Patent ID: 9680517
Date: 2017-06-13
CPC Classifications: H02J,H04B

Claim:
1. A wireless transmission device for an electronic appliance, comprising: a fixed support for receiving an electronic appliance, said fixed support comprising at least one first retaining element and a second retaining element defining between them a receiving space for the electronic appliance, at least the second retaining element being movable with respect to the fixed support along a main direction so as to allow adaptation of the size of the receiving space to the electronic appliance received by the support, and at least one wireless transmission element for transmitting energy and/or information with the electronic appliance, said transmission element being positioned between the first and second retaining elements and being attached to said retaining elements by a mechanism and being movable with respect to the fixed support, wherein the mechanism comprises a first return element connecting the transmission element to the first retaining element and a second return element connecting the transmission element to the second retaining element, the stiffness of the first return element being equal to the stiffness of the second return element so that the transmission element extends at an equal distance from the first retaining element and the second retaining element such that the transmission element is centered between the first and second retaining elements along the main direction in all positions of the second retaining element relative to the first retaining element.