Electronic nail file with digital control and display and system of operation
US11484107B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | May 27, 2020 |
| Grant date | Nov 1, 2022 |
| Priority date | — |
| Expiry date | Aug 13, 2040 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG08C2201/30
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Disclosed is a portable electric nail file, and a system comprising an electric nail file handpiece having a motor and a power unit having a rechargeable battery for supplying power to said electric nail file. The power unit has manual digital control interface in the form of a click wheel to enable a user to control the direction and speed of the motor of the electric nail file. The interface communicates to a processor for controlling the operation of the electric nail file the processor executing stored software instructions. The device and system include a communication element for receiving signals from a foot pedal by low power radio signal control of the direction and speed of the electric nail file motor. A docking cradle engages the power unit and through metal contacts is operable to recharge the battery of the power unit. The cradle also incorporates display indicating speed and direction.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.