Furniture assembly system

A ready to assemble sofa kit comprising a plurality of packaged subcomponents including:

• a seat box having at least one first interface plate defining at least one first bore hole;
• a back rest having a second interface plate defining at least one second bore hole corresponding to the at least one first bore hole, wherein the first bore hole comprises a larger diameter than the second bore hole;
• and a plurality of screwed fasteners each comprising a handle, an alignment portion and an shaft having a threaded portion, wherein the threaded portion of one of the plurality of screwed fasteners is insertable through the first bore hole and into the second bore hole for engagement within the second bore hole with the threaded portion to affix the seat box to the back rest;
• wherein the alignment portion of each of the plurality of screwed fasteners comprises an enlarged diameter portion and a tapered portion leading to the shaft, and wherein the enlarged diameter portion corresponds to the diameter of the first bore hole whereby the tapered portion may engage an edge of the first bore hole to shift the seat box relative to the back rest to bring the seat box and back rest into alignment.

A method of assembling a ready to assemble sofa, comprising:

• providing a ready to assemble sofa kit having:
• a seat box having at least one first interface plate defining at least one first bore hole, a back rest having a second interface plate defining at least one second bore hole corresponding to the at least one first bore hole, wherein the first bore hole comprises a larger diameter than the second bore hole, and a plurality of screwed fasteners each comprising a handle, an alignment portion and an shaft having a threaded portion, wherein the alignment portion of each of the plurality of screwed fasteners comprises an enlarged diameter portion and a tapered portion leading to the shaft;
• positioning the seat box and back rest such that the first and second interface plates are proximate to each other and the first and second bore holes are in alignment;
• inserting the shaft of at least one of the plurality of fasteners through the first and second bore holes until the threaded portion of the shaft engages the second bore hole;
• rotating the shaft by twisting the handle to pull the first and second interface surfaces together and affixing the seat box to the back rest;
• and engaging an edge of the first bore hole with the tapered surface of the alignment portion for shifting the position of the seat box relative to the back rest to correct any misalignment between the seat box and the back rest.