| 摘要 |
A beverage cartridge comprises a container having a sidewall extending from a first surface and a lip provided at an open end of the container. A cover is coupl ed to the lip of the container to cover the open end and seal the container. A sloped step is formed in the sidewall and a laminated filter structure is coupled to the sloped step. The laminate d filter structure subdivides the container to form a brewing chamber and a beverage receiving chamber. The laminated filter structure includes first and second filter elements, both having edge portions. A seal is provided between the edge portions of the first and the second filte r elements. The second filter element has a higher wet strength than the first filter element,and the second filter element is located downstream of the first filter element. A beverage powder is contained in the brewing chamber. The container is pierceable to allow injection of liquid in to the brewing chamber and to allow prepared beverage to be extracted from the container.</ SDOAB>
|
