INDUCTIVE POWER TRANSFER SYSTEM - ALEXSAVA HOLDINGS LTD

Title:

INDUCTIVE POWER TRANSFER SYSTEM

Document Type and Number:

WIPO Patent Application WO/2014/091250

Kind Code:

A3

Abstract:

An inductive power transfer system comprises a primary side unit (1) and a secondary side unit (6) with a non-conductive barrier (5) therebetween, the primary side unit having a power supply (2), a transmission coil (4) and a controller (12). The secondary side unit has a receiver coil (7), a controller (8) and a load (9). The secondary side controller (8) is configured to detect the voltage in the receiver coil (7) and to transmit to the primary side controller (12) a control signal requesting an increase or decrease in the power transmitted from the primary side according to whether the voltage in the receiver coil (7) is above or below a predetermined value.

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Inventors:

CHAPPELL MARK (GB)

Application Number:

PCT/GB2013/053299

Publication Date:

March 26, 2015

Filing Date:

December 13, 2013

Export Citation:

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Assignee:

ALEXSAVA HOLDINGS LTD (GB)
CHAPPELL MARK (GB)

International Classes:

H02J5/00; F21V23/02; H02J17/00; H05B44/00

Domestic Patent References:

WO2007020583A2	2007-02-22
WO2008012702A1	2008-01-31

Foreign References:

US20100066176A1	2010-03-18
US20110261931A1	2011-10-27
JP2002251901A	2002-09-06
EP2302760A2	2011-03-30

Attorney, Agent or Firm:

LOVEN PATENTS & TRADEMARKS LIMITED (Lincoln Lincolnshire LN6 3PW, GB)

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