| 摘要 |
PROBLEM TO BE SOLVED: To provide a water-tank temperature measuring apparatus that has a simple structure, does not require a rubber accessory as a member, and does not require a professional tool or professional technology for assembling.SOLUTION: The water-tank temperature measuring apparatus includes a rear casing member, a seal cover member, and a surface cover member. The rear casing member includes a cylindrical body assembly and a screw groove assembly. The seal cover member includes a position restriction seal ring assembly, a seal ring assembly, and a screw ring assembly. The sealing performance is secured by elastic deformation of the seal ring assembly.SELECTED DRAWING: Figure 3 |
