Piezoelectric tube for applying liquid to running strands

Claim 1

APPARATUS FOR SPINNING ARTIFICAL YARN COMPRISING A SPINNERET, A SPINNING CHAMBER FOR HOUSING SAID SPINNERET AND SUPPORTING IT IN A DESIRED POSITION, DUCT MEANS FOR SUPPLYING THE FILAMENT-FORMING MATERIAL TO THE SPINNERET EXTENDING THROUGH A WALL OF THE CHAMBER, CONDUIT MEANS FOR SUPPLYING A LIQUID COAGULANT TO THE CHAMBER, AN OPENING IN SAID CHAMBER IN SPACED OPPOSED RELATION WITH THEE FACE OF THE SPINNERET, A CONDUIT CONNECTED WITH THE CHAMBER TO PLACE SAID OPENING IN ALIGNMENT WITH THE INTERIOR OF THE CONDUIT, THE CONDUIT EXTENDING AWAY FROM THE CHAMBER IN A DIRECTION GENERALLY PERPENDICULAR WITH RESPECT TO THE FACE OF THE SPINNERET AND TERMINATING IN A LIQUID RECIEVER, GUIDE MEANS FOR ALLIGNING THE YARN GENERALLY ALONG THE AXIS OF THE CONDUIT AS IT PROCEEDS THERETHROUGH AND AWAY FROM THE SPINNERET, SAID CONDUIT COMPRISING A PIEZOELECTRIC MATERIAL, CURRENT-CONDUCTING MEANS FOR SUBSTANTIALLY COVERING THE OUTER SURFACE OF THE CONDUIT, CURRENT-CONDUCTING MEANS IN CONTACT WITH THE LIQUID COAGULANT WHICH ENTERS AND TRAVERSES THE CONDUIT, SAID CURRENT-CONDUCTING MEANS CONSTUITUTING PORTIONS OF AN ALTERNATING CURRENT-SUPPLYING CIRCUIT, MEANS FOR APPLYING A CURRENT OF ULTRASONIC FREQUENCY TO SAID CIRCUIT, AND COAGULANT SUPPLY MEANS CONNECTED WITH SAID COAGULANT SUPPLY DUCT FOR MAINTAINING THE CONDUIT FULL OF LIQUID.