Electric source control device of internal combustion engine drive vehicle
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Sep 17, 1996
Grant Date -
N/A
app pub date -
Aug 2, 1995
filing date -
Oct 13, 1993
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The electric source control device of an internal combustion engine drive vehicle according to the present invention is characterized in that it consists of a primary battery (1) and a secondary battery (2) which are mounted on the internal combustion engine drive vehicle, which are provided with a common terminal (3) of (+) polarity and two independent terminals (4, 5) of (-) polarity and which supply an engine starter and loads with electricity, and a control circuit in which when an engine switch (9) is not connected with the starting point the terminal (4) of (-) polarity of the primary battery (1) is disconnected from that (5) of the secondary battery (2) to make only one of both the batteries and in which when the engine switch (9) is connected with the starting point both the batteries (1, 2) supply the engine starter (6) and the loads in parallel with electricity, either of the terminals (4, 5) of (-) polarity of both the batteries (1, 2) being connected with the terminals of (+) polarity of the engine starter and the loads alternately.
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