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Cavetto
A cavetto is a concave moulding with a regular curved profile that is part of a circle, widely used in architecture as well as furniture, picture frames, metalwork and other decorative arts. In describing vessels and similar shapes in pottery, metalwork and related fields, "cavetto" may be used of a variety of concave curves running round objects. The word comes from Italian, as a diminutive of ''cave'', from the Latin for "hollow" (it is the same root as cave). A vernacular alternative is "cove", most often used where interior walls curve at the top to make a transition to the roof, or for "upside down" cavettos at the bases of elements. The cavetto moulding is the opposite of the convex, bulging, ovolo, which is equally common in the tradition of Western classical architecture. Both bring the surface forward, and are often combined with other elements of moulding. Usually they include a curve through about a quarter-circle (90°). A concave moulding of about a full semi-ci ...
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Cavetto Cornice
A cavetto is a concave moulding with a regular curved profile that is part of a circle, widely used in architecture as well as furniture, picture frames, metalwork and other decorative arts. In describing vessels and similar shapes in pottery, metalwork and related fields, "cavetto" may be used of a variety of concave curves running round objects. The word comes from Italian, as a diminutive of ''cave'', from the Latin for "hollow" (it is the same root as cave). A vernacular alternative is "cove", most often used where interior walls curve at the top to make a transition to the roof, or for "upside down" cavettos at the bases of elements. The cavetto moulding is the opposite of the convex, bulging, ovolo, which is equally common in the tradition of Western classical architecture. Both bring the surface forward, and are often combined with other elements of moulding. Usually they include a curve through about a quarter-circle (90°). A concave moulding of about a full semi-ci ...
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Ovolo
The ovolo or echinus is a convex decorative molding profile used in architectural ornamentation. Its profile is a quarter to a half of a more or less flattened circle. The 1911 edition of ''Encyclopædia Britannica'' says:adapted from Ital. ''uovolo'', diminutive of ''uovo'', an egg; other foreign equivalents are Fr. ''ove'', ''échine'', ''quart de rond''; Lat. ''echinus''... s usedin architecture, ora convex moulding known also as the echinus, which in Classic architecture was invariably carved with the egg and tongue. In Roman and Italian work the moulding is called by workmen a quarter round. The "egg and tongue" referred to, also known as egg-and-dart, egg-and-anchor, or egg-and-star, refers to alternating egg and V-shapes enriching the surface of the concave ovolo in many early cases. The description of ovolo as the fundamental convex quarter-round element underlying or being combined with other elements to compose molding, details on column capitals, and other archi ...
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Molding (decorative)
Moulding (spelled molding in the United States), or coving (in United Kingdom, Australia), is a strip of material with various profiles used to cover transitions between surfaces or for decoration. It is traditionally made from solid milled wood or plaster, but may be of plastic or reformed wood. In classical architecture and sculpture, the moulding is often carved in marble or other stones. A "plain" moulding has right-angled upper and lower edges. A "sprung" moulding has upper and lower edges that bevel towards its rear, allowing mounting between two non-parallel planes (such as a wall and a ceiling), with an open space behind. Mouldings may be decorated with paterae as long, uninterrupted elements may be boring for eyes. Types Decorative mouldings have been made of wood, stone and cement. Recently mouldings have been made of extruded PVC and Expanded Polystyrene (EPS) as a core with a cement-based protective coating. Synthetic mouldings are a cost-effective alternative ...
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Molding (decorative)
Moulding (spelled molding in the United States), or coving (in United Kingdom, Australia), is a strip of material with various profiles used to cover transitions between surfaces or for decoration. It is traditionally made from solid milled wood or plaster, but may be of plastic or reformed wood. In classical architecture and sculpture, the moulding is often carved in marble or other stones. A "plain" moulding has right-angled upper and lower edges. A "sprung" moulding has upper and lower edges that bevel towards its rear, allowing mounting between two non-parallel planes (such as a wall and a ceiling), with an open space behind. Mouldings may be decorated with paterae as long, uninterrupted elements may be boring for eyes. Types Decorative mouldings have been made of wood, stone and cement. Recently mouldings have been made of extruded PVC and Expanded Polystyrene (EPS) as a core with a cement-based protective coating. Synthetic mouldings are a cost-effective alternative ...
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Cornice
In architecture, a cornice (from the Italian ''cornice'' meaning "ledge") is generally any horizontal decorative moulding that crowns a building or furniture element—for example, the cornice over a door or window, around the top edge of a pedestal, or along the top of an interior wall. A simple cornice may be formed just with a crown, as in crown moulding atop an interior wall or above kitchen cabinets or a bookcase. A projecting cornice on a building has the function of throwing rainwater free of its walls. In residential building practice, this function is handled by projecting gable ends, roof eaves and gutters. However, house eaves may also be called "cornices" if they are finished with decorative moulding. In this sense, while most cornices are also eaves (overhanging the sides of the building), not all eaves are usually considered cornices. Eaves are primarily functional and not necessarily decorative, while cornices have a decorative aspect. A building's projecti ...
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Etruscan Architecture
Etruscan architecture was created between about 900 BC and 27 BC, when the expanding civilization of ancient Rome finally absorbed Etruscan civilization. The Etruscans were considerable builders in stone, wood and other materials of temples, houses, tombs and city walls, as well as bridges and roads. The only structures remaining in quantity in anything like their original condition are tombs and walls, but through archaeology and other sources we have a good deal of information on what once existed. From about 630 BC, Etruscan architecture was heavily influenced by Greek architecture, which was itself developing through the same period. In turn it influenced Roman architecture, which in its early centuries can be considered as just a regional variation of Etruscan architecture. But increasingly, from about 200 BC, the Romans looked directly to Greece for their styling, while sometimes retaining Etruscan shapes and purposes in their buildings. The main monumental forms of Etru ...
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Egyptian Revival Architecture
Egyptian Revival is an architectural style that uses the motifs and imagery of ancient Egypt. It is attributed generally to the public awareness of ancient Egyptian monuments generated by Napoleon's conquest of Egypt and Admiral Nelson's defeat of the French Navy at the Battle of the Nile in 1798. Napoleon took a scientific expedition with him to Egypt. Publication of the expedition's work, the ''Description de l'Égypte'', began in 1809 and was published as a series through 1826. The size and monumentality of the façades discovered during his adventure cemented the hold of Egyptian aesthetics on the Parisian elite. However, works of art and architecture (such as funerary monuments) in the Egyptian style had been made or built occasionally on the European continent and the British Isles since the time of the Renaissance. History Egyptian influence before Napoleon Much of the early knowledge about ancient Egyptian arts and architecture was filtered through the lens of the Classic ...
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Ancient Egyptian Architecture
Spanning over three thousand years, ancient Egypt was not one stable civilization but in constant change and upheaval, commonly split into periods by historians. Likewise, ancient Egyptian architecture is not one style, but a set of styles differing over time but with some commonalities. The best known example of ancient Egyptian architecture are the Egyptian pyramids, while excavated temples, palaces, tombs, and fortresses have also been studied. Most buildings were built of locally available mud brick and limestone by levied workers. Monumental buildings were built using the post and lintel method of construction. Many buildings were aligned astronomically. Columns were typically adorned with capitals decorated to resemble plants important to Egyptian civilization, such as the papyrus plant. Ancient Egyptian architectural motifs have influenced architecture elsewhere, reaching the wider world first during the Orientalizing period and again during the nineteenth-century E ...
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Cymatium
Cymatium, the uppermost molding at the top of the cornice in the classical order, is made of the s-shaped cyma molding (either ''cyma recta'' or ''cyma reversa''), combining a concave cavetto with a convex ovolo. It is characteristic of Ionic columns and can appear as part of the entablature, the epistyle or architrave, which is the lintel or beam that rests on the capitals of columns, and the capital itself. Often the cymatium is decorated with a palmette or egg-and-dart ornament on the surface of the molding. The heights of the parts of the capital are to be so regulated that three of the nine parts and a half, into which it was divided, lie below the level of the astragal on the top of the shaft. The remaining parts are for the cymatium, abacus, and channel. The projection of the cymatium beyond the abacus is not to be greater than the size of the diameter of the eye f the voluteIn the case of a concave-convex profile, a distinction is made between cyma recta and cyma reversa, ...
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Egyptian Building
The Egyptian Building is a historic college building in Richmond, Virginia, completed in 1845. It was the first permanent home of the Medical Department of Hampden-Sydney College (later renamed the Medical College of Virginia, MCV) and now is a part of Virginia Commonwealth University. It is considered by architectural scholars to be one of the finest surviving Egyptian Revival-style buildings in the nation. The Egyptian Building was added to the Virginia Landmarks Register on November 5, 1968, the National Register of Historic Places on April 16, 1969, and finally designated as a National Historic Landmark on November 11, 1971. History After several years in the Union Hotel, the board of the college decided they needed a space specifically created for medical education. Aid was sought to pay for the structure and the Commonwealth offered a $25,000 loan and Richmond donated $2,000. The board chose the noted Philadelphia architect, Thomas Somerville Stewart, who had just comple ...
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Convex
Convex or convexity may refer to: Science and technology * Convex lens, in optics Mathematics * Convex set, containing the whole line segment that joins points ** Convex polygon, a polygon which encloses a convex set of points ** Convex polytope, a polytope with a convex set of points ** Convex metric space, a generalization of the convexity notion in abstract metric spaces * Convex function, when the line segment between any two points on the graph of the function lies above or on the graph * Convex conjugate, of a function * Convexity (algebraic geometry), a restrictive technical condition for algebraic varieties originally introduced to analyze Kontsevich moduli spaces Economics and finance * Convexity (finance), second derivatives in financial modeling generally * Convexity in economics * Bond convexity, a measure of the sensitivity of the duration of a bond to changes in interest rates * Convex preferences, an individual's ordering of various outcomes Other uses * Convex Co ...
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Tachara
The Tachara, or the Tachar Château, also referred to as the Palace of Darius the Great, was the exclusive building of Darius I at Persepolis, Iran. It is located 70 km northeast of the modern city of marvdasht in Fars Province. History and construction The construction dates back to the time of the Achaemenid Empire (550 BC–330 BC). The building has been attributed to Darius I, but only a small portion of it was finished under his rule. It was completed after the death of Darius I in 486, by his son and successor, Xerxes I, who called it a ''taçara'' in Old Persian, translated to "winter palace". It was then used by Artaxerxes I. Its ruins are immediately south of the Apadana. On the walls of its gates, there are carvings that shows one of the famous Achaemenids architecture motifs: the Battle of Shahriar and Lion. In the 4th century BC, following his invasion of Achaemenid Persia in 330 BC, Alexander the Great allowed his troops to loot Persepolis. This palace was ...
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