Patent · US Active

Power transformer with amorphous core

US8786390B2 · kind B2 · utility

0Cited by

4References

9Claims

0Family size

Assignee

ABB TECHNOLOGY AG · CH

Inventors

Michael Luckey · Marsberg, DE
Wolfgang Mönig · Brilon, DE
Benjamin Weber · Winterberg, DE
Karel Bilek · Queanbeyan, AU
Martin Carlen · Niederrohrdorf, CH
Jong-Yun Lim · Anmyeon-eup, KR

Key dates

Filing date	Sep 29, 2011
Grant date	Jul 22, 2014
Priority date	—
Expiry date	Oct 16, 2031

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T29/49073
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

A transformer of dry design is disclosed having a core composed of amorphous material, which is sensitive to mechanical loads, having at least one winding former which surrounds the core and is in each case formed from at least one primary winding and secondary winding, and having at least one holding apparatus. A method for transformer production is also disclosed, wherein the holding apparatus is used to fix the at least one primary winding and secondary winding in each case and for this purpose it acts on each of the end faces of the at least one winding former.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.