Patent · US Active

Controlling a contactless energy transmission by means of a characteristic of a resonant circuit

US9715962B2 · kind B2 · utility

1Cited by

7References

28Claims

0Family size

Assignee

Siemens Aktiengesellschaft · DE

Inventors

Walter Beyerlein · Bubenreuth, DE
Stefan Henke · Kirchen, DE
Florian Hofmann · Wiesbaden, DE

Key dates

Filing date	May 21, 2012
Grant date	Jul 25, 2017
Priority date	—
Expiry date	Sep 6, 2034

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02B70/10
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

The embodiments relate to a circuit for transmitting an input voltage from an electrical energy source in a stator to a load within a device movable relative to the stator including an control element for converting an input voltage into a transmission voltage, a resonant circuit for receiving the transmission voltage, wherein the resonant circuit contains a capacitor and a primary winding of a transformer and the transformer having the primary winding and a secondary winding, wherein the primary winding is provided for transmitting the transmission voltage to the secondary winding and the secondary winding is provided for supplying the received transmission voltage to the load.

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