Dough mixing and kneading machine

Claim 1

A MACHINE FOR MIXING DOUGH FORMING MATERIALS SUPPLIED TO THE MACHINE AND KNEADING THE DOUGH, SAID MACHINE COMPRISING A DOUGH MIXING AND KNEADING CHAMBER HAVING AN INLET AND AN OUTLET, AN AGITATOR ROTATABLE MOUNTED WITHIN SAID CHAMBER, A FIRST ROTARY CONVEYOR WORM HAVING AN INLET AND AN OUTLET FOR FEEDING THE DOUGH FORMING MATERIALS TO THE INLET OF SAID CHAMBER AND FORCING THE MIXED AND KNEADED DOUGH OUT OF THE OUTLET OF THE CHAMBER, A SECOND CONVEYOR WORM HAVING AN INLET AND AN OUTLET MOUNTED ROTATABLY ABOUT AN AXIS PARALLEL TO BUT SPACED APART FROM THE ROTATIONAL AXIS OF THE FIRST WORM AND IN MESH WITH THE SAME, DRIVE MEANS FOR ROTATING SAID CONVEYOR WORMS IN THE SAME DIRECTION TO EFFECT SELF-CLEANING THEREOF; MEANS FOR FEEDING THE DOUGH-FORMING MATERIALS TO THE INLETS OF THE CONVEYORS WORMS, AND A COMMON HOUSING FOR BOTH SAID WORMS WHEREBY SAID ROTATING FIRST AND SECOND WORM SUBJECT THE DOUGH FORMING MATERIALS SUPPLIED TO THE WORMS TO A PRE-MIXING AND PREKNEADING ACTION TO THE WORM S TO A PRE-MIXING AND PREACTION IN SAID CHAMBER.