Patent · US Active

Shielding film and method for producing a shielding film

US10149416B2 · kind B2 · utility

1Cited by

6References

31Claims

0Family size

Assignee

Vacuumschmelze GmbH & Co. KG · DE

Inventors

Christian Polak · Blankenbach, DE
Matthias Schmidt · Munich, DE

Key dates

Filing date	Nov 13, 2013
Grant date	Dec 4, 2018
Priority date	—
Expiry date	Sep 30, 2034

Classification

Technology area (CPC H)Electricity
CPC primaryH01F3/04
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

A shielding film for an apparatus with a device for wireless charging is provided which comprises several stacked layers. The layers each have several strips of a nanocrystalline soft magnetic alloy arranged on an adhesive layer, the nanocrystalline soft magnetic alloy having a round hysteresis loop. The strips of adjacent layers are offset with respect to one another.

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