Inductor devices – Coils of special configuration – Toroidal
Reexamination Certificate
2007-09-18
2007-09-18
Mai, Anh (Department: 2832)
Inductor devices
Coils of special configuration
Toroidal
C336S060000, C029S602100
Reexamination Certificate
active
11010340
ABSTRACT:
A toroidal transformer core topology having improved thermal and electrical properties has a two part core, one part concentrically disposed within the other, with the windings wound between the two. Less expensive materials and less material can be used to construct the core. The core can be constructed using inexpensive and efficient methods.
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Butler Winding “Transformer and Inductor Core Types, an Overview”. Internet Document CN1278628A entitled “Material Saving Transformer”, Clapper, Feb 119, 04.
Daniels Kent
Groupe Delta xfo Inc.
Mai Anh
Ogilvy Renault LLP
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