|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||222/209 ; 222/383 ; 222/3865 ; 222/131|
|발명자 / 주소|
|인용정보||피인용 횟수 : 19 인용 특허 : 4|
The liquid storing volume of rigid dispenser tank is varied by inflation of a gas impermeable bladder with pressurized air to maintain the liquid beverage under pressure. The bladder is inserted or withdrawn from the tank through a releasably sealed opening. The dispenser includes a locked closure positioned in underlying relation to a flexible jacket for the tank.
In a portable beverage dispenser having a container within which liquid is stored, a liquid dispensing valve connected to the container and pump means for pressurizing the liquid within the container including, a flexible bladder disposed within the container and passage means connecting the pump means to the bladder for inflation thereof to effect said pressurization of the liquid, said container comprising a relatively rigid wall and flexible jacket means mounted externally on the rigid wall, through which the dispensing valve and the passage means ext...