The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 7755299 B1

PDF
Full Text
Expired
Date of Patent:
Jul. 13, 2010

Filed:

Aug. 15, 2007
Applicant:

Robert Weger, Wels, AT;

Inventor:

Robert Weger, Wels, AT;

Assignee:

Minebea Co., Ltd., Nagano-ken, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05B 41/16 (2006.01);
U.S. Cl.
CPC ...
Abstract

The invention relates to a transformer () for balancing the current in an AC circuit, comprising a primary winding (), a secondary winding () and a main inductance (). The transformer is characterized in that a capacitive component is connected in parallel to the primary winding () or to the secondary winding (), whose capacitance value is determined such that the reactive current Ibrought about by the main inductance () is substantially compensated. A transformer of this kind can preferably be employed in current balancing circuits as used, for example, in systems for backlighting LCD displays.


Find Patent Forward Citations

Weger, Robert. (2010). Transformer for balancing currents (U.S. Patent No. 7755299). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7755299

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