WATER FILTER

Abstract

The water filter including a container, which has a bottom and a cover, wherein several inlets are provided on the border of the cover and an outlet is provided in the centre of the bottom. A spiral channel is located in the container, through which the inlets are connected to the outlet.

Description

BRIEF DESCRIPTION OF THE DRAWINGS

These and other aspects of the invention are apparent from and will be elucidated in details with reference to several embodiments with the help of 9 figures described hereinafter.

FIG. 1 shows a first embodiment of the water filter according to the invention in the cross-section.

FIG. 2 shows the first embodiment of the water filter according to the invention in the top view in opened state.

FIG. 3 shows the first embodiment of the water filter according to the invention in the top view with cover.

FIG. 4 shows a second embodiment of the water filter according to the invention in the cross-section.

FIG. 5 shows the second embodiment of the water filter according to the invention in the top view in opened state.

FIG. 6 shows the second embodiment of the water filter according to the invention in the top view with cover.

FIG. 7 shows a third embodiment of the water filter according to the invention in the top view in opened state.

FIG. 8 shows a fourth embodiment of the water filter according to the invention in the top view in opened state.

FIG. 9 shows the fifth embodiment of the water filter according to the invention in the top view in opened state.

Claims

1. A water filter, comprising: a container, which has a bottom and a cover,wherein several inlets are provided in the cover,wherein at least one outlet is provided in the bottom, andwherein a spiral channel is provided in the container, through which the inlets are connected to the outlet.

2. A water filter according to claim 1, comprising several spiral channels.

3. A water filter according to claim 2, wherein each of the channels connects respectively one of the inlets to the outlet.

4. A water filter according to claim 2, wherein each of the channels connects respectively one of the inlets to respectively one of the outlets.

5. A water filter according to claim 1, wherein granulated filter material is located in the channels.

6. A water filter according to claim 5, wherein retaining means are provided between the channels walls for retaining the filter material.

7. A water filter according to claim 5, wherein the inlets and the outlet have respectively one sieve for retaining the filter material.

8. A water filter according to claim 1, wherein the inlets are equidistantly distributed.

9. A water filter according to claim 1, wherein the inlets are arranged on the border of the cover.

10. A water filter according to claim 1, wherein the bottom has a slope.

11. A water filter according to patent claim 1, wherein the cover is flat.

12. A water filter according to claim 1, wherein the cover is welded on to the container.

13. A water filter according to claim 1, wherein the container is cylindrically developed.

14. A method of using the water filter according to claim 1, in a household appliance, particularly in a coffee maker, tea machine or soft drink maker, a juice extractor, a laundry iron, a dishwasher, a washing machine, a water dispenser, a water purification apparatus, an air humidifier or an air purifier.