DISHWASHER WITH DETERGENT DISPENSER

• US 20130056042A1
• Filed: 05/09/2011
• Published: 03/07/2013
• Est. Priority Date: 05/12/2010
• Status: Active Grant

• Current Assignee: Electrolux Home Products Corporation NV (AB Electrolux)
• Original Assignee: Electrolux Home Products Corporation NV (AB Electrolux)
• Inventors: Wipperfurth, Franz-Josef, Schneider, Knut
• Granted Patent: US 9,186,036 B2
• Time in Patent Office: Days
• US Class Current: 134/184
• CPC Class Codes: A47L 15/4409 by tipping containers or opening their lids, e.g. with the help of a programmer
• CPC Class Codes: A47L 15/507 Arrangements for extracting racks, e.g. roller supports

Abstract

The application relates to a dishwasher (10) which comprises: a washing chamber (12) with a top wall (18), a vertical back wall (14), two opposing vertical side walls (16), a water-collecting bottom (20) at its lower end, a frontal access opening (22) for loading articles to be cleaned, and a door (23) for closing said access opening, at least one basket (24) for accommodating the articles to be cleaned, wherein the basket is laterally supported for sliding movement out of and into the washing chamber on a pair of guide rails (30) which are opposingly arranged inside the washing chamber, and a dispenser (38, 40; 48) for providing an additive to cleaning water to be circulated within the washing chamber. In accordance with the invention the dispenser (38, 40; 48) is provided within one of the guide rails (30).

Claims

1. Dishwasher comprising:

a washing chamber with a top wall, a vertical back wall, two opposing vertical side walls, a water-collecting bottom at its lower end, a frontal access opening for loading articles to be cleaned, and a door for closing said access opening,

at least one basket for accommodating the articles to be cleaned, wherein the basket is laterally supported for sliding movement out of and into the washing chamber on a pair of guide rails which are opposingly arranged inside the washing chamber, and

a dispenser for providing an additive to cleaning water to be circulated within the washing chamber,

wherein the dispenser is provided within one of the guide rails.

2. The dishwasher of claim 1, wherein the dispenser comprises an integral part of one the guide rails.

3. The dishwasher of claim 1, wherein the said guide rail is designed as a generally hollow member which accommodates the dispenser.

4. The dishwasher of claim 1, wherein the guide rail in which there is provided the dispenser is designed as a molded plastic part.

5. The dishwasher of claim 4, wherein the guide rail in which there is provided the dispenser is affixed, to the upper edge of the water-collecting bottom.

6. The dishwasher of claim 4, wherein the guide rail in which there is provided the dispenser is affixed, to one of the inner side walls of the washing chamber.

7. The dishwasher of claim 1, further comprising an upper and a lower basket, wherein the guide rail in which there is provided the dispenser supports the lower basket.

8. The dishwasher of claim 1 any of the preceding claims, wherein the water-collecting bottom of the washing chamber is manufactured at least in part by drawing, of a sheet of ferritic stainless steel sheet metal.

9. The dishwasher of claim 1, wherein the door is hinged essentially about its lower horizontal edge and its interior wall that is part of the washing chamber when the door is closed comprises a track for a basket, which track is aligned in one plane with the guide rail in which there is provided the dispenser, when the door is in its fully open position.

10. The dishwasher of claim 1, wherein the dispenser comprises a reservoir for storing an additive.

11. The dishwasher of claim 10, wherein the dispenser comprises means for feeding a certain amount of additive from the reservoir to cleaning water to be circulated within the washing chamber.

12. The dishwasher of claim 10, wherein the reservoir is adapted to accommodate additive for a plurality of washing cycles.

13. The dishwasher of claim 1, further comprising a filling conduit for supplying additive, to the reservoir.

14. The dishwasher of claim 13, wherein the filling conduit comprises a fill opening which is located near the frontal access opening of the wash chamber.

16. The dishwasher of claim 6, wherein the guide rail in which there is provided the dispenser is affixed to the lower end of one of the inner side walls of the washing chamber.

17. The dishwasher of claim 14, wherein the filling conduit comprises a fill opening which is located at a front end of the guide rail.

15. The dishwasher of, wherein the dispenser is a dispenser for an additive, comprising one of detergent, rinse aid, softening agent, or saltin liquid, paste, powder or tablet form.