| 摘要 |
PROBLEM TO BE SOLVED: To provide sealing structure capable of sealing a measuring instrument, under the condition where the measuring instrument is stored, without having to use a dedicated sealing screw, in the measuring instrument that requires verification seal. SOLUTION: In this sealing structure 100 having a measuring part 1 for measuring a quantity of electricity, a casing 4 for joining the first case 2 to the second case 3 for storing the measuring part 1 in its inside, and a sealing means 5 for forming the first case 2 and the second case 3 unable to be opened under the joined condition thereof, the sealing means 5 is constituted of a sealing protrusion 2a arranged in the first case 2, a protrusion through hole 3a arranged in the second case 3 and penetrating through with the sealing protrusion 2a, and a sealing gap 6 for covering the sealing protrusion 2a, under the condition where the sealing protrusion 2a is penetrated through the protrusion through hole 3a. COPYRIGHT: (C)2007,JPO&INPIT
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