with bayonet catch

Full Title

Means for preventing relative axial movement of a pin, spigot, shaft or the like and a member surrounding it (riveted or deformable spigots F16B19/04; for gudgeon pins F16J1/18); Stud-and-socket releasable fastenings > Releasable fastening devices locking by rotation (with snap-action F16B21/06; studs or coupling pins with resilient protrusions F16B21/08) > with bayonet catch