Electric resistant thread-trimming device

Claim 1

A THREAD-TRIMMING DEVICE OF THE CHARACTER DESCRIBED, COMPRISING A SUCTION TUBE HAVING INLET AND OUTLET ENDS, SAID OUTLET END ADAPTED TO BE CONNECTED TO SUCTION MEANS, SAID INLET END HAVING A RESISTANCE WIRE DISPOSED THEREIN, AND A LOW VOLTAGE POWER SOURCE CONNECTED ACROSS SAID RESISTANCE WIRE TO HEAT IT TO THREAD SEVERING TEMPERATURE, A NOTCH BEING PROVIDED AT SAID INLET END OF THE SUCTION TUBE TO CHANNEL LOOSE THREADS INTO ENGAGEMENT WITH SAID RESISTANCE WIRE TRANSVERSELY THEREOF, SAID INLET END OF THE SUCTION TUBE BEING BEVELED AT AN ANGLE TO ENABLE AN OPERATOR TO HOLD SAID SUCTION TUBE COMFORTABLY IN THE HAND IN ORDER TO GUIDE IT MANUALLY ACROSS A PIECE OF FABRIC HAVING LOOSE THREAD ENDS, IN ORDER TO TRIM SAID THREAD ENDS FROM SAID FABRIC, THE RESISTANCE WIRE IN SAID SUCTION TUBE BEING DISPOSED IN PARALLEL RELATION TO SAID BEVELED END THEREOF IN ORDER TO SEVER THE THREAD AS CLOSELY AS POSSIBLE TO THE FABRIC WITHOUT DAMAGING SAID FABRIC, SAID SUCTION TUBE BEING RECTANGULAR IN CROSS-SECTION, THE RECTANGLE BEING RELATIVELY SHALLOW IN ONE TRANSVERSE DIRECTION AND RELATIVELY WIDE IN THE OTHER, WHEREBY SAID SUCTION TUBE MAY BE GUIDED UPON A SEWING MACHINE IMMEDIATELY ADJACENT THE NEEDLE PLATE AND FEED DOG IN ORDER TO BE IN CLOSE CONTACT WITH THE FABRIC WHICH IS BEING SEWN THEREON WITHOUT OBSTRUCTING THE MOVEMENT OF SAID FABRIC THROUGH THE SEWING MACHINE.