| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a controller excellent in security, while preventing illegal opening. <P>SOLUTION: This controller uses security screws 44 each comprising: a cylindrical screw member 61 having a tip part formed in a split shape and engagement faces formed in the peripheral face of the split part; and a core member 62 to be inserted through the screw member 61, and expanding the split part, accordingly. By inserting the core members 62 through the screw members 61 while the screw members 61 are inserted into screw reception parts 49 and a screw insertion part 52a formed over a caulking cover member 42 and a base member 41, expanding the split part, and engaging the engagement faces with the inner circumferential faces of the screw reception parts 29, the base member 41 and the caulking cover member 42 are integrated with each other. <P>COPYRIGHT: (C)2013,JPO&INPIT |
