|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||426/077; 426/115; 099/295|
|§371/§102 date||20130311 (20130311)|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 1 인용 특허 : 4|
Disclosed is a beverage extraction filter that can extract in a plurality of extraction machine types. The beverage extraction filter comprises a filter unit (40) where coffee powder is housed and a planar lid unit (41) mounted to the top section of the filter unit (40). The lid unit (41) is formed in a layer structure created by a non-permeable first sheet member (42) positioned on the filter unit side (40) and a permeable second sheet member (43) layered on top of the first sheet member (42), and a hole section (42a) through which hot water is made to ...
1. A beverage extraction filter, comprising: a filter part containing an article consumed for enjoyment for extraction by hot water passing through the filter part, said article being the only article included in the beverage extraction filter, anda flat plate-like lid attached to an upper portion of the filter part, whereinthe lid has a laminated structure consisting of a non-water permeable first sheet member located adjacent to the filter part, and a water permeable second sheet member laminated on the first sheet member opposite the filter part, and ...