Electric power unit and power transmitting unit for electric vehicles
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United States of America Patent
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Dec 29, 1998
Issued Date -
N/A
app pub date -
Mar 24, 1997
filing date -
Sep 7, 1994
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An electric power apparatus and a power transmitting apparatus of an electric vehicle are each constructed as a unit structure to improve the overall range and reliability of the electric vehicle. In the electric vehicle including, as a power system, a battery power supply, a motor, and a controller for controlling rotation of the motor, an electric power unit comprises a plurality of storage cells making up the battery power supply, a case housing the storage cells, a motor driving circuit and a charger both mounted on the case, a plate substrate covering the storage cells, and sockets for connecting respective terminals of the storage cells, the motor driving circuit and the charger. Also, in the electric vehicle including, as a driving system, a motor, a clutch, a transmission, and a power transmitting mechanism, a power transmitting unit comprises an automatic multiple-speed clutch transmission including a dog clutch, and the dog clutch comprises a clutch movable portion including a permanent magnet, and a clutch driving portion including excitation coils.
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