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Sealing Plug for Closing Holes in Walls and the Like
According to one embodiment a sealing plug is provided that includes an elastic body and a stem assembled coaxially with respect to one another. The elastic body is suitable for being expanded radially by pulling on the free end of the stem, which projects out of the elastic body, once it is inserted into the hole to be plugged, the elastic body applying a closing pressure against the hole. The sealing plug also comprises an empty space, arranged between the elastic body and the stem, which is communicated with the outside, such that the entrance of fluid into the elastic body is allowed so that the fluid applies pressure against the elastic body, thereby increasing the closing pressure applied by the elastic body against the hole.
Sealing Plug for Closing Holes in Walls and the Like
According to one embodiment a sealing plug is provided that includes an elastic body and a stem assembled coaxially with respect to one another. The elastic body is suitable for being expanded radially by pulling on the free end of the stem, which projects out of the elastic body, once it is inserted into the hole to be plugged, the elastic body applying a closing pressure against the hole. The sealing plug also comprises an empty space, arranged between the elastic body and the stem, which is communicated with the outside, such that the entrance of fluid into the elastic body is allowed so that the fluid applies pressure against the elastic body, thereby increasing the closing pressure applied by the elastic body against the hole.
Sealing Plug for Closing Holes in Walls and the Like
ELDUAYEN MADARIAGA JUAN ANDRÉS (author) / SANCHEZ GARDUÑO JAVIER (author)
2017-10-05
Patent
Electronic Resource
English