| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an engaging structure assuring easy opening, closing and removal of a door and to provide a signboard having this engaging structure. <P>SOLUTION: The structure includes a box-shaped case 1 and the door 2 installed on the front face side of the case 1 to be openable and closable, wherein the door 2 has a window 3 able to exhibit the matter to be indicated, while the case 1 is fitted internally with a light source 4 to irradiate the window 3 from behind, and on the upper front side of the case 1, a receptacle 5 protruding upward is formed. The receptacle 5 has an arcuate oversurface, and the top of the door 2 is curved toward the case 1 so as to form an approximately J-shaped curvature 6, which is engaged with the receptacle 5. A circumscribing piece 7 is screwed to the oversurface of the case 1, and this piece 7 forms a gap 8 in which the curvature 6 is slidable together with the receptacle 5. <P>COPYRIGHT: (C)2011,JPO&INPIT |
