Valve-timing control apparatus for internal combustion engine and power-feeding mechanism used in valve-timing control apparatus
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United States of America Patent
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Jun 5, 2018
Issued Date -
Jan 8, 2015
app pub date -
May 28, 2014
filing date -
Jul 4, 2013
priority date (Note) -
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status (Latency Note)
Importance
Abstract
A valve-timing control apparatus includes a motor housing formed with an accommodating space; a permanent magnet provided along an inner circumference of the accommodating space of the motor housing; a rotor configured to rotate relative to the permanent magnet; a transmitting mechanism configured to transmit a rotational force of the rotor to a cam shaft; a switching brush mounted on the motor housing and configured to switch an energization of coil; a power-feeding brush provided to one of the motor housing and a fixed member and configured to feed electric power to the switching brush; a slip ring provided to another of the motor housing and the fixed member and being in contact with the power-feeding brush; a pigtail harness connecting the power-feeding brush with a power-feeding terminal; and contact portions bending the pigtail harness at a plurality of spots of the pigtail harness by contact with the pigtail harness.
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