| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a sealing structure of a case in which a lid is fixed to a case body through a seal member and which is made small in size. <P>SOLUTION: The sealing structure of the case has a lid 3 having a fringe part 30 of a cross-sectional U-shape on the outer periphery and an internal space 2a to be closed by the lid 3. It is provided with: a case body 2 in a box shape, which has a recessed part 20 to receive a bent portion 30c of the fringe part 30 on the outer peripheral face; a packing 6 that is installed at the aperture of the internal space 2a of the case body 2 and seals the internal space 2a by being pinched by the lid 3 and the case body 2; and a screw 5 that pressurizes the packing 6 by biasing the bent portion 30c of the fringe part 30 of the lid 3 arranged in the recessed part 20 from the lower side. The head portion 50 of the screw 5 is arranged on the bottom 2c side of the case body 2, and the screw portion 51 is arranged in the recessed part 20 of the case body 2 to be screwed to the bent portion 30c of the fringe part 30 of the lid 3. <P>COPYRIGHT: (C)2010,JPO&INPIT |
