Patent ID: 7387441

Claim:
A linear guide bearing apparatus, comprising: a guide rail having an axially extending rolling body rolling groove; a slider having a rolling body rolling groove facing the rolling body rolling groove of the guide rail and mounted about the guide rail axially movably relative to the guide rail by rolling of pluralities of rolling bodies disposed between the rolling body rolling grooves; a lubricant feeding member made of a porous material which contains a lubricant, and feeding the lubricant to the rolling body rolling groove of the guide rail; a pressing member fined to an upper portion of the lubricant feeding member to exert pressure on the lubricant feeding member outwardly along a width direction of the slider so as to press a sliding contacting portion of the lubricant feeding member to the rolling body rolling groove of the guide rail, wherein the pressing member is substantially ring shape; and a casing formed integrally with the pressing member and housing the lubricant feeding member therein.