Bearing device and method for manufacturing bearing device
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United States of America Patent
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Feb 27, 2018
Issued Date -
N/A
app pub date -
Aug 19, 2015
filing date -
Aug 27, 2014
priority date (Note) -
In Force
status (Latency Note)
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Abstract
An outer ring (31) has a small-diameter step portion (37) comprising a step portion outer peripheral surface (37a) and a step surface (37b), and a engagement groove (37c) is formed in the step portion outer peripheral surface (37a). The inner peripheral surface of a retainer plate (40) is provided with a small-diameter hole portion (41) facing the step portion outer peripheral surface (37a), and a large-diameter hole portion (42) facing the outer peripheral surface (31a) of the outer ring (31) and guiding a rolling bearing (30). The retainer plate (40) is provided with a plurality of engagement claws (49) for locking into the engagement groove (37c), the engagement claws protruding diametrically inward from the inner periphery of the small-diameter hole portion (41), and the retainer plate (40) and the rolling bearing (30) are inseparably assembled by locking the engagement claws (49) into the engagement groove (37c).
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