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MAGNETIC-SCALE-EQUIPPED MOTION GUIDE APPARATUS

  • US 20160215825A1
  • Filed: 09/03/2014
  • Published: 07/28/2016
  • Est. Priority Date: 09/09/2013
  • Status: Active Grant
First Claim
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1. A magnetic-scale-equipped motion guide apparatus comprising:

  • a track member including a rolling element rolling portion extended in a longitudinal direction, and an upper surface where a through hole into which a fastening member is inserted opens;

    a movable member movably assembled to the track member via a plurality of rolling elements;

    a groove formed in the track member and extended in the longitudinal direction;

    a magnetic scale accommodated in the groove, on which north and south poles are alternately formed in the longitudinal direction; and

    a cover member covering the magnetic scale and covering the through hole of the track member,wherein the cover member that covers the magnetic scale also serves as the cover member that covers the through hole of the track member.

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