Patent · US Active

Apparatus for inductive power transmission

US9840152B2 · kind B2 · utility

0Cited by

2References

17Claims

0Family size

Assignee

Bayerische Motoren Werke Aktiengesellschaft · DE

Inventors

Josef Krammer · Holzkirchen, DE
Jens Berger · Berlin, DE

Key dates

Filing date	Sep 29, 2014
Grant date	Dec 12, 2017
Priority date	—
Expiry date	Nov 15, 2034

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02T90/14
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

Apparatus for inductively transmitting power, which apparatus comprises a primary unit with a primary coil and a secondary unit with a secondary coil, and in which the primary coil induces a magnetic transmission field in a transmission area between the primary unit and the secondary unit, and which has an even number of detector coil elements which are wound in opposite directions in pairs and form a detector pair.

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