Patent ID: 7770266

Claim:
An apparatus comprising: an automotive vehicle trim panel; a central post elongated in a longitudinal direction and having a substantially flat longitudinal surface; a laterally enlarged umbrella affixed to a trailing end of the post; at least one head coupled to the umbrella opposite the post, the head being coupled to the trim panel; a pair of arms having ends flexibly coupled to at least one of the post and the umbrella; a rib internally extending from each of the arms, the rib being elongated in an elongated direction of each of the arms and having a lateral cross section smaller than that of the adjacent segment of the corresponding arm, the ribs being spaced away from the post when in their free positions and being moved to inward positions toward the post during arm compression; and a notch located on an external surface of each of the arms; wherein the post, umbrella, head, arms, ribs and notches are all a single polymeric piece.