * 1930-12-06 1934-07-10 Howard B Herdeg Specific gravity and electrolyte level indicator for batteries
US2125219A (en) * 1936-11-18 1938-07-26 Bruce H Campbell Rheostat for an electrical battery indicator
US2310700A (en) * 1940-09-11 1943-02-09 Joie C Knight Battery charger
US2393717A (en) * 1944-06-16 1946-01-29 David M Speaker Electronic surgical metal body locator
US2524600A (en) * 1944-10-27 1950-10-03 Raymond Earl Apparatus for determining the specific gravity of fluids
US2580670A (en) * 1948-06-28 1952-01-01 Radio Frequency Lab Inc Metal detector
US2664011A (en) * 1949-02-18 1953-12-29 Prec Thermometer And Instr Com Liquid density measuring equipment
US3287175A (en) * 1963-10-10 1966-11-22 John B Teed Battery acid level indicator

Also Published As

Publication number Publication date
DE2150477A1 (de) 1973-04-12
IT966197B (it) 1974-02-11
US4061839A (en) 1977-12-06
FR2156179B1 (https=) 1978-03-03
FR2156179A1 (https=) 1973-05-25

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
746 Register noted 'licences of right' (sect. 46/1977)
PCNP Patent ceased through non-payment of renewal fee