Induction charging for a portable electronic device with a grip attachment
US11404913B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 21, 2019 |
| Grant date | Aug 2, 2022 |
| Priority date | — |
| Expiry date | Aug 21, 2039 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04M1/04
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Induction charging devices and methods are disclosed for a portable electronic device that has a reception coil coupled to a power source and an outwardly projecting attachment mounted thereon. In some versions, the devices include a housing having a wall with an outwardly facing charging surface and a recess sized to receive the attachment with the portable electronic device disposed on the charging surface. In some versions, devices can include an attachment device coupled to a rear of a housing that can releasably secure to a portion of a vehicle and a mount coupled to a front of the housing configured to receive a portion of the attachment therein to secure the portable electronic device to the housing. A charging assembly within the housing can include a transmission coil disposed so that with the recess or mount receiving the attachment therein, the transmission and reception coils are sufficiently aligned to charge the power source of the portable electronic device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.