Patent ID: 6984096

Claim:
A device fastener for connection with an associated support, with an associated panel element, the device comprising: an engaging element adapted to be embedded in an opening of the associated support, the engagement element including a plurality of spaced apart spreader elements, arranged around the engaging element; an elongated connecting element generally defing an axis and including an upper part connectable a lower part, and a neck-shaped intermediate region between the upper part and the lower part, locking elements located along the intermediate region; an intermediate element, surrounding the intermediate region adjacent the associated support and having slots and counter-locking elements adapted to be selectively locked with the locking elements and wherein the intermediate region of the connecting element includes a first region I and a second region II of the locking elements separated by an intermediate neck, in a pre-assembly state, the first region I, and in a final assembly state, the second region II of the locking elements are locked with said counter-locking elements of the intermediate element and that in final assembly E, the spreader elements of the engaging element, in the region of the support opening, are simultaneously spread apart by the lower part of the connecting element; a sealing element arranged between the intermediate element and the engaging element, and being configured to act upon the top surface of the associated support; and, at least two diagonally opposing first cross-pieces selectively embeddable along said axis into said slots of the intermediate element.