Linear motion rolling guide unit
AssigneeNippon Thompson Co., Ltd.
InventorHideki Kuwabara
Life of this patent
Estimating the term…
Abstract
A linear motion rolling guide unit capable of being adapted to an ultra-reduction in size. A recessed portion 23 is provided in each of the side faces 18 of a track rail R below a lower raceway face 2 and extends parallel to the axis of the track rail R. An underside seal 24 has a seal portion 24d facing the recessed portion 23. Engaging hooks 24c are provided at the two ends of the underside seal 24. End caps 3, 4 have engaging holes 26 engaging with the respective engaging hooks 24c. The underside seals 24 and the end caps 3 and 4 are each formed of a synthetic resin in one piece.
Claims3
A linear motion rolling guide unit comprising:
- a track rail having raceway faces and side faces below the raceway faces;
- a slider having rolling rows comprising a plurality of rolling elements on each of the raceway faces of the track rail;
- underside seals on the underside of the slider, each seal having two ends and comprising a seal portion and engaging hooks at the ends;
- and end caps comprising engaging holes for the engaging hooks, wherein the slider straddles and runs on the track rail, and
- a recessed portion in each of the side faces extending parallel to the axis of the track rail, wherein the seal portion faces the recessed portion, opposing faces of the recessed portion and the seal portion are formed in an arc shape, and the recessed portion and the seal portion are placed close to, and out of contact with, each other.
Dependencies are inferred from the claim text.