About 59 results
https://drivepatents.com/patents/962148 · 1 Apr 2015
A coil main body includes: magnetic pole core members (141, 142) that constitute a pair of parallel magnetic pole portions; a winding wire core member that is orthogonal to the magnetic pole core members (141, 142) and connects one portion of each of the p...
https://drivepatents.com/patents/963801 · 21 Jan 2015
In the present invention, an electricity supply unit (103) contactlessly supplies electricity using electromagnetic induction to an electricity reception unit (153) provided to a vehicle. An electricity supply coil (103 a) has a ring shape, and supplies el...
https://drivepatents.com/patents/964243 · 7 Jan 2015
In order to provide an electric power transmission system capable of building the system at low cost without the need for complex circuits that determine an optimum frequency, an electric power transmission system of the present invention, which transmits ...
https://drivepatents.com/patents/965609 · 31 Dec 2014
A contactless power transmitting device is capable of contactlessly transmitting power to a power receiving device (100). The contactless power transmitting device includes a power transmitting unit (220) configured to be capable of contactlessly transmitt...
https://drivepatents.com/patents/965603 · 31 Dec 2014
A contactless power transmission device (10) includes a switching unit (32) that switches a power transmission line (EL1, EL2) so that a first power is transmitted through the first line (EL1) when an AC power supply (12) outputs a first AC power and so th...
https://drivepatents.com/patents/966258 · 17 Dec 2014
Disclosed is a non-contact electric power transmission system optimizing an impedance matching and mitigating reduction of transmission efficiency. The non-contact electric power transmission system includes a power feeding unit (3) provided with a power f...
https://drivepatents.com/patents/966155 · 17 Dec 2014
A wireless power supply system (A) that wirelessly supplies electric power from a power-supplying coil (4) to a power-receiving coil (11) is provided with a ground power-supplying device (S) having a power-supplying coil (4), a vehicle (M) having a power-r...
https://drivepatents.com/patents/966748 · 3 Dec 2014
A power transmitting apparatus (100, 150) is provided with a first coil (105) and is configured to transmit electric power in a wireless manner to a second coil (204) disposed opposite to and at a distance from the first coil. The power transmitting appara...
https://drivepatents.com/patents/967781 · 5 Nov 2014
A wireless power supply system includes a wireless power supply apparatus and transmission coils (6, 31, 32). The wireless power supply system may further include reception coils (7, 41, 42). The wireless power supply apparatus includes a power supplying u...
https://drivepatents.com/patents/967586 · 5 Nov 2014
A wireless power transfer system (10) that transmits electrical power from an electrical power supply (14) to an electrical load (18) using a source transducer (12) and a capture transducer (16). The wireless power transfer system (10) may be part of a wir...