Title:
ELECTRONIC APPARATUS
Document Type and Number:
Japanese Patent JPH08336241
Kind Code:
A
Abstract:
PURPOSE: To obtain an electronic apparatus employing a plurality of batteries as a power supply in which the residual capacity of battery can be detected accurately.
CONSTITUTION: Battery packs 1, 2 are connected, respectively, with a switch means comprising FETs 3, 4, and a switch means comprising FETs 5, 6. One switch means is normally turned on to feed power sequentially. When the residual capacity of battery is detected, the operating battery is switched temporarily to the other battery thus prolonging the driving time of battery.
Inventors:
TAKIZAWA YASUTOSHI
NAGAO KAZUNORI
IKEDA SHIGEO
NAGAO KAZUNORI
IKEDA SHIGEO
Application Number:
JP8363496A
Publication Date:
December 17, 1996
Filing Date:
April 05, 1996
Export Citation:
Assignee:
SEIKO EPSON CORP
International Classes:
H02J7/00; H01M10/48; H02J9/00; H02J9/06; (IPC1-7): H02J9/06; H01M10/48; H02J7/00; H02J9/00
Attorney, Agent or Firm:
Kisaburo Suzuki (1 outside)
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