Water purifier

• US 4,623,457 A
• Filed: 04/12/1985
• Issued: 11/18/1986
• Est. Priority Date: 04/13/1984
• Status: Expired due to Fees

• Current Assignee: Brita Wasser-Filter Systeme GmbH
• Original Assignee: Heinz Hankammer
• Inventors: Hankammer, Heinz
• Primary Examiner(s): Sever, Frank
• Application Number:
  US06/722,792
• Time in Patent Office: 585 Days
• Field of Search: 210/473, 210/474, 210/475, 210/477, 210/478, 210/479, 210/481, 210/482, 210/237, 210/120, 210/472, 222/465 R, 222/189
• US Class Current: 210/237
• CPC Class Codes: C02F 1/003 using household-type filters for producing potable water, e.g. pitchers, bottles, faucet mounted devices C02F9/20 takes precedence
• CPC Class Codes: C02F 2307/04 as part of a pitcher or jug

Abstract

Described is a water purifier comprising a collecting container (1) with pouring spout (2) and handle (3), a funnel and a cover (5) which can close the funnel, wherein provided at the bottom of the funnel is an opening for receiving a filter cartridge containing a purifying agent. For the purposes of inexpensive manufacture and for practical use by the final consumer, in particular for easily opening and filling and conveniently emptying the purifier, it is provided in accordance with the invention that the funnel is removably at least partially arranged in the approximately cylindrically shaped collecting container (1) and has approximately cylindrical funnel walls matching thereto, has a projection portion which is disposed for being arranged on the handle (3) formed on the collecting container (1) and has the bottom opening concentrically at the side of the projection portion, and is provided with a bulge portion at the end on the pouring side, in the region of the wide conical pouring spout (2) which is formed on the collecting container (1), and that the cover (5) has a lower sealing cone, a gripping knob (16) on its top and, preferably rearwardly, has a projection portion for being at least partially arranged on the handle (3) of the collecting container (1).

Claims

1. A water purifier comprising:

(a) a collecting container having a handle and an outwardly extended pouring spout positioned substantially opposite said handle, the top portion of said container tapering outward from the bottom portion;

(b) a removable funnel receivably fitted within at least a portion of the top of said collecting container;

(c) the outer contour of the lower portion of said funnel substantially matching the inner contour of the upper portion of said collecting container;

(d) said funnel angularly fitting within said collecting container so that the portion of the funnel wall closest to the pouring spout extends higher than the portion of the funnel wall closest to said handle;

(e) said funnel having an offset opening in the bottom thereof to receive a filter cartridge, said opening positioned closer to said handle than to said pouring spout to provide a favorable distribution of weight when a filter cartridge is positioned in the bottom of said funnel;

(f) a removable cover fitted atop said funnel to provide a means for easy opening and filling of said container; and

(g) a pouring passage connecting the internal bottom portion of said collecting container with said pouring spout to provide a means for convenient emptying of said container.

2. The water purifier of claim 1 wherein said collecting container is substantially cylindrical.

3. The water purifier of claim 1 wherein said pouring passage is formed by a portion of the inner wall of said collecting container and a portion of the outer wall of said funnel separated by a bulge in said funnel wall.

4. The water purifier of claim 1 wherein said pouring spout is in the shape of a truncated cone.

5. The water purifier of claim 1 wherein said pouring spout extends at an angle between about 100°

and about 170°

from vertical.

6. The water purifier of claim 1 wherein a portion of said funnel extends outward and forms a cover over said pouring spout.

7. The water purifier of claim 1 wherein a portion of said funnel extends outward over said handle and provides a lever for lifting said funnel.

8. The water purifier of claim 1 wherein said cover has a gripping knob and said knob has a gripping groove.

9. The water purifier of claim 1 wherein the upper internal wall of said collecting container has a venting groove therein.

10. The water purifier of claim 1 wherein said cover has a vent therein.