|국가/구분||United States(US) Patent 등록|
|국제특허분류(IPC7판)||A47J-031/06 A47J-031/44 A47J-031/46|
|우선권정보||IT-PO20090010 U (2009-10-23)|
|§371/§102 date||20120709 (20120709)|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 1 인용 특허 : 6|
In an improved filter holder for espresso coffee machines, the spout (22) is applied to the hollow upper member (10) of the filter holder by a snap fitting and the bottom (14) of the upper member (10) is provided on the outside of it with a relief shape (30), the edge (32) of which forms a stable supporting surface for pressing the ground coffee powder. The filter holder is made entirely of polished stainless steel.
1. A filter holder for espresso coffee machines comprising: a substantially cylindrical, hollow upper member and a frustoconical lower member equipped with a spout, the cavities of the upper member and of the lower member being in communication with each other through a hole made in the bottom wall of the upper member,wherein the filter holder is comprised of the bottom wall of the upper member, at the hole, with a protrusion that is externally shaped in such a way as to form a male connector for a snap fitting with the lower member whose inlet is shaped...