Automatic coffee maker

A - Human Necessities – 47 – J

Patent

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Details

A47J 31/40 (2006.01) A47J 31/44 (2006.01)

Patent

CA 2284495

The invention concerns an automatic coffee maker (100) which has a low overall height and can be designed with a pleasing aesthetic appearance. Guided on a circular path (R) is a brewing block (32) with brewing chambers (25, 26) which assume three different working positions, the brewing pistons (29, 30) as well as the sieve/expulsion pistons being moved axially in the brewing chambers (25, 26). The brewing unit (1) is driven and controlled via spur gears and cam discs which are accommodated in two mutually opposite cam disc casings (59). According to the claimed method, the rotation to the three positions occurs in 30° steps, resetting being carried out through 60°.

L'invention concerne un distributeur automatique de café (100) de faible hauteur, permettant une réalisation esthétique plaisante. Sur une voie circulaire (R) se trouve un bloc à infusion (32) avec des chambres à infusion (25, 26) pouvant prendre trois positions de travail. Les pistons d'infusion (29, 30) ainsi que les pistons de tamisage et d'expulsion se déplacent axialement dans les chambres à infusion (25, 26). L'entraînement et la commande du groupe d'infusion (1) se fait par des pignons cylindriques et des cames tournantes situées dans deux logements à cames (59) en face l'un de l'autre. Selon le procédé de l'invention, la rotation pour atteindre les trois positions se fait par pas de 30 DEG , le retour à la position initiale étant de 60 DEG .

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