Patent ID: 6761482
Filing Date: 2004-07-13
Classification: F16C

Abstract:
A rolling guide apparatus comprising:a race shaft having a rolling element rolling surface formed in a longitudinal direction thereof; a sliding table having an endless circulation passage including a load rolling surface corresponding to the rolling element rolling surface, the sliding table being movable relatively to the race shaft; and a plurality of rolling elements being housed in the endless circulation passage so as to circulate in accordance with relative movement of the race shaft and the sliding table, wherein the sliding table comprises: a sliding table main unit having the load rolling surface and a rolling element return passage substantially parallel to the load rolling surface; and side covers each having a changing direction passage for connecting ends of the load rolling surface and the rolling element return passage, the side covers being attached to respective ends of the sliding table main unit, and wherein the sliding table main unit comprises: a load rolling surface section made from engineering ceramic and having the load rolling surface; and a main body section made from machinable ceramic.