Linear bearing with nested bearing tracks
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United States of America Patent
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Mar 21, 2017
Grant Date -
Nov 26, 2015
app pub date -
Jun 1, 2015
filing date -
Jul 15, 2010
priority date (Note) -
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Abstract
A linear motion bearing assembly comprising a load bearing plate structure having at least a portion of a plurality of open axial ball tracks formed therein, each of said plurality of open axial ball tracks comprised of at least two concentric ball tracks. The ball tracks including an open load bearing portion, an open return portion and turnarounds interconnecting the load bearing and return portions. A plurality of bearing balls are disposed in the ball tracks. At lease one load bearing plate is axially positioned adjacent said load bearing plate structure for receiving load from the balls disposed in the load bearing portion of the ball tracks. Various outer housing sleeves are disclosed including a structure split axially and a monolithic structure.
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