Fastening device, combination of fastening device, functional unit and receiving unit, and combination of a head-protective gear with such a fastening device

Abstract

A fastening device for releasably fastening a functional unit in a connection direction to a receiving unit. The fastening device comprises a functional unit comprising a functional unit abutment surface and a receiving unit comprising a receiving unit abutment surface. The functional unit abutment surface and the receiving unit abutment surface are configured to abut against each other in a connected state. The fastening device comprises at least one pair of magnets comprising at least one functional unit magnet allocated at or within a proximity to the functional unit abutment surface and at least one receiving unit magnet allocated at or within the proximity to the receiving unit abutment surface. The at least one functional unit magnet and the at least one receiving unit magnet exert an attractive force to each other.

Dependencies are inferred from the claim text.