(19)
(11) EP 1 559 154 A2

(12)

(88) Date of publication A3:
10.03.2005

(43) Date of publication:
03.08.2005 Bulletin 2005/31

(21) Application number: 03777983.2

(22) Date of filing: 27.10.2003
(51) International Patent Classification (IPC)7H01M 2/34, H01M 10/34, H01M 10/44, H01M 2/12, H01M 2/08
(86) International application number:
PCT/US2003/034363
(87) International publication number:
WO 2004/038831 (06.05.2004 Gazette 2004/19)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR
Designated Extension States:
AL LT LV MK

(30) Priority: 25.10.2002 US 421624 P

(71) Applicant: RAYOVAC CORPORATION
Madison, WI 53744-4960 (US)

(72) Inventors:
  • BUSHONG, William, C.
    Madison, WI 53705 (US)
  • CHEESEMAN, Paul
    Verona, WI 53593 (US)
  • DAVIDSON, Greg
    Oregon, WI 53575 (US)
  • KAUFMAN, Tom
    Middleton, WI 53562 (US)
  • MANK, Richard
    Madison, WI 53744 (US)
  • ROOT, Michael
    Little canada, MN 55117 (US)
  • ROSITCH, Aaron
    Edgerton, WI 53534 (US)
  • VU, Viet, H.
    Verona, WI 53593 (US)

(74) Representative: Price, Nigel John King 
J.A. KEMP & CO.14 South SquareGray's Inn
London WC1R 5JJ
London WC1R 5JJ (GB)

   


(54) METHOD AND APPARATUS FOR REGULATING CHARGING OF ELECTROCHEMICAL CELLS