Automatic faucet for lavatory unit of aircraft
US7406722B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 21, 2005 |
| Grant date | Aug 5, 2008 |
| Priority date | — |
| Expiry date | Mar 1, 2027 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T50/40
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The invention provides an improved automatic faucet for a lavatory unit of an aircraft. A body 110 of an automatic faucet 100 has on its lower left side (seen from the front) a liquid soap dispenser outlet 200, and the dispenser outlet 200 is connected to a liquid soap dispenser tank via a valve not shown. A reflective infrared sensor 210 for the liquid soap dispenser outlet and an LED light 230 for the liquid soap dispenser outlet are provided adjacent to the liquid soap dispenser outlet 200. When a user's hand is placed within the area of infrared waves 220, a predetermined amount of liquid soap is supplied over the user's hand. The LED light 230 is turned on to illuminate the user's hand. A water supply outlet 300 is provided at the lower right side of the body 110, which is connected to a water tank via a valve not shown. A reflective infrared sensor 310 for the water supply outlet and an LED light 330 for the water supply outlet are provided adjacent to the water supply outlet 300. When the user's hand is placed within the area of infrared waves 320, a predetermined amount of water is supplied over the user's hand. The LED light 330 is turned on to illuminate the user's hand.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.