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US 11,137,009 B2Granted
Anchor rod for a chemical anchor system
AssigneeHilti Aktiengesellschaft
InventorMartin Kuhn
Life of this patent
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Abstract
The invention relates to an anchor rod (10) for a chemical anchor system for use in a bore hole filled with mortar mass, which anchor rod has an anchoring region (12), which comprises the front end (16) of the anchor rod (10), and a connecting region (14), which has a thread (24) and, at the front end of the connecting region, a transition region (28), wherein the thread (24) is provided at least partially in the transition region (28) and is sealed with a coating (30) in the transition region (28).
Claims12
An anchor rod for a chemical anchor system for use in a borehole filled with a curable compound, said anchor rod comprising:
- an anchoring region that comprises a front end, and
- a connecting region adjacent to the anchoring region and comprising a thread, a coating, and a front end with a transition region, wherein the thread is provided at least partly in the transition region and is sealed with the coating in the transition region, and the coating includes a sealing compound that extends between turns of the thread surrounded by the curable compound and wherein:
- the coating has a thickness greater than a height of the thread,
- the sealing compound of the coating includes a material that is partly removable to continuously uncover the thread when a female thread complementary to the thread turns coated portions of the thread, and
- the material that is partly removable comprises wax.
2 more elements
Dependencies are inferred from the claim text.