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An unassembled IKEA flat-pack stool. Ready-to-assemble furniture (RTA), also known as knock-down furniture (KD), flat-pack furniture, or kit furniture, is a form of furniture that requires customer assembly. The separate components are packed for sale in cartons which also contain assembly instructions and sometimes hardware.
IKEA Concept Centre in Delft – the head office of Inter IKEA Systems B.V. which owns the IKEA trademark and concept. The net profit of IKEA Group (which does not include Inter IKEA systems) in fiscal year 2009 (after paying franchise fees to Inter IKEA systems) was €2.538 billion on sales of €21.846 billion. Because INGKA Holding is owned ...
Robinson's system called for standard 2×4 lumber, nailed together to form a sturdy, light skeleton. Builders were reluctant to adopt the new technology; however, by the 1880s, some form of 2×4 framing was standard. [25] Alternatively, a precursor to the balloon frame may have been used by the French in Missouri as much as 31 years earlier. [17]
A diagrid (a portmanteau of diagonal grid) is a framework of diagonally intersecting metal, concrete, or wooden beams that is used in the construction of buildings and roofs. [1] It requires less structural steel than a conventional steel frame. Hearst Tower in New York City, designed by Norman Foster, uses 21 percent less steel than a standard ...
A classification for the structural system of a high-rise was introduced in 1969 by Fazlur Khan and was extended to incorporate interior and exterior structures. The primary lateral load-resisting system defines if a structural system is an interior or exterior one. [2] The following interior structures are possible: Hinged frame; Rigid frame
The IKEA Catalogue (US spelling: IKEA Catalog; Swedish: Ikea-katalogen) was a catalogue published annually by the Swedish home furnishing retailer IKEA. First published in Swedish in 1951, [ 1 ] the catalogue was considered to be the main marketing tool of the company and, as of 2004, consumed 70% of its annual marketing budget. [ 2 ]
In structural engineering, a rigid frame is the load-resisting skeleton constructed with straight or curved members interconnected by predominantly rigid connections, which resist movements induced at the joints of members.
Steel frame structure Rectangular steel frame, or "perimeter frame" of the Willis building (at right) contrasted against the diagrid frame at 30 St Mary Axe (at center), in London. Steel frame is a building technique with a " skeleton frame" of vertical steel columns and horizontal I-beams , constructed in a rectangular grid to support the ...