| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To prevent a situation that a washing fluid is mixed into a beverage container from occurring without making a washing operation complicated. <P>SOLUTION: When a feeding hole 21d of a spare valve 20 provided on the beverage container 10 is opened, a first communicating passage which reaches the inside of the beverage container 10 from a suction opening 31d1 through a suction passage 31d, a connecting hole 31c of a head main body 31, a communicating opening 32f of a flange part 32c, a feeding hole 21d of the spare valve 20 and a communication hole 21c of a valve case 21, and furthermore, reaches a cooling pipeline 41 of a beer dispenser through a feeding tube 22, a discharging hole 22b, a discharging passage 32e and a discharging opening 32e1, is constituted. On the other hand, when the feeding hole 21d of the spare valve 20 is closed, a second communicating passage which reaches the suction passage 31d and the connecting hole 31c of the head main body 31 from the suction opening 31d1, but does not reach the inside of the beverage container 10, and reaches the cooling pipeline 41 of the beer dispenser through the discharging passage 32e of a plunger 32 and its discharging opening 32e1, is constituted. <P>COPYRIGHT: (C)2006,JPO&NCIPI</p> |
