Hollow shaft having drive elements with axially varied material properties being secured on the hollow shaft by expansion of the hollow shaft
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United States of America Patent
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-
Apr 2, 1991
Issued Date -
N/A
app pub date -
May 19, 1988
filing date -
May 25, 1987
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An assembly includes a hollow shaft and drive elements partly formed of brittle material. The drive elements include, as viewed in axial succession, first regions containing material of relatively low ductility and second regions containing material of relatively high ductility. The hollow shaft has expanded sections opposite the second regions securing the drive elements on the hollow shaft.
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