ROLLER BEARING CAGE AND MANUFACTURING METHOD THEREOF
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United States of America Patent
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Issued Date -
Dec 11, 2014
app pub date -
Dec 18, 2012
filing date -
Dec 21, 2011
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
An object of the present invention is to provide a roller bearing cage suited in particular to a supersized roller bearing, wherein the cage (1A) is configured such that a pair of ring parts (4 and 6) axially separated is connected by a plurality of column parts (5) sliding on an outer peripheral surfaces of rollers (RA), and a plurality of pocket holes (P) is evenly formed in a circumferential direction to store and hold the rollers (RA) at a peripheral wall portion, wherein a base body (2) including one ring part (4) and the column parts (5) with engagement convexes (5A) at leading ends thereof and a connection body (3) including the other ring part (6) with engagement concaves (6A) for engagement with the engagement convexes (5A) of the column parts (5) are set as separate members.
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