Watertight fragrance dispensing device
US8584967B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 18, 2011 |
| Grant date | Nov 19, 2013 |
| Priority date | — |
| Expiry date | Dec 10, 2031 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB05B17/0638
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A watertight fragrance dispensing device for ejecting fragrance as a spray of droplets, the device including: a spray head for ejecting fragrance from the device; a liquid reservoir arranged to provide the fragrance to the spray head, wherein the reservoir includes a primary reservoir (31), a secondary reservoir (34), and a capillary liquid feed (33) connecting the liquid reservoir to the spray head, wherein the device further includes a bottom housing; and electronic control means arranged in the bottom housing for controlling the dispensing of fragrance from the device, wherein the secondary reservoir is disposed in the primary reservoir and is in direct contact with the capillary liquid feed, wherein the secondary reservoir is smaller than the primary reservoir and contains a unit dose of fragrance to be ejected from the device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.