Ball screw with screw cage in raceway ring of nut
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United States of America Patent
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-
May 1, 1990
Grant Date -
N/A
app pub date -
Jul 26, 1988
filing date -
Jul 28, 1987
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A ball screw is provided in which the balls coacting with the screw and running in helical threads therein also run in parallel grooves of a raceway ring arranged coaxially about the screw. The grooves extend perpendicularly to the axis of the screw. The ring is freely rotatably mounted, but axially immobile in a nut element arranged coaxially around the raceway ring. A ball cage is arranged between the screw and the raceway ring and attached to the nut element.
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