Inductor devices – Coil or coil turn supports or spacers – Coil on a preformed support or mount
Reexamination Certificate
2007-04-03
2007-04-03
Enad, Elvin (Department: 2832)
Inductor devices
Coil or coil turn supports or spacers
Coil on a preformed support or mount
C336S198000, C336S200000
Reexamination Certificate
active
11261768
ABSTRACT:
An isolated dual-channel transformer is provided, which comprises: a bobbin with a primary coil-winding portion and two secondary coil-winding portions, for coiling a winding; an insulating cover with a plurality of small slots disposed at the two side edges and a large slot disposed at the central part, for covering the bobbin; and a set of cores integrated with the bobbin via the insulating cover; wherein the insulating cover is used to isolate the set of cores from the winding.
REFERENCES:
patent: 5861790 (1999-01-01), Johnson et al.
patent: 6154113 (2000-11-01), Murai
patent: 2005/0073385 (2005-04-01), Wu et al.
patent: 570268 (2004-01-01), None
Baisa Joselito S.
Enad Elvin
Rabin & Berdo P.C.
Su Timothy
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