Electricity: battery or capacitor charging or discharging – Battery or cell discharging – With charging
Patent
1998-03-16
2000-10-17
Wong, Peter S.
Electricity: battery or capacitor charging or discharging
Battery or cell discharging
With charging
320134, 320136, 320106, 340636, 324427, H02J 700, G01R 2704
Patent
active
061337110
ABSTRACT:
A charging device includes a charging circuit for performing a charging action on a secondary battery, a power supplying circuit for supplying power to a load device connected to the charging device, a mode change-over circuit for selection from between a charge mode in which the charging action on the secondary battery is performed and a discharge mode in which power is supplied to the load device, and a control circuit for, when the charge mode is selected by the mode change-over circuit, causing the charging circuit to perform the charging action on the secondary battery and for, when the discharge mode is selected by the mode change-over circuit, causing the power supplying circuit to supply power from the secondary battery to the load device in a state in which the secondary battery is mounted on the charging device.
REFERENCES:
patent: 3886426 (1975-05-01), Daggett
patent: 4064447 (1977-12-01), Edgell et al.
patent: 5218284 (1993-06-01), Burns et al.
patent: 5341084 (1994-08-01), Gotoh et al.
patent: 5406266 (1995-04-01), Mino et al.
patent: 5557188 (1996-09-01), Piercey
patent: 5652499 (1997-07-01), Morita et al.
Fukushima Akira
Hayashi Isao
Narasawa Takashi
Nishikawa Tsutomu
Canon Kabushiki Kaisha
Toatley , Jr. Gregory J.
Wong Peter S.
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