Patent ID: 9028148
Filing Date: 2015-05-12
Classification: F16C,F16J

Abstract:
1. A motion guide device, comprising: a track shaft having a rolling surface for rolling elements formed along a longitudinal direction thereof; a moving member that is assembled to the track shaft through intermediation of a large number of the rolling elements and has an endless circulation path for the rolling elements, the moving member being freely movable along the track shaft; a pair of first seal members that is mounted to both end surfaces of the moving member in a moving direction thereof and comes into sliding contact with a surface of the track shaft so as to close a gap between the track shaft and the moving member; and a second seal member that is provided along the rolling surface of the track shaft and comes into sliding contact with the surface of the track shaft so as to close the gap between the track shaft and the moving member, wherein the second seal member comprises: wherein the seal portion further comprises a pair of extended seal portions that protrudes in a longitudinal direction of the fixing substrate from both longitudinal ends of the fixing substrate, wherein the pair of extended seal portions is compressed under the state in which the pair of first seal members is fixed to the moving member, wherein the seal portion is integrally formed with the pair of extended seal portions, and wherein the seal portion further comprises an extended end portion formed so as to cover an end portion of the fixing substrate from the longitudinal direction of the fixing substrate.