Electricity: measuring and testing – Electrolyte properties – Using a battery testing device
Patent
1987-05-18
1989-01-24
Eisenzopf, Reinhard J.
Electricity: measuring and testing
Electrolyte properties
Using a battery testing device
320 48, G10N 2702
Patent
active
048003360
ABSTRACT:
A battery level indicator for use with an electronic apparatus so arranged as to display, on an indicator, a real time voltage level detected by a voltage detector, when a battery is applying power to the electronic apparatus, and to display on the indicator the latest voltage read from a memory when the battery is not applying power to the electronic apparatus, whereby the indicator indicates how much power the battery will be able to supply to such electronic apparatus.
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patent: 4380726 (1983-04-01), Sado et al.
patent: 4520353 (1985-05-01), McAuliffe
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patent: 4573126 (1986-02-01), Lefebvre et al.
patent: 4575680 (1986-03-01), Gold
Kojima Masaaki
Mikami Tsutomu
Eisenzopf Reinhard J.
Regan Maura K.
Sony Corporation
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