Filter basket beverage ingredient of a single cup and method for using the same

摘要

A basket (10) containing filter beverage ingredient of a single cup for use in a working machine of a single cup, comprising: a retainer (12) filter having an upper end (16) with a top open and a lower end including an opening (19) therein; an insert (20) having an upper flange (22) having a lower than said upper end of said retainer to fit therein and having a lower extension (24) which is proportional dimensionally to fit diameter pressure one filter (30) disposed between the retainer and filter insert within said retainer filter to retain the filter between said insert and said retaining filter but not so tight between the insert and the holder as to substantially restrict the flow of fluid through the sides of the filter and cause undue pressure on a bottom of the filter in use; and an upper portion (40) having a lip portion of the outer perimeter (42) with a diameter and configuration positionable to form a seal around said upper end (16) of said retainer filter when disposed against the same .