Method for preparing a coffee beverage and a coffee machine for performing the method

A coffee machine comprising:

• a frame means;
• a brewing chamber arranged in said frame means and having a first brewing chamber portion and a second brewing chamber portion, said first and second brewing chamber portions being sealingly joined together to form said brewing chamber;
• means for supplying hot water to said brewing chamber;
• means for opening said brewing chamber by separating said first and second portions thereof from each other to enable a portion of coffee powder to be loaded into said brewing chamber and to be removed from said brewing chamber, respectively, and for closing said brewing chamber by joining together said first and second portions thereof to enable a coffee beverage to be brewed by feeding hot water into said brewing chamber containing said portion of coffee powder;
• said first brewing chamber portion being fixedly connected to said frame means and said second brewing chamber portion being movable relative to said frame means toward and away from said first brewing chamber portion and being rotatable with respect to said first brewing chamber portion and said frame means;
• and
• a catch member operatively coupled to said second brewing chamber portion and adapted to positively engage an initial portion of a transporting tape containing a plurality of coffee powder portions arranged therealong.