Patent ID: 8905695

Claim:
A combination of a plate provided with at least one aperture and a fastening arrangement comprising: a threaded fastener including a head, a shank and a laterally expandable member; a bridging member provided on the shank of the fastener, the bridging member having an outer dimension so as to engage with material of the plate around the aperture therein and an aperture through which the shank passes, the aperture through which the shank passes having a dimension greater than the dimension of the shank but less than the dimension of the head, and an outer dimension greater than a dimension of the laterally expandable member in a first configuration but less than the dimension of the laterally expandable member in a second configuration; and a tubular member mounted on the shank of the threaded member between the head and the laterally expandable member, characterised in that the tubular member is provided internally thereof with a hollow cylinder of insulating material.