Device for vaporising and diffusing oils
US7252805B2 · kind B2 · utility
10Cited by
8References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 27, 2004 |
| Grant date | Aug 7, 2007 |
| Priority date | — |
| Expiry date | Aug 8, 2025 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61L9/03
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A device which uses a heat source for heating and diffusing fragrant oils or insecticidal oils. The oil is contained in a reservoir remote from the heat source and the device comprises means for transferring the oil from a reservoir to a surface of a heat-absorbing means wherein heat from the heat source is transferred by conduction to said surface to volatilise the oil.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.