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.:
Date of Patent:
Mar. 20, 2012
Filed:
Dec. 18, 2009
Harald Hundt, Dieburg, DE;
Hartmut Schoenbohm, Erlensee, DE;
Dieter Proksch, Karlstein, DE;
Klemens Trabold, Elsenfeld, DE;
Michael Engelstädter, Sellgenstadt, DE;
Harald Hundt, Dieburg, DE;
Hartmut Schoenbohm, Erlensee, DE;
Dieter Proksch, Karlstein, DE;
Klemens Trabold, Elsenfeld, DE;
Michael Engelstädter, Sellgenstadt, DE;
Vacuumschmelze GmbH & Co. KG, Hanau, DE;
Abstract
The invention relates to a current-compensated choke with a ring core at least two coils composed in each case of the same number of windings, wherein in the interior of the ring core a non-conductive body is arranged with holes embodied in pairs in a mirror symmetrical manner to a symmetry axis of the ring core, wherein respectively one winding is guided through each hole of at least some of the pairs of symmetrical holes, and windings corresponding to one another of different coils are guided through the two holes comprising a pair, and a method for producing a current-compensated choke of this type.