Inductor devices – Core – Laminated type
Reexamination Certificate
2007-04-03
2007-04-03
Nguyen, Tuyen T. (Department: 2832)
Inductor devices
Core
Laminated type
C336S217000
Reexamination Certificate
active
11093551
ABSTRACT:
The present invention is directed to a transformer having a stacked core, which includes top and bottom yokes and first and second outer legs. The core also includes an inner leg that is formed from a pair of stacked plates, which abut each along a seam that extends in the longitudinal direction of the inner leg. Each of the upper and lower yokes may be formed from a single stack of plates, or a plurality of stacks of plates. Each of the inner and outer legs may also be formed from a single stack of plates, or a plurality of stacks of plates. The cross-section of the core may be rectangular or cruciform.
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U.S. Appl. No. 11/093,408, filed Mar. 30, 2005, William E. Pauly Jr. et al.
Horton, Jr. Rush B.
Pauley, Jr. William E.
Sarver Charlie H.
ABB Technology AG
Katterle Paul R.
Nguyen Tuyen T.
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