| 摘要 |
PROBLEM TO BE SOLVED: To provide a method of packing the ground beans for one cup of coffee that can be kept hygienic, until it is served, and can be observed their granular size and the grade of roasting as they are packed, conventionally consumers could not know them, thus consumer's interest is discouraged. SOLUTION: The ground coffee beans in an amount corresponding to one cup of coffee and a paper filter are packed together so that the particle size and the grade of roasting (roasted color phase and the like) of the ground beans may be recognized at a glance at a glance. Consequently, the filter and the coffee beans can be kept hygienic, until they are served, and the consumers can enjoy the grade of roasting and bean color at a glance before the pack is opened and can buy the coffee packs without anxiety. |
