Mixing or kneading machines for the preparation of dough

AHUMAN NECESSITIES A21Baking A21CMACHINES OR EQUIPMENT FOR MAKING OR PROCESSING DOUGHS HANDLING BAKED ARTICLES MADE FROM DOUGH

A21C1/00Mixing or kneading machines for the preparation of dough

A21C1/003Plant; Systems A21C1/006Methods A21C1/02with vertically-mounted tools Machines for whipping or beating A21C1/04with inclined rotating mixing arms or levers A21C1/06with horizontally-mounted mixing or kneading tools Worm or screw mixers A21C1/065Worm or screw mixers A21C1/08with rollers A21C1/083by calendering A21C1/086having a receptacle rotating about a vertical axis cooperating with rotary rollers A21C1/10with additional aerating apparatus for the manufacture of aerated doughs A21C1/105the gas being introduced through the shaft of a rotary tool A21C1/12for the preparation of dough directly from grain A21C1/14Structural elements of mixing or kneading machines; Parts; Accessories A21C1/1405Tools A21C1/141having mixing or cutting elements essentially perpendicular to their axes A21C1/1415Shafts; Heads therefor A21C1/142Feeding mechanisms A21C1/1425for feeding in measured doses A21C1/143using pneumatic means A21C1/1435for liquids A21C1/144Discharge mechanisms A21C1/1445using tiltable receptacles; Tilting mechanisms therefor A21C1/145Controlling; Testing; Measuring A21C1/1455Measuring data of the driving system A21C1/146Measuring properties of the dough A21C1/1465Drives A21C1/147for planetary motion A21C1/1475Brakes therefor A21C1/148Safety arrangements A21C1/1485Doors; Closures; Operating A21C1/149Receptacles A21C1/1495Arrangements for cooling or heating ; Arrangements for applying super- or sub-atmospheric pressure