connector members 26 which are first positioned immediately above the female connector members and then forcibly moved downwardly to snugly enter and engage the female connector members 28 each of the tapered male connector members 26 fig9 comprises a steel plate having a plurality of mounting apertures 30 through which screws 32 fig8 extend for attachment of the tapered male connector member 26 to the sides of the chair back 24 shown in fig8 a spacer member 34 protrudes from the lower end of the tapered male connector member 26 and engages the side surface 25 fig8 of the chair back component so that the lower end 36 of the tapered male connector member 26 is spaced away from the surface 25 so that it is aligned with and can easily enter the open upper end of the female connector member 28 the female connector member 28 includes countersunk screw receiving mounting apertures 40 in which screws 42 are provided for attachment of the tapered female connecting member 28 to the rear surfaces 29 of the chair base component 22 additionally each tapered female connector member 28 includes a base plate 44 in which the countersunk apertures 40 are provided two side plates 46 oriented perpendicularly to base plate 44 define the side edges of the female connector member and.