Abstract: A coupling element includes at least one coupling member having a first end and a second end, wherein the coupling member has a flat face on a first side thereof, at least one barb extending in cantilever manner from the flat face and depending away from the first end so as to hinder or prevent the removal of the coupling element from a bore in a surface of a first article into which the coupling member has been inserted from the first end.

Abstract: A connector assembly for connecting articles to one another including a male connector insertable into a substantially U shaped receiving channel defined by a respective female connector, the female connector being adapted to be located in a receiving recess formed, in use, in one of at least two articles to be connected together, the receiving recess including a pair of diverging side walls and a narrowed neck region, the neck region defining an opening of the receiving recess, at least one pair of opposing inwardly facing shoulders being defined in the side walls of the receiving recess, outer sides of the female connector including cooperating projections adapted to engage the opposing shoulders of the receiving recess when the female connector is inserted into the receiving recess to retain the female connector in the receiving recess.

Abstract: A connector assembly for connecting articles to one another including a male connector insertable into a substantially U shaped receiving channel defined by a respective female connector, the female connector being adapted to be located in a receiving recess formed, in use, in one of at least two articles to be connected together, the receiving recess including a pair of diverging side walls and a narrowed neck region, the neck region defining an opening of the receiving recess, at least one pair of opposing inwardly facing shoulders being defined in the side walls of the receiving recess, outer sides of the female connector including cooperating projections adapted to engage the opposing shoulders of the receiving recess when the female connector is inserted into the receiving recess to retain the female connector in the receiving recess.