Aroma diffuser
US7046919B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 17, 2003 |
| Grant date | May 16, 2006 |
| Priority date | — |
| Expiry date | Apr 17, 2023 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61L2209/12
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The present invention is intended to provide an aroma device that can eliminate the need for the replacement of the light source, can prevent the light source from becoming high in temperature and can allow light and aroma to be enjoyed comfortably with a sense of security for a long time. The aroma device uses, as a light source, LEDs 1 covered with first and second covers 3 and 4, and also uses a heater 5 to heat a material 10 to be heated which emits aroma; hence, the need for the replacement of the light source is eliminated, the light source is prevented from becoming high in temperature, and light and aroma can be enjoyed comfortably with a sense of security for a long time.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.