|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||210/406 ; 210/469 ; 210/474 ; 422/101|
|발명자 / 주소|
|출원인 / 주소|
|인용정보||피인용 횟수 : 29 인용 특허 : 3|
A disposable vacuum assisted filter funnel for filtering fluids into bottles. The bottle top filter forms a vacuum dependent seal with the mouth of the bottle. When fluid is introduced into the bottle top filter, the evacuated bottle draws the fluid through the filter into the bottle. The bottle top filter lacks a vacuum plenum between the vacuum source and the bottle. The bottle top filter may be manufactured from one molded piece.
A bottle top filter employing a vacuum source for filtering a fluid and passing the fluid into a bottle, the bottle top filter comprising: a funnel including a receptacle and a tube, the receptacle of said funnel for catching the fluid and directing the fluid into the tube, the tube connected to the receptacle and insertable into the bottle for channeling the fluid from the receptacle into the bottle, a filter support nested within the receptacle, a filter fitted into the receptacle over said filter support and supported by said filter support for filter...