The ambition with LAZY was to design a sofa bed according to a new and simple principle. The result is an idea whereby the back of the bed flips backwards in a single movement, then it becomes a part of the mattress.
Cut legs A & rails B, C to size. Cut hand hole & mortises for hinges in back rail. Cut half lap joints in legs & rails. Lay assembly on bench & clamp swing-leg assemblies on top in open position. Make sure top edges & outside faces of swing-leg rails