EXPANSION ANCHOR WITH A NONAXISYMMETRIC RECESS

The invention relates to an expansion anchor having an anchor bolt, an expansion sleeve surrounding the anchor bolt, and an expansion body located in a front region of the anchor bolt, wherein the expansion body has a converging zone for expanding the expansion sleeve, and wherein the expansion body...

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Bibliographic Details
Main Author SHIMAHARA, HIDEKI
Format Patent
LanguageEnglish
Polish
Published 04.09.2023
Subjects
BLASTING
DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS ORMACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS,CLIPS, WEDGES, JOINTS OR JOINTING
ENGINEERING ELEMENTS AND UNITS
GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS
HEATING
LIGHTING
MECHANICAL ENGINEERING
THERMAL INSULATION IN GENERAL
WEAPONS
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Summary:The invention relates to an expansion anchor having an anchor bolt, an expansion sleeve surrounding the anchor bolt, and an expansion body located in a front region of the anchor bolt, wherein the expansion body has a converging zone for expanding the expansion sleeve, and wherein the expansion body is provided with at least one expansion body recess. According to the invention, the at least one expansion body recess is delimited by an expansion sleeve abutment wall, and the at least one expansion body recess has nonaxi-symmetric cross-section.
Bibliography:Application Number: PL20190728706T