(57) The frame for a chair is composed of a thin tubular back member 18 whose ends slot
into the first ends 20a, 22b of thicker tubular arm members 20, 22, whose second ends
20c, 22d in turn slot into ends 24c, 26d of still thicker tubular seat support members
24, 26. After assembly, the second ends 24e, 26e of the seat support members 24, 26
are attached to a pedestal and a seat and back are attached to the frame. The tubular
members of the frame are fitted together, laid out flat, a plastics cladding is then
moulded on to the flat frame which is subsequently bent into its final configuration.
The cladding holds the tubular members together, In a modified embodiment the tubular
members are individually clad and are held together by fastening devices such as bayonet
devices. The differing tube diameters provide ergonomic yielding of the frame.
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