| 摘要 |
PURPOSE:To provide a percolating bag which is simple and not bulky in structure by providing a percolating part which contains a material for the extraction and is placed inside and attached to a package and by attaching to the upper part of the package pull tab by means of which the bag is opened into a fork to pass a nozzle therebetween. CONSTITUTION:Inside a rectangular package 11 consisting of, for example, sheets of synthetic resin impervious to water and air a percolating sheet 12 consisting of a nonwoven fabric is provided transversely inside the package 11. A material for the extraction 13, such as roast, ground coffee beans, is contained in the percolating sheet 12. The two sheets 14, 15 which constitute the package 11 are stuck together at the upper part and their upper ends are designed to serve as a first pull tab 16 and a separate member serving as a second pull tab 17 is attached to the outer side of the upper part of the sheet 14. Each of the pull tab 16, 17 has projections 18a, 18b, through each of which an eyelet 19a, 19b is opened. |
