SEPARATOR, MACHINE ELEMENT, MOTION GUIDE DEVICE AND INDUSTRIAL MACHINE
Number of patents in Portfolio can not be more than 2000
United States of America
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Issued Date -
Feb 20, 2020
app pub date -
Jun 28, 2017
filing date -
Jun 28, 2017
priority date (Note) -
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Abstract
Provided is a bearing retainer (1) which has excellent oil resistance and impact resistance. The bearing retainer (1) retains a plurality of balls in such a manner that the balls are apart from each other. In a ball screw that is provided with a first member and a second member which moves relatively to the first member, the plurality of balls is arranged on one of the first member or the second member so as to be in contact with both of the first member and the second member, and rolling of the balls enables the relative movement. This bearing retainer (1) is formed from a resin composition that contains an elastomer component and a fluororesin which is mainly composed of vinylidene fluoride.
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