Apparatus and method for utilizing a venturi effect in a dispenser
US9051676B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 30, 2011 |
| Grant date | Jun 9, 2015 |
| Priority date | — |
| Expiry date | Mar 28, 2034 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD06F39/088
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
An apparatus for delivering additive into a clothes basket and cleaning remaining additive from an additive container are provided. The apparatus includes a clothes basket rotatable about an axis, a motor coupled to the clothes basket, a Venturi component, an additive container connected to a vacuum area of the Venturi component through a U-tube, a water inlet connected to the Venturi component through an inlet hose, an outlet hose connecting the Venturi component to the clothes basket, a valve controlling flow of water into the inlet hose, a valve controlling flow of water into the additive container, and a processor coupled to the motor and the valves, the processor being operative to manipulate the valve controlling flow of water into the inlet hose and the valve controlling flow of water into the additive container to deliver additive into the clothes basket and to clean remaining additive from the additive container.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.