Hand held personal care device with a light system
US11732883B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 13, 2020 |
| Grant date | Aug 22, 2023 |
| Priority date | — |
| Expiry date | Aug 13, 2040 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB26B19/14
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A hand held personal care device (1) with an operative unit (3) connected to a main housing (2), a light source (24), and an optically transparent light guide (23) having a light receiving surface (27), a light emitting surface (6) and a light guiding member (31) extending from the light receiving surface to the light emitting surface for guiding light from the light receiving surface to the light emitting surface. The light source is arranged in a watertight chamber (51) of the main housing. The main housing includes an optically transparent wall portion (52) arranged adjacent to the light source and bounding the watertight chamber. The light guide is arranged outside the watertight chamber and the light receiving surface is arranged adjacent to the optically transparent wall portion in a position for receiving light from the light source via the optically transparent wall portion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.