Permanent filter for the preparation of tea in pots or cups

• US 6,161,470 A
• Filed: 07/30/1999
• Issued: 12/19/2000
• Est. Priority Date: 08/01/1998
• Status: Expired due to Fees

• Current Assignee: Reinsch & Held GMBH & Co. KG
• Original Assignee: Reinsch & Held GMBH & Co. KG
• Inventors: Justus, Christian
• Primary Examiner(s): ALEXANDER, REGINALD
• Application Number:
  US09/364,508
• Time in Patent Office: 508 Days
• Field of Search: 99/317, 99/318, 99/319, 99/321, 99/322, 210/473, 210/474, 210/477
• US Class Current: 99/319
• CPC Class Codes: A47J 31/0636 suspended from the top of the beverage container so as to remain in contact with the prepared infusion tea eggs A47G19/16
• CPC Class Codes: A47J 31/4482 Details allowing to adapt the beverage-making apparatus to the size of the brewing vessel or the beverage container, e.g. with adjustable support for the beverage container or adjustable hot water outlet

Abstract

The invention concerns a permanent filter for the preparation of tea in pots or cups, consisting of a filter housing with an upper, ring shaped rim (1) and a fluid permeable straining fabric (3). The special feature of the invention consists in the fact that provision is made in the upper rim (1) for one or more openings (5) for receiving a tab (7) of a lid (6).

Claims

1. A permanent filter for the preparation of tea in a container, the permanent filter comprising:

a liquid-permeable straining fabric; and

a ring-shaped member adapted to selectively support a lid having a tab and to support the liquid-permeable straining fabric in the container, the ring-shaped member connected to an upper portion of the liquid-permeable straining fabric, the ring-shaped member defining one or more holes, the holes being arranged to selectively receive the tab of the lid.

2. The permanent filter of claim 1 wherein the holes are formed as slots.

3. The permanent filter of claim 1 wherein the ring-shaped member defines a plurality of holes, at least one hole having a first dimension and at least a second hole having a second dimension.

4. The permanent filter of claim 1 further comprising a lid, the lid forming a drip pan and having a tab for selectively engaging the hole.

5. The permanent filter of claim 1 wherein the ring-shaped member has a diameter, the permanent filter further comprising an adapter ring for enlarging the diameter.

6. The permanent filter of claim 5 further comprising a holding grip connected to the adapter ring.

7. The permanent filter of claim 1 further comprising a funnel-shaped adaptor connected to the ring-shaped member.

8. The permanent filter of claim 7 wherein at least a portion of the permanent filter is inserted through the funnel-shaped adapter, the permanent filter further comprising an adapter ring arranged to reduce the insertion depth of the permanent filter through the funnel-shaped adapter.

9. The permanent filter of claim 8 further comprising flange projecting outward from the ring-shaped member, the flange arranged to engage the funnel-shaped adapter and the adapter ring.