| 摘要 |
<p>1. Household coffee machine, comprising in a housing (10) a cold water tank (12) and an instantaneous water heater (14) supplied by said tank, said instantaneous water heater in turn supplying an overflow (18) for perfusing a filter (20), wherein said filter is retained over the housing (10) above a removable coffee pot (22) and is provided at its bottom with an outlet means equipped with a closure mechanism which includes a shutter member formed with an actuating button controlled by a finger (34), said finger being movable relative to the housing (10) and the displacement of which is effected by the movements during insertion and removal of the coffee pot (22) in such a way that the removal causes complete closure of said closure mechanism while insertion causes opening thereof due to the action of said movable finger (34), characterized in that the water passage means at the bottom of said filter (20) consists of two outlet apertures (26 and 28) of different cross-section, one (26) of said apertures having a large cross-section for rapid passage of the filtrate and the other one (28) having a small cross-section for slow passage of the filtrate, and that said closure mechanism comprises two shutter members (30 and 32) which respectively cooperate with said apertures (26 and 28) and are each provided with an actuating button (40), and that said filter (20) is disposed on said housing (10) so as to be movable between a first position, in which the actuating button (40) of said first shutter member (30) is within the operating range of said finger (34) while the actuating button (40) of said second shutter member (32) is out of the range of said finger, and a second position, in which the actuating button (40) of said second shutter member (32) is within the operating range of said finger (34) while the actuating button (40) of said first shutter member (30) is out of the range of said finger.</p> |
