EINSTECKBARE UND UM EINE VIERTELDREHUNG VERDREHBARE BEFESTIGUNGSANORDNUNG

摘要

A plug-in, quarter turn attachment assembly includes a first element with a D-shaped male plug portion insertable into a corresponding D-shaped aperture in a second element, the male plug portion having a grooved cammed surface of an axial extent such that when the first element is rotated a quarter turn relative to the second element, these elements are axially secured together and are releasably retained by a compression spring that is supported on the male plug portion for rotation therewith and is provided with raised beads engageable in corresponding grooves provided for this purpose on the second element.