Electric machine, electric machine system
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United States of America Patent
Stats
-
Jul 13, 2004
Grant Date -
N/A
app pub date -
May 22, 2002
filing date -
Nov 22, 1999
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An electric device (1) in which a driver (4) drives an electric motor (5) by use of electric power supplied from a power supply (2) having a rechargeable secondary battery, and a controller (3) monitors, manages, and controls the driver and the whole device, is provided with a portable device power supply (7) to which a portable device (10) is connectable and which supplies electric power supplied from the power supply (2) to the connected portable device (10) and a portable device interface means (16) for communicating information with the connected portable device (10).
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