| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide the spreading method of a spreading material and the spreading structure of the spreading material, capable of not only strongly tightening and spreading the spreading material to a frame body but also preventing the spreading material from being damaged when spreading the spreading material, facilitating spreading work of the spreading material, and manufacturing the frame body at a low cost without using a complex and expensive die. <P>SOLUTION: A side auxiliary frame material 10 is mounted movably in the spreading direction of the spreading material 2 on a part of a surface of a main frame material 6; the outer peripheral edge part of the spreading material 2 is inserted from the outer side to the inner side to an inward recessed groove 13 provided between the side auxiliary frame material 10 and the main frame material 6; and by a bolt 19 and a nut 20 provided on the main frame material 6, the side auxiliary frame material 10 is drawn in the pulling direction of the spreading material 2 and the spreading material 2 is spread on the surface of the main frame material 6. <P>COPYRIGHT: (C)2013,JPO&INPIT |
