Patent ID: 6257765
Filing Date: 2001-07-10
Classification: F16C

Abstract:
A linear guide apparatus comprising:an axially extending guide rail having a first rolling groove on its outer surface;a slider engaged with the guide rail and having a second rolling groove, rolling element return grooves and curved grooves, the second rolling groove confronting the first rolling groove, the rolling element return grooves being coupled to both end portions of the second rolling groove through the curved grooves, respectively;a plurality of rolling elements loaded into the slider to be made circulatable through the second rolling groove, the curved grooves, and the rolling element return grooves;a lubricant-containing polymer member formed of a synthetic resin containing a lubricant, and having a contact portion contacting with the guide rail to surround the guide rail, wing portions, and a connecting portion connecting the wing portions to be C-shaped substantially; anda first plate member fitted to the lubricant-containing polymer member, wherein the lubricant-containing polymer member is interposed between the slider and the first plate member, wherein said lubricant-containing polymer member is a member separate from said first plate member,wherein said lubricant-containing polymer member is for enhancing a sealing property between at least a portion of said guide rail and said slider.