Low distortion interference fits for spindle motor assembly
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United States of America Patent
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Sep 16, 1997
Grant Date -
N/A
app pub date -
Mar 2, 1995
filing date -
Mar 2, 1995
priority date (Note) -
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status (Latency Note)
Importance
Abstract
For a precision spindle motor, an invention for facilitating interference fits of a thrust plate to spindle motor shaft and of a counter plate to journal. A method is provided for assembling a spindle motor using press fits of a thrust plate to a shaft having an undercut for providing a relief to reduce unwanted translation into a thrust gap. A method is also provided for assembling a spindle motor using a press fit of a counter plate to a journal. The counter plate having a chamfer for reducing unwanted translation of the counter plate into a thrust gap. Also, the apparatus employed for the above methods are described.
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