Filter device for filtering insoluble material
AssigneePI-Design AG
InventorJorgen Bodum
Life of this patent
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Abstract
A filter device for filtering insoluble material which is used in the preparation of beverages, in particular for filtering tea leaves or ground coffee, includes a steel body having a plurality of filter openings and a plastic part composed of an injection-moldable plastic. The plastic part includes a connecting portion that may be injection-molded around the steel body. A recess is located in the connecting portion. The recess is at least partially filled by the plastic part or the steel body forms an extension in the connecting portion. The extension projects from the steel body and is at least partially enclosed by the plastic part.
Claims17
A filter device for filtering insoluble material that is used in preparation of beverages, the filter device comprising:
- a steel body having a plurality of filter openings;
- a plastic part constructed of an injection moldable plastic that is injected around the steel body in a connection section of the steel body, wherein:
- a recess is arranged in the connection section and is at least partially filled by the plastic part;
- or
- the steel body in the connection section forms a prolongation that projects from the steel body and that is at least partially surrounded by the plastic part;
- and
- a further plastic part having a reception section for the further plastic part that is injected around the plastic part, wherein:
- the plastic part has a plurality of apertures arranged outside the steel body;
- and
- the further plastic part has an equal number of projections as the plurality of apertures arranged outside the steel body that are arranged adjacent to the plurality of apertures.
Dependencies are inferred from the claim text.