System for securing an anchor in a mineral substrate

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 12234851
APP PUB NO 20220299059A1
SERIAL NO

17632005

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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Disclosed herein is a system for fastening an anchor in a borehole in a mineral substrate, in particular concrete, mortar or masonry, comprising an anchor having a core section and a thread section, and a grooving tool for grooving an internal thread in the borehole, the grooving tool comprising the following: a base body having a leading and a trailing end, a force application device being provided, via which a torque for screwing the grooving tool into the borehole and for grooving the thread is transmitted to the base body, the base body having an outer surface on which a grooving thread is formed, which is suitable for grooving the internal thread into the wall of the borehole, the following applying to the ratio of the length heff of the thread section of the anchor and the nominal diameter db of the borehole: heff/db≥10.0, preferably ≥12.0, particularly preferably ≥15.0, and in particular ≥30.0.

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Patent Owner(s)

  • LUDWIG HETTICH HOLDING GMBH & CO. KG

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Heck, Andreas Koenigsfeld-Neuhausen, DE 7 5
Hettich, Ulrich Schramberg, DE 23 204

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