Patent ID: 7946628
Filing Date: 2011-05-24
Classification: B23P,B64C,F16L,Y10T

Abstract:
1. A fitting installable in an opening in a structural work piece having a first side and a second side, the fitting comprising: a ring portion having an outer circumference and an inner circumference, the ring portion adapted to be radially expanded so as to establish an interference fit between the outer circumference of the ring portion and a portion of the work piece defining the opening; a flange dimensioned so as to abut against and extend in an outward radial direction from the ring portion along the work piece when the ring portion is positioned in the opening in the work piece; and a first coupling member extending from a first side of the ring portion such that at least a portion of the ring portion is between the flange and the first coupling member, the first coupling member being sized to pass through the opening in the work piece and having a maximum outer circumference that is smaller than the outer circumference of the portion of the ring portion before and after the ring portion has been radially expanded, the first coupling member having at least a minimum inner circumference and a first end section, the minimum inner circumference being larger than the inner circumference of the ring portion before and after expansion of the ring portion, the first end section configured to couple to a first device on the first side of the work piece.