electrotyping sentence in Hindi
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- Colby during its progress introduced electrotyping, contour lines on the six-inch maps, and the training of picked men of the sappers and miners as surveyors.
- In this application, electrotyping was a higher quality but more costly alternative to stereotyping, which involved casting of type metal into a mold prepared from the forme.
- Electrotyping is activated by electric currents that flow between anode wires that are also immersed in the solution and the wire connected to the coated mold ( the cathode ).
- An important example of electrotyping's use for preservation is the electrotype of the plaster life-mask of the poet John Keats ( see photograph E below ).
- There is a second type of electrotyping that has been used in which the copper film is deposited onto the outside of a form, and is not separated from it.
- As noted above, electrotyping forms the part using a non-conducting mold or form whose surface has been made conducting by applying a thin coating of graphite or metal powder.
- Electrotyping was used for general purpose type manufacture in the nineteenth century, but was a somewhat disreputable process, leading to some typefounders disdaining it ( or at least claiming to ).
- The term " bronze " is also applied to metal sculptures made by electrotyping ( or galvanoplasty ), although these sculptures are typically pure copper and their fabrication does not involve metal casting.
- For copper electrotyping, a typical aqueous electrolyte contains copper sulfate ( CuSO 4 ) and sulfuric acid ( H 2 SO 4 ), and the anode is also copper; the arrangement is illustrated in the figure.
- The electrotyping industry was limited for some decades by the sources of the electric currents needed to activate the deposition of metal films into the mold; the rate of film growth is proportional to the magnitude of this current.
- The H . W . Caslon company also licensed to other printers matrices made by electrotyping ( although some companies may also have made unauthorized copies or made completely new designs in the same style ), and the type become popular in American printing.
- The Daniell cell was largely replaced by the Smee cell ( amalgamated zinc and platinized silver in sulfuric acid ) after the latter's invention by mechanical generators were being used; the larger currents that could be sustained by generators enabled substantial increases in the rate of metal deposition during electrotyping.
- During a series of years he kept registers and made extensive and valuable observations on barometers and thermometers, and in conjunction with Sturgeon's " Annals of Electricity " a paper " On the Formation of Electro-type Plates independently of any engraving ", which concerned the then-new process of electrotyping.
- Upon these discoveries, with scarcely an exception, depends the operation of the telephone, the dynamo machine, and incidental to the dynamo electric machine practically all the gigantic electrical industries of the world, including electric lighting, electric traction, the operation of electric motors for power purposes, and electro-plating, electrotyping, etc.
- In 1890 they acquired the " Kunstanstalt f�r Galvanoplastik M�nchen ", which specialized in electrotyping and electroforming of statues and statuettes for buildings, fountains, tombstones, and gardens; this became the " Abteilung f�r Galvanoplastik " ( Galvanoplastic Division ) of WMF . During the 1920s, " Abteilung f�r Galvanoplastik " was producing reproductions of large-scale Italian Renaissance bronze works for an American clientele.
- As described in an 1890 treatise, electrotyping produces " an exact facsimile of any object having an irregular surface, whether it be an engraved steel-or copper-plate, a wood-cut, or a form of set-up type, to be used for printing; or a medal, medallion, statue, bust, or even a natural object, for art purposes . " In art, several important " metal casting.
- :: ( OP again ) in the unlikely event that somebody comes after me seeking the same information : I think the answer to my question is that many of Dor?s prints, such as the ones in " London " and by the look of it also " Orlando Furioso ", were wood engravings reproduced via electrotyping to preserve the blocks from damage . ( Actually, not sure about that last-the wood engraving article says the blocks are good for thousands of prints, which surprises me . ) He did oil ( ? ) paintings directly onto the blocks, which were then engraved by one of his many assistants, one of whom is presumably " T " . talk ) 00 : 32, 16 June 2010 ( UTC)
- This crown of gilt angels, poised amid a flood of light, and shining with rich reflections, produces an extremely rich effect . " Other important sculptures followed; David A . Scott has written, " Some extremely important commissions were made in electrotypes, such as the " bronzes " that adorn the Opera, Paris, and the 320 cm high statue of Prince Albert and four accompanying figures, erected behind the Albert Hall in London as a memorial to the Great Exhibition of 1851 . " The statue of Prince Albert was unveiled in 1861 ( see photograph B below ); the electrotyping process " was one in which the Prince Consort had had great faith . " The Palais Garnier in Paris ( the Opera ) has two 7.5 meter tall sculptures above the main facade; the building was completed in 1869 ( see photograph C below ).
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