Fastening apparatus
AssigneeNass Magnet GmbH
InventorWerner Leuschner
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Abstract
The invention relates to a fastening system comprising a nut and a counterpart, wherein for protection against torsion of the nut at least two fastening elements are provided which interengage as a projection and a depression. In order on the one hand to secure the nut against inadvertent loosening and on the other hand to facilitate simple manual operation in tightening and loosening, the nut is made from resilient material and is constructed integrally with one of the two fastening elements.
Claims17
Fastening apparatus comprising a nut member rotatable about an axis, and a counterpart member, said nut member having a bore and said members having confronting surfaces, one of said members having a fastening element comprising at least one projection and the other of said members having a fastening element comprising at least one depression in which said projection removably may be accommodated, said nut member being formed of resilient, flexible material and having at least one groove therein adjacent its associated fastening element to increase the flexibility of said nut member adjacent its associated fastening element, said groove being in that surface of said nut member which confronts the surface of said counterpart member.
Dependencies are inferred from the claim text.