HK1021672A1 - Safety device for a portable battery-powered electric apparatus - Google Patents

Safety device for a portable battery-powered electric apparatus

Info

Publication number
HK1021672A1
HK1021672A1 HK00100363A HK00100363A HK1021672A1 HK 1021672 A1 HK1021672 A1 HK 1021672A1 HK 00100363 A HK00100363 A HK 00100363A HK 00100363 A HK00100363 A HK 00100363A HK 1021672 A1 HK1021672 A1 HK 1021672A1
Authority
HK
Hong Kong
Prior art keywords
safety device
electric apparatus
portable battery
powered electric
powered
Prior art date
Application number
HK00100363A
Other languages
English (en)
Inventor
Johan Mercke
Bjorn Frannhagen
Original Assignee
Ericsson Telefon Ab L M
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 SE9602613A external-priority patent/SE506757C2/sv
Application filed by Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Publication of HK1021672A1 publication Critical patent/HK1021672A1/xx

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
    • H02J7/0031—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits using battery or load disconnect circuits
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0068—Battery or charger load switching, e.g. concurrent charging and load supply
    • 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
    • Y10S320/13—Fault detection

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Secondary Cells (AREA)
  • Battery Mounting, Suspending (AREA)
  • Connection Of Batteries Or Terminals (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
HK00100363A 1996-07-02 2000-01-20 Safety device for a portable battery-powered electric apparatus HK1021672A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE9602613A SE506757C2 (sv) 1996-07-02 1996-07-02 Säkringsanordning för en portabel batteridriven elektrisk apparat
PCT/SE1997/001025 WO1998000899A1 (en) 1996-07-02 1997-06-12 Safety device for a portable battery-powered electric apparatus

Publications (1)

Publication Number Publication Date
HK1021672A1 true HK1021672A1 (en) 2000-06-23

Family

ID=20403246

Family Applications (1)

Application Number Title Priority Date Filing Date
HK00100363A HK1021672A1 (en) 1996-07-02 2000-01-20 Safety device for a portable battery-powered electric apparatus

Country Status (11)

Country Link
EP (1) EP0909475B1 (xx)
JP (1) JP2000513488A (xx)
KR (1) KR100351258B1 (xx)
CN (1) CN1089500C (xx)
AU (1) AU716752B2 (xx)
BR (1) BR9710023A (xx)
DE (1) DE69725141T2 (xx)
EE (1) EE03407B1 (xx)
HK (1) HK1021672A1 (xx)
MY (1) MY116916A (xx)
PL (1) PL183989B1 (xx)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090159354A1 (en) * 2007-12-25 2009-06-25 Wenfeng Jiang Battery system having interconnected battery packs each having multiple electrochemical storage cells

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4563628A (en) * 1982-10-12 1986-01-07 Baker Industries, Inc. Supervision system for monitoring the condition of a battery and a series-connected fuse
JPH0630505A (ja) * 1992-01-31 1994-02-04 Fuji Electric Co Ltd 電気自動車の電気システム
US5668462A (en) * 1995-05-08 1997-09-16 Telefonaktiebolaget Lm Ericsson Method and apparatus for controlling a charging current of a battery in a portable chargeable electronic unit

Also Published As

Publication number Publication date
CN1089500C (zh) 2002-08-21
AU716752B2 (en) 2000-03-02
PL183989B1 (pl) 2002-08-30
DE69725141T2 (de) 2004-07-08
EE03407B1 (et) 2001-04-16
BR9710023A (pt) 1999-08-10
EP0909475A1 (en) 1999-04-21
PL330932A1 (en) 1999-06-07
KR20000022147A (ko) 2000-04-25
KR100351258B1 (ko) 2002-12-28
EP0909475B1 (en) 2003-09-24
CN1224541A (zh) 1999-07-28
MY116916A (en) 2004-04-30
DE69725141D1 (de) 2003-10-30
EE9800445A (et) 1999-06-15
JP2000513488A (ja) 2000-10-10
AU3468497A (en) 1998-01-21

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Legal Events

Date Code Title Description
PF Patent in force
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20090612