GB1400391A - Battercy discharge indicators - Google Patents

Battercy discharge indicators

Info

Publication number
GB1400391A
GB1400391A GB2753171A GB2753171A GB1400391A GB 1400391 A GB1400391 A GB 1400391A GB 2753171 A GB2753171 A GB 2753171A GB 2753171 A GB2753171 A GB 2753171A GB 1400391 A GB1400391 A GB 1400391A
Authority
GB
United Kingdom
Prior art keywords
battery
fraction
voltage
battery voltage
current
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
GB2753171A
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.)
Sevcon Ltd
Original Assignee
Sevcon Ltd
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 Sevcon Ltd filed Critical Sevcon Ltd
Priority to GB2753171A priority Critical patent/GB1400391A/en
Priority to US00260402A priority patent/US3786342A/en
Priority to FR7220704A priority patent/FR2140588B3/fr
Priority to DE19722228211 priority patent/DE2228211A1/de
Publication of GB1400391A publication Critical patent/GB1400391A/en
Expired legal-status Critical Current

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
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50—Current conducting connections for cells or batteries
    • H01M50/569—Constructional details of current conducting connections for detecting conditions inside cells or batteries, e.g. details of voltage sensing terminals
    • 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

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Tests Of Electric Status Of Batteries (AREA)
GB2753171A 1971-06-11 1971-06-11 Battercy discharge indicators Expired GB1400391A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
GB2753171A GB1400391A (en) 1971-06-11 1971-06-11 Battercy discharge indicators
US00260402A US3786342A (en) 1971-06-11 1972-06-07 Battery discharge indicators
FR7220704A FR2140588B3 (enExample) 1971-06-11 1972-06-08
DE19722228211 DE2228211A1 (de) 1971-06-11 1972-06-09 Anzeigevorrichtung für den Entladezustand einer Batterie

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2753171A GB1400391A (en) 1971-06-11 1971-06-11 Battercy discharge indicators

Publications (1)

Publication Number Publication Date
GB1400391A true GB1400391A (en) 1975-07-16

Family

ID=10261097

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2753171A Expired GB1400391A (en) 1971-06-11 1971-06-11 Battercy discharge indicators

Country Status (4)

Country Link
US (1) US3786342A (enExample)
DE (1) DE2228211A1 (enExample)
FR (1) FR2140588B3 (enExample)
GB (1) GB1400391A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4290109A (en) 1978-04-10 1981-09-15 Nippondenso Co., Ltd. Electric monitoring method and apparatus for electric system of automotive vehicle

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
CA1019077A (en) * 1974-01-07 1977-10-11 Wilbur L. Ogden Fire detector
DE2408041C2 (de) * 1974-02-20 1982-09-09 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Schaltungsanordnung zur Anzeige des zulässigen Entladezustandes einer Batterie
US4003044A (en) * 1974-09-30 1977-01-11 Wolsk Associates, Ltd. Alarm device having an oscillator
DE2446958B2 (de) * 1974-10-02 1976-10-21 Se Fahrzeugwerke Gmbh, 2000 Hamburg Geraet zum ueberwachen des entladezustands einer batterie, seine anwendung und messverfahren
US4021718A (en) * 1975-08-21 1977-05-03 General Electric Company Battery monitoring apparatus
US4067000A (en) * 1976-05-28 1978-01-03 Rca Corporation Remote control transmitter with an audible battery life indicator
US4086525A (en) * 1976-12-28 1978-04-25 General Electric Company Circuit for preventing overdischarge of a battery
US4208656A (en) * 1978-06-12 1980-06-17 Littwin Arthur K Battery lift magnet control
US4432041A (en) * 1982-12-27 1984-02-14 Firex Corporation Smoke penetrating emergency light
DE3532044A1 (de) * 1985-09-09 1987-03-19 Vdo Schindling Polklemme
US4743831A (en) * 1986-09-12 1988-05-10 Troxler Electronic Laboratories, Inc. Apparatus and method for indicating remaining battery life in a battery powered device
JP4356708B2 (ja) * 2006-06-23 2009-11-04 トヨタ自動車株式会社 電源システムおよびそれを備える車両

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2946955A (en) * 1953-08-31 1960-07-26 Siemens Ag Measuring apparatus comprising a magnetic field-responsive resistor as a condition-responsive element
DE1089864B (de) * 1959-07-22 1960-09-29 Siemens Ag Kommandogeraet zur UEberwachung elektrischer Stromkreise
US3199026A (en) * 1961-05-01 1965-08-03 Gen Precision Inc D.-c. clamp-on meter including a hall plate flux detector
US3349386A (en) * 1965-03-02 1967-10-24 Electric Storage Battery Co Battery discharge indicator
GB1136083A (en) * 1965-03-11 1968-12-11 Eaton Yale & Towne A circuit for indicating when a battery is discharged

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4290109A (en) 1978-04-10 1981-09-15 Nippondenso Co., Ltd. Electric monitoring method and apparatus for electric system of automotive vehicle

Also Published As

Publication number Publication date
FR2140588B3 (enExample) 1975-08-08
FR2140588A1 (enExample) 1973-01-19
DE2228211A1 (de) 1972-12-21
US3786342A (en) 1974-01-15

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees