Cross-linear bearing unit

Details Cross-linear bearing unit Cross-linear bearing unit

F - Mech Eng,Light,Heat,Weapons

16

C

308/4

F16C 29/04 (2006.01) B23Q 1/62 (2006.01) F16C 29/00 (2006.01) F16C 29/06 (2006.01) F16D 3/06 (2006.01)

Patent

CA 1086807

CROSS-LINEAR BEARING UNIT Abstract of the Disclosure A cross-linear bearing unit comprising of: a bearing body having on its one surface a raceway which forms a load track and a return track and is adapted to fit a race bar therein, said bearing body further having a rail hole which forms a load track and a return track and is adapted to fit a rail therein, said rail hole piercing through the bearing body in the direction orthogonal with the raceway; balls inserted in said load track and return track; a retainer disposed in the raceway of the bearing body and serving to hold, out of the balls inserted in the groove of the raceway, the loaded balls in the manner that said balls are rolled while being kept in contact with both the load track surface of the bearing body and the load track surface of the race bar, said retainer also serving to hold the nonloaded balls in the manner that said balls are rolled freely in the return track of the bearing body; and another retainer disposed in the rail hole of the bearing body and serving to hold, out of balls inserted in the groove of said rail hole, the loaded balls in the manner that said balls are rolled while being kept in contact with both the load track surface of the bearing body and the load track surface of the rail, said retainer also serving to hold the nonloaded balls in the manner that said balls are rolled freely in the return track of the bearing body: wherein the rails are mounted on a bed horizon- tally or vertically through bearings respectively, and a slide base is attached to the race bars orthogonal with the rails. - 1 -

311817

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