Invention Grant
- Patent Title: System and method for inductive charging of portable devices
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Application No.: US18189468Application Date: 2023-03-24
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Publication No.: US12027873B2Publication Date: 2024-07-02
- Inventor: Afshin Partovi , Michael Sears
- Applicant: Mojo Mobility Inc.
- Applicant Address: US CA Palo Alto
- Assignee: Mojo Mobility Inc.
- Current Assignee: Mojo Mobility Inc.
- Current Assignee Address: US CA Sunnyvale
- Agency: NK Patent Law
- Main IPC: H02J7/00
- IPC: H02J7/00 ; G06F1/16 ; H02J50/05 ; H02J50/10 ; H02J50/12 ; H02J50/40 ; H02J50/70 ; H02J50/80 ; H02J50/90

Abstract:
An electronic device for inductive power transfer with a second electronic device is disclosed. The electronic device includes an inductive coil and a permanent magnet structure for creating a magnetic attachment between the electronic device and the second electronic device. The permanent magnet structure is positioned around an outer perimeter of the inductive coil to align the inductive coil with a second inductive coil in the second electronic device for inductive power transfer. The permanent magnet structure forms a ring that includes a gap and includes one or more arc-shaped permanent magnets. The permanent magnet structure is configured such that the electronic device can be rotated across a continuous range of rotational angles with respect to the second electronic device while keeping the alignment between the inductive coil and the second inductive coil during inductive power transfer.
Public/Granted literature
- US20230231417A1 System and Method for Inductive Charging of Portable Devices Public/Granted day:2023-07-20
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