|국가/구분||United States(US) Patent 등록|
|국제특허분류(IPC7판)||B01F-001/00 B65D-003/06 B65D-021/02|
|미국특허분류(USC)||366/341 ; 206/217 ; 206/519 ; 229/15 ; B|
|발명자 / 주소|
|출원인 / 주소|
|인용정보||피인용 횟수 : 53 인용 특허 : 0|
A moulded plastics drinking cup for use in beverage vending machines and intended to contain powdered solid water-soluble or dispersible ingredients has a bottom formed as an upwardly directed cuspidal cone extending from the central region of the cup bottom to the sidewall without discontinuity. This shaping confers a desirable flow pattern on hot liquid injected into the cup in the machine and avoids mixing problems incurred with prior art cup bottoms. The conical form need not be complete but may be truncated to give a relatively flat central region t...
A drinking cup adapted to facilitate the blending of a liquid with a charge of dry beverage ingredients stored in the Bottom of the cup, the said cup being of the type having a general frustoconical side wall and a bottom wall joined to said side wall integrally therewith, the improvement characterized by the bottom wall having a relatively flat raised central area and a generally annular area extending outwardly from said central area to said side wall, said annular area having an upwardly concave cuspidal conical portion contiguous to and extending out...