Patent ID: 8156858

Claim:
Apparatus for the regulation of operation parameters, in particular pressure, in a coffee machine, comprising: a commands inputting device arranged for commanding operation of said machine during an operative mode and for setting operation parameters chosen among a plurality of operation parameters during an operative parameters programming mode; a control device having memory means, said control device connected to said commands inputting device and arranged, during said parameters programming mode, to store said parameters in said memory means; wherein said commands inputting device comprises a plurality of keys alternatively arranged to activate the supply of different types of coffee during said operative mode; to modify and store values of said operation parameters during said parameters programming mode; and to command switching from said operative mode to said parameters programming mode and vice-versa; and wherein said apparatus comprises a plurality of light or sound emitting elements connected to said control device, that, during said parameters programming mode are actuatable by said control device to emit light or sound at different frequency, respectively, according to configurations having each a predetermined meaning to signal during said parameters programming mode a corresponding value of the operation parameter chosen among a plurality of operation parameters and inputted through said commands inputting device set by said keys.