Yoke unit, yoke unit manufacturing method, torque detection device, and electric power steering device
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United States of America Patent
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Jun 28, 2016
Grant Date -
Nov 27, 2014
app pub date -
Dec 25, 2012
filing date -
Dec 26, 2011
priority date (Note) -
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Abstract
A yoke unit includes a first yoke, a second yoke, and a resin section. The first yoke includes multiple first magnetic pole teeth. The second yoke includes multiple second magnetic pole teeth. The first magnetic pole teeth and the second magnetic pole teeth are arranged alternately. The resin section makes the yokes integral with each other. The resin section includes a recessed part formed in an inner surface of the resin section. The recessed part is arranged between the first magnetic pole tooth and the second magnetic pole tooth.
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