Toroidal choking coil
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jun 24, 2003
Grant Date -
Sep 13, 2001
app pub date -
Mar 2, 2001
filing date -
Mar 13, 2000
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The invention relates to a toroidal choking coil comprising a substantially annular core, a winding around the core, and a fixing device arranged around the core substantially between the core and the winding. The toroidal choking coil is characterized in that the fixing device comprises a hoop-like collar and one or more fasteners resting on the collar for attaching the toroidal choking coil onto fastening surfaces of a mounting site. The collar and the fasteners resting on the collar are manufactured from one piece. An inner rim that fastens against the core of the collar comprises several adjacent wavefronts that are transversely located with respect to an outer surface of the core and that comprise successive valleys and protrusions.
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