Water-tight door or window accessories special for civil
A watertight, civilian-use technology that can be used in sealing devices, flood control panels, and anti-war damage, and can solve problems such as sealing failures
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[0028] This solution refers to water-tight door or window fittings, especially for civil use. Specifically, the type fittings A1, A2 consist of an outer frame 1 fixed to the peripheral wall surrounding the opening to be sealed. One side of the external frame 1 has a symmetrical edge similar to the frame 11, and the frame 11 is arranged so that it protrudes toward the interior of the building.
[0029] In this case, there is a movable part or frame 2 of the accessory on the outer side of the accessory A1, A2. The moving part 2 has at least one hinge 3 and only opens outwards, that is, to overcome the pressure of the water 4 that may occur. When the frame 2 is in the closed position, its edge 21 presses on the corresponding at least one sealing device, which has a closed tubular chamber 5 that can be expanded. In this case, the sealing device 5 is located between the inner surface of the frame 11 of the outer frame 1 and the edge 21 of the frame 2 to ensure at least a minimum sealin...
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