Expansion anchor with a swelling element for securing the sleeve
First Claim
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1. An expansion anchor comprising:
- a stud; and
at least one expansion element arranged on the stud,the stud having a slanted surface pushing the expansion element on the stud radially outwards when the stud is moved in a pull-out direction relative to the expansion element;
the expansion anchor having at least one swelling element including a swellable compound swellable in order to secure the expansion element onto a wall of a drilled hole in the pull-out direction.
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Abstract
An expansion anchor including a stud and at least one expansion element arranged on the stud, whereby the stud has a slanted surface that pushes the expansion element radially outwards when the stud is moved in a pull-out direction, relative to the expansion element is provided. It is provided that the expansion anchor has at least one swelling element consisting of a swellable compound that can swell in order to secure the expansion element onto the wall of a drilled hole in the pull-out direction.
19 Citations
9 Claims
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1. An expansion anchor comprising:
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a stud; and at least one expansion element arranged on the stud, the stud having a slanted surface pushing the expansion element on the stud radially outwards when the stud is moved in a pull-out direction relative to the expansion element; the expansion anchor having at least one swelling element including a swellable compound swellable in order to secure the expansion element onto a wall of a drilled hole in the pull-out direction. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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Specification