HK81794A - Battery level indicators - Google Patents

Battery level indicators

Info

Publication number
HK81794A
HK81794A HK81794A HK81794A HK81794A HK 81794 A HK81794 A HK 81794A HK 81794 A HK81794 A HK 81794A HK 81794 A HK81794 A HK 81794A HK 81794 A HK81794 A HK 81794A
Authority
HK
Hong Kong
Prior art keywords
battery level
level indicators
indicators
battery
level
Prior art date
Application number
HK81794A
Other languages
English (en)
Inventor
Tsutomu Mikami
Masaaki Kojima
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Publication of HK81794A publication Critical patent/HK81794A/xx

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]
    • G01R31/3644—Constructional arrangements
    • G01R31/3648—Constructional arrangements comprising digital calculation means, e.g. for performing an algorithm
    • 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]
    • G01R31/382—Arrangements for monitoring battery or accumulator variables, e.g. SoC
    • G01R31/3842—Arrangements for monitoring battery or accumulator variables, e.g. SoC combining voltage and current measurements
    • 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]
    • G01R31/367—Software therefor, e.g. for battery testing using modelling or look-up tables
    • 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
    • Y10S320/19—Charger status, e.g. voltmeter

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Tests Of Electric Status Of Batteries (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Power Sources (AREA)
HK81794A 1986-05-21 1994-08-11 Battery level indicators HK81794A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61116819A JP2512711B2 (ja) 1986-05-21 1986-05-21 電子機器

Publications (1)

Publication Number Publication Date
HK81794A true HK81794A (en) 1994-08-19

Family

ID=14696415

Family Applications (1)

Application Number Title Priority Date Filing Date
HK81794A HK81794A (en) 1986-05-21 1994-08-11 Battery level indicators

Country Status (5)

Country Link
US (1) US4800336A (xx)
JP (1) JP2512711B2 (xx)
KR (1) KR960013759B1 (xx)
GB (1) GB2190755B (xx)
HK (1) HK81794A (xx)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4876632A (en) * 1988-02-10 1989-10-24 Tekna, Inc. Flashlight with battery life indicator module
JPH0799384B2 (ja) * 1988-09-13 1995-10-25 日本電気株式会社 電池残量表示装置
JPH0368879A (ja) * 1989-08-08 1991-03-25 Sharp Corp 電子機器
US6377028B1 (en) 1990-10-23 2002-04-23 Texas Instruments Incorporated System for charging monitoring batteries for a microprocessor based method
US5432429A (en) * 1990-10-23 1995-07-11 Benchmarq Microelectronics, Inc. System for charging/monitoring batteries for a microprocessor based system
US5117173A (en) * 1991-02-22 1992-05-26 Motorola, Inc. Integrated battery cycle counter
JPH04334874A (ja) * 1991-05-13 1992-11-20 Sony Corp 電池式受信機
US5440221A (en) * 1992-07-08 1995-08-08 Benchmarg Microelectronics, Inc. Method and apparatus for monitoring batttery capacity with charge control
US5357203A (en) * 1992-07-08 1994-10-18 Benchmarq Microelectronics, Inc. Battery monitoring circuit for operating with high battery discharge rates
US5284719A (en) * 1992-07-08 1994-02-08 Benchmarq Microelectronics, Inc. Method and apparatus for monitoring battery capacity
US5477129A (en) * 1993-11-22 1995-12-19 Ncr Corporation Charge level display method and apparatus for a battery of an electronic device
EP0743533A3 (en) * 1995-05-16 1997-04-16 Hewlett Packard Co Battery operated electronic device for information exchange with a battery mailbox
EP0743531A3 (en) * 1995-05-16 1997-04-23 Hewlett Packard Co Battery holder for exchanging information with a battery mailbox
US5625291A (en) * 1995-05-16 1997-04-29 Brink; Gregory D. System for exchanging information in a battery mailbox
EP0743532A3 (en) * 1995-05-16 1997-04-23 Hewlett Packard Co Battery with a battery mailbox for information exchange
US6137261A (en) * 1998-01-26 2000-10-24 Physio-Control Manufacturing Corporation Rechargeable battery maintenance and testing system
US6072299A (en) 1998-01-26 2000-06-06 Medtronic Physio-Control Manufacturing Corp. Smart battery with maintenance and testing functions
US6734678B2 (en) * 2001-03-20 2004-05-11 Integrated Power Components, Inc. Repair device for decorative light shunt
JP4767558B2 (ja) * 2005-03-07 2011-09-07 日立ビークルエナジー株式会社 電源装置用状態検知装置，電源装置及び電源装置に用いられる初期特性抽出装置
DE112008000686B4 (de) * 2007-03-15 2016-07-28 Milwaukee Electric Tool Corp. Rohrschneider
US8763257B2 (en) * 2007-03-15 2014-07-01 Milwaukee Electric Tool Corporation Pipe cutter
US8193771B2 (en) * 2008-05-22 2012-06-05 Nuwave Technologies, Inc. Battery tester
CN101937016A (zh) * 2009-06-29 2011-01-05 鸿富锦精密工业（深圳）有限公司 低电压提示装置
KR101235844B1 (ko) * 2012-07-16 2013-02-22 (주)씨에스이 가정용 및 차량용 겸용 진공포장기

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3880406A (en) * 1974-07-15 1975-04-29 Best Barricade Company Inc Plastic traffic barricade
US4021718A (en) * 1975-08-21 1977-05-03 General Electric Company Battery monitoring apparatus
JPS5421537A (en) * 1977-07-18 1979-02-17 Canon Kk Electronic device
US4180770A (en) * 1978-03-01 1979-12-25 Anderson Power Products, Inc. Method and apparatus for determining the capacity of lead acid storage batteries
DE2812874C2 (de) * 1978-03-23 1985-02-07 Accumulatorenfabrik Sonnenschein GmbH, 6470 Büdingen Verfahren zur Prüfung von Batterien und Vorrichtung zur Durchführung des Verfahrens
US4234840A (en) * 1979-04-13 1980-11-18 General Electric Company Battery state-of-charge indicator
JPS5628476A (en) * 1979-08-14 1981-03-20 Shin Kobe Electric Mach Co Ltd Remained capacity meter for storage battery
JPS57161569A (en) * 1981-03-30 1982-10-05 Japan Storage Battery Co Ltd Storage battery monitor device
DE3175769D1 (en) * 1981-08-26 1987-02-05 Caterpillar Ind Inc Battery voltage monitoring and indicating apparatus
FR2523728A1 (fr) * 1982-03-17 1983-09-23 Renault Procede et dispositif de mesure de l'etat de charge d'un generateur electrochimique en fonctionnement
US4520353A (en) * 1982-03-26 1985-05-28 Outboard Marine Corporation State of charge indicator
JPS5938670A (ja) * 1982-08-30 1984-03-02 Nissan Motor Co Ltd バツテリ−残存容量計
NL8204628A (nl) * 1982-11-30 1984-06-18 Philips Nv Inrichting voor het signaleren van een bepaalde laadtoestand van een accubatterij.
US4575680A (en) * 1983-04-18 1986-03-11 Gold Kenneth S Battery condition indicator and on-off relay circuit
JPS59220024A (ja) * 1983-05-25 1984-12-11 日本電池株式会社 蓄電池監視装置
WO1987006352A1 (fr) * 1986-04-09 1987-10-22 Müller Und Weigert Gmbh Multimetre

Also Published As

Publication number Publication date
GB2190755B (en) 1990-02-14
GB2190755A (en) 1987-11-25
US4800336A (en) 1989-01-24
GB8711841D0 (en) 1987-06-24
KR960013759B1 (ko) 1996-10-10
JP2512711B2 (ja) 1996-07-03
KR870011479A (ko) 1987-12-23
JPS62273471A (ja) 1987-11-27

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Legal Events

Date Code Title Description
PF Patent in force
PE Patent expired

Effective date: 20070518