Loop attachment device and loop material

Abstract

This invention allows loops to be readily replaced and costumes to be less damaged even when replacement is repeated. A loop attachment device for attaching a loop as a catch for a hook to a material subjected to attachment is provided, the device including: a penetration mechanism configured to cause a loop material to penetrate the material subjected to attachment from a plurality of points, the loop material being configured to be the loop; a bending mechanism configured to bend penetrating portions of the loop material penetrating from the plurality of penetration points in directions to meet each other; and a melting mechanism configured to melt meeting portions of the loop material bent by the bending mechanism to form the loop.

1 . A loop attachment device for attaching a loop as a catch for a hook to a material subjected to attachment, the device comprising:
 a penetration mechanism configured to cause a loop material to penetrate the material subjected to attachment from a plurality of points, the loop material being configured to be the loop;   a bending mechanism configured to bend penetrating portions of the loop material penetrating from the plurality of penetration points in directions to meet each other; and   a melting mechanism configured to melt meeting portions of the loop material bent by the bending mechanism to form the loop.   
     
     
         2 . The loop attachment device according to  claim 1 , wherein the device has either a first or second configuration, the first configuration causing an operation of bending the loop material by the bending mechanism to proceed simultaneously with an operation of penetrating the loop material by the penetration mechanism, and the second configuration causing the operation of bending the loop material by the bending mechanism to proceed after the operation of penetrating the loop material by the penetration mechanism. 
     
     
         3 . The loop attachment device according to  claim 2 , wherein melting of the loop material by the melting mechanism proceeds after or simultaneously with the operations of penetrating and bending the loop material by the penetration mechanism and the bending mechanism. 
     
     
         4 . The loop attachment device according to  claim 3 , wherein
 the melting mechanism has a heating element or has the heating element and a heat storage to store heat from the heating element, and   the device has either a third or fourth configuration, the third configuration causing the loop material to start melting by contact of the heating element or the heat storage with the loop material, and the fourth configuration causing the loop material to start melting by heating of the heating element.   
     
     
         5 . The loop attachment device according to  claim 1 , wherein
 the device has an upper structure and a lower structure, each structure rotatably connected to each other at a longitudinal end,   the upper structure has the penetration mechanism and a holding and pressing mechanism for the loop material causing the loop material to be held and to be pressed against a side of the penetration mechanism,   the lower structure has the bending mechanism and the melting mechanism,   closure of the upper structure and the lower structure at another end of each structure causes the operation of bending the loop material by the bending mechanism to proceed simultaneously with the operation of penetrating the loop material by the penetration mechanism, and   the device has either a fifth or sixth configuration, the fifth configuration causing the melting mechanism to be actuated by further closing the upper structure and the lower structure at the another end of each structure after the operations of penetrating and bending the loop material by the penetration mechanism and the bending mechanism, and the sixth configuration causing the bending of the loop material by the bending mechanism, the penetration of the loop material by the penetration mechanism, and the melting of the loop material by the melting mechanism to simultaneously proceed by the closure of the upper structure and the lower structure at the another end of each structure.   
     
     
         6 . The loop attachment device according to  claim 5 , wherein
 the loop material has a U shape provided with two legs at both ends of a crown, each leg having a sharp distal end, and   the penetration mechanism pushes the crown of the loop material in a direction of the material subjected to attachment.   
     
     
         7 . The loop attachment device according to  claim 5 , wherein
 the loop material has a thread shape or a string shape, and   the penetration mechanism has two needle-shaped members, each member provided with a through hole to pass the loop material, and causes the through holes to pierce through the material subjected to attachment.   
     
     
         8 . The loop attachment device according to  claim 1 , further comprising a notification mechanism configured to notify actuation of the melting mechanism. 
     
     
         9 . The loop attachment device according to  claim 1 , further comprising a cooling mechanism configured to suppress overheating of the melting mechanism. 
     
     
         10 . The loop attachment device according to  claim 1 , further comprising a loop cutting mechanism configured to be suitable for cutting the loop attached to the material subjected to attachment. 
     
     
         11 . A loop material for use in the loop attachment device according to  claim 6 , wherein
 the loop material has a U shape provided with two legs at both ends of a crown, each leg having a sharp distal end, and   the loop material is made of a material melting at a temperature lower than a melting point of any component of the penetration mechanism, the melting mechanism, and the bending mechanism.   
     
     
         12 . The loop material according to  claim 11 , wherein the loop material includes a plurality of loop materials linked to each other as one unit, and the one unit or a plurality of units of the loop materials are installed in the holding and pressing mechanism for use. 
     
     
         13 . The loop material according to  claim 11 , wherein the crown has a surface facing the material subjected to attachment, the surface having undergone anti-slip treatment.