CA967237A - Cordless electrical appliances - Google Patents

Cordless electrical appliances

Info

Publication number
CA967237A
CA967237A CA156,622A CA156622A CA967237A CA 967237 A CA967237 A CA 967237A CA 156622 A CA156622 A CA 156622A CA 967237 A CA967237 A CA 967237A
Authority
CA
Canada
Prior art keywords
electrical appliances
cordless electrical
cordless
appliances
electrical
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
CA156,622A
Other versions
CA156622S (en
Inventor
Colin P. Johnson
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.)
Tower Housewares Ltd
Original Assignee
Tower Housewares 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 Tower Housewares Ltd filed Critical Tower Housewares Ltd
Application granted granted Critical
Publication of CA967237A publication Critical patent/CA967237A/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
    • H01M10/4207—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells for several batteries or cells simultaneously or sequentially
    • 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
    • H02J5/00—Circuit arrangements for transfer of electric power between ac networks and dc networks
    • 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
    • H02J7/02—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from ac mains by converters
    • 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)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Secondary Cells (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
CA156,622A 1971-11-17 1972-11-16 Cordless electrical appliances Expired CA967237A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5338571A GB1395508A (en) 1971-11-17 1971-11-17 Battery-powered electrical apparatus

Publications (1)

Publication Number Publication Date
CA967237A true CA967237A (en) 1975-05-06

Family

ID=10467615

Family Applications (1)

Application Number Title Priority Date Filing Date
CA156,622A Expired CA967237A (en) 1971-11-17 1972-11-16 Cordless electrical appliances

Country Status (8)

Country Link
JP (1) JPS4861948A (en)
CA (1) CA967237A (en)
DE (1) DE2256031A1 (en)
FR (1) FR2160642B3 (en)
GB (1) GB1395508A (en)
IT (1) IT973612B (en)
SE (1) SE382290B (en)
ZA (1) ZA728155B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4009402A1 (en) * 1990-03-23 1991-09-26 Hilti Ag Battery-powdered machine tool with two-pole switch

Also Published As

Publication number Publication date
SE382290B (en) 1976-01-19
FR2160642B3 (en) 1976-01-09
FR2160642A1 (en) 1973-06-29
GB1395508A (en) 1975-05-29
IT973612B (en) 1974-06-10
ZA728155B (en) 1974-02-27
DE2256031A1 (en) 1973-05-24
JPS4861948A (en) 1973-08-30

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