| 摘要 |
In an anchor for use in a construction panel which includes upper and lower cover plates, wherein the anchor includes a cylinder body, a displacement body and a cement container provided with desired rupture locations and installed in the cylinder body and the cylinder body is provided with engagement elements for extending behind the upper cover plate, the cement container includes at least two chambers separated by an intermediate wall and is provided with an upper and a lower opening each closed by a thin-walled rupturable foil, with the intermediate wall being also rupturable by the displacement member upon movement thereof into the cylinder body.
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