Means for preventing relative axial movement of a pin, spigot, shaft or the like and a member surrounding it Stud-and-socket releasable fastenings

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F16Engineering elements F16BDEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER

F16B21/00Means for preventing relative axial movement of a pin, spigot, shaft or the like and a member surrounding it Stud-and-socket releasable fastenings

F16B21/02Releasable fastening devices locking by rotation F16B21/04with bayonet catch F16B21/06Releasable fastening devices with snap-action F16B21/065with an additional locking element F16B21/07in which the socket has a resilient part F16B21/071the socket being integrally formed with a component to be fasted F16B21/073the socket having a resilient part on its inside F16B21/075the socket having resilient parts on its inside and outside F16B21/076the socket having a resilient part on its outside F16B21/078the socket having a further molded-in or embedded component F16B21/08in which the stud, pin, or spigot has a resilient part F16B21/082the stud, pin or spigot having two resilient parts on its opposite ends in order to connect two elements F16B21/084with a series of flexible ribs or fins extending laterally from the shank of the stud, pin or spigot, said ribs or fins deforming predominantly in a direction parallel to the direction of insertion of the shank F16B21/086the shank of the stud, pin or spigot having elevations, ribs, fins or prongs intended for deformation or tilting predominantly in a direction perpendicular to the direction of insertion F16B21/088the stud, pin or spigot being integrally formed with the component to be fastened F16B21/09Releasable fastening devices with a stud engaging a keyhole slot F16B21/10by separate parts F16B21/12with locking-pins or split-pins thrust into holes F16B21/125radially resilient or with a snap-action member F16B21/16with grooves or notches in the pin or shaft F16B21/165with balls or rollers F16B21/18with circlips or like resilient retaining devices F16B21/183internal F16B21/186external F16B21/20for bolts or shafts without holes, grooves, or notches for locking members F16B21/205the connecting means having gripping edges in the form of a helix