|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||426/077; 426/078; 426/079; 426/112; 426/433; 426/115; 099/295; 099/323|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 40 인용 특허 : 14|
The present invention relates to a capsule containing a substance for the preparation of a beverage that is designed to be extracted by injection of a fluid under pressure. The capsule comprises a closed chamber containing the substance with at least part of the closed chamber including a retaining part made of a flexible membrane. One or more raised elements that face the membrane are associated with and forming part of the capsule. These element(s) are used to open the capsule due to a buildup of pressure therein. This rise in pressure causes relative ...
What is claimed is: 1. A capsule containing a substance for the preparation of a beverage that is designed to be extracted by injection of a fluid under pressure, the capsule comprising a single, unitary device including several elements comprising: a chamber containing the substance, the chamber being closed prior to an injection of the fluid into the chamber, wherein the substance is in contact with at least a portion of an outer periphery of the capsule prior to the injection of the fluid into the chamber; a first puncturable wall of the chamber for ...