Title:
BATTERY PACK CHARGER AND DC POWER SUPPLY UNIT
Document Type and Number:
Japanese Patent JP2003116230
Kind Code:
A
Abstract:
To reduce power consumption on standby.
An output is stopped by detecting a non-fitting condition of a battery pack B1 or a DC output cord PWC with a battery pack detection switch S2 and a connection detection switch S4. At the same time, the operation of a charging control circuit 15 is stopped, and a light emitting diode D1 indicating that a DC is ready on outputting is turned off by opening a control power switch S3 or a switch S5 for display.
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Inventors:
KONNO YOSHIHIRO
KOBAYASHI MICHIHITO
KOBAYASHI MICHIHITO
Application Number:
JP2001308082A
Publication Date:
April 18, 2003
Filing Date:
October 03, 2001
Export Citation:
Assignee:
SONY CORP
International Classes:
H02J7/02; H01M2/10; H01M10/44; (IPC1-7): H02J7/02; H01M2/10; H01M10/44
Attorney, Agent or Firm:
Akira Koike (2 outside)