Electromagnetic coil assembly employing spool-spindle
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United States of America Patent
Stats
-
Jun 17, 2008
Grant Date -
Feb 16, 2006
app pub date -
Feb 1, 2005
filing date -
Aug 16, 2004
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An electromagnetic coil assembly comprising a spool-spindle and a case. The spool-spindle comprises a spindle portion and a larger included portion. The spindle portion has a conductor wound thereon. The larger included portion has opening for receiving the conductor. The case has a first case end and a second case end, with an opening extending through the case. A first internal surrounding surface extends from the second case end and a second surrounding internal surface having a smaller diameter extends from the first case end. The first internal surrounding surface meets the second internal surrounding surface at an annular internal wall. The spool-spindle is positioned in the case until the larger include portion abuts against the annular internal wall, and the case and spool-spindle are joined.
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