IC controlled DC motor
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United States of America Patent
Stats
-
Oct 18, 1994
Grant Date -
N/A
app pub date -
Jan 22, 1993
filing date -
Jan 24, 1992
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A DC motor having a housing, a hub member rotatably supported by the housing, a flexible printed circuit board fixedly mounted on the housing, and an IC chip mounted on the flexible printed circuit board and located facing a recess formed in the housing. The hub member has a shaft rotatably supported by a bearing within the recess. The flexible printed circuit board has a metal layer for mounting the IC chip, the metal layer being isolated from a wiring pattern formed on the printed circuit board. The wiring pattern on the flexible printed circuit board is directly connected to a connection pin connected to the motor wiring.
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