Device for connecting together a roller screw and roller nut assembly to a stationary and moving member
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United States of America Patent
Stats
-
Aug 21, 2007
Grant Date -
May 13, 2004
app pub date -
Nov 4, 2003
filing date -
Nov 12, 2002
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A device for connecting together a vertically disposed roller screw and roller nut assembly to a stationary member and moving member includes a bearing housing attached onto a fixed end of the roller screw. The bearing house includes at least one bearing and two bearing house pivots. A first universal ring concentrically surrounds the bearing housing and includes two mating pivots mated with the two bearing house pivots and two attachment pivots mated with corresponding pivots of the stationary member. A roller nut mount rigidly attaches to the roller nut and includes two roller nut mount pivots. A second universal ring concentrically surrounds the roller nut mount. The second universal ring includes two mating pivots mated with the two roller nut mount pivots and further includes two attachment pivots mated with corresponding pivots of the moving member.
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