Machine for the fabrication of hardenable foamy plastic

Claim 1

A MACHINE FOR CONTINUOUSLY MANUFACTURING HARDENABLE FOAM, SAID MACHINE COMPRISING A COARSE FORM PRODUCING UNIT AND AN AGITATOR UNIT COMPRISING A DRUM-LIKE CONTAINER HAVING FRONT AND REAR ENDS AND END WALLS CLOSING SAID ENDS, SAID PRODUCTING UNIT COMPRISING A CASING CONNECTED WITH THE FRONT END OF THE CONTAINER OF THE AGITATOR UNIT, A FINE-MESH SIEVE HORIZONTALLY LOCATED WITHIN SAID CASING AND SEPARATING THE INTERIOR OF SAID CASING INTO AN UPPER CHAMBER AND A LOWER CHAMBER, A PIPE CONNECTED WITH SAID CASING FOR SUPPLYING COMPRESSED AIR TO SAID LOWER CHAMBER, AND A DUCT CONNECTED WITH SAID CASING FOR SUPPLYING A FORM-FORMING CATALYST-CONTAINING LIQUID TO SAID UPPER CHAMBER, SAID DUCT HAVING AN OPENING DIRECTED AGAINST SAID SIEVE FOR MAINTAINING A LAYER OF SAID LIQUID THEREON; SAID UPPER CHAMBER BEING IN COMMUNICATION WITH THE INTERIOR OF THE AGITATOR UNIT CONTAINER TO TRANSMIT COARSE FOAM THERETO, A PLURALITY OF HORIZONTAL SHAFTS EXTENDING THROUGH THE AGITATOR UNIT CONTAINER, A PLURALITY OF WIRE BRISTLE ROLLERS CARRIED UPON SAID SHAFTS AND EXTENDING FROM THE FRONT END OF THE RARE END OF THE AGITATOR UNIT CONTAINER, A MOTOR DRIVE CONNECTED WITH SAID SHAFTS FOR DRIVING AT LEAST SOME OF SAID WIRE BRISTLE ROOLERS IN OPPOSITE DIRECTION FROM OTHER WIRE BRISTLE ROLLERS, A PIPE CONNECTED WITH THE AGITATOR UNIT CONTAINER ADJACTENT THE RARE END THEREOF FOR INTRODUCING A LIQUID POLYCONDENSABLE SYNTHETIC RESIN THEREINTO, A VALVE IN THE LAST-MENTIONED PIPE, AND A FOAM-REMOVING PIPE CONNECTED WITH THE AGITATOR UNIT CASING ADJECENT THE REAR END THEREOF.