Translation: from english

Holtzapffel, Charles

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  • Holtzapffel, Charles — SUBJECT AREA: Mechanical, pneumatic and hydraulic engineering [br] b. 1806 London, England d. 11 April 1847 London, England [br] English mechanical engineer and author of Turning and Mechanical Manipulation. [br] Charles Holtzapffel was the son… …   Biographical history of technology

  • Holtzapffel — Co. was a tool and lathe making company in London, founded by German immigrant, John Jacob Holtzapffel in 1793. The firm specialized in lathes for ornamental turning, something that was a popular leisure occupation for gentlemen at that time.… …   Wikipedia

  • Holtzapffel, John Jacob — SUBJECT AREA: Mechanical, pneumatic and hydraulic engineering [br] b. June 1836 London, England d. 14 October 1897 Eastbourne, Sussex, England [br] English mechanical engineer and author of several volumes of Turning and Mechanical Manipulation.… …   Biographical history of technology

  • Mechanical, pneumatic and hydraulic engineering — See also: INDEX BY SUBJECT AREA [br] Adamson, Daniel Alden, George I. Archimedes of Syracuse Ashley, Howard Matravers Banu Musa ibn Shakir Bilgram, Hugo Bodmer, Johann Georg …   Biographical history of technology

  • Ornamental turning — is a type of turning, a craft that involves cutting of a work mounted in a lathe. The work can be made of any material that is suitable for being cut in this way, such as wood, bone, ivory or metal. Plain turning is work executed on a lathe where …   Wikipedia

  • Lathe — A lathe (pronEng|ˈleɪð) is a machine tool which spins a block of material to perform various operations such as cutting, sanding, knurling, drilling, or deformation with tools that are applied to the workpiece to create an object which has… …   Wikipedia

  • Synthetic diamond — Synthetic diamonds of various colors grown by the high pressure high temperature technique Synthetic diamond is diamond produced in a technological process; as opposed to natural diamond, which is created in geological processes. Synthetic… …   Wikipedia

  • hand tool — any tool or implement designed for manual operation. * * * Introduction  any of the implements used by craftsmen in manual operations, such as chopping, chiseling, sawing, filing, or forging. Complementary tools, often needed as auxiliaries to… …   Universalium

  • Daniel Celebre — Celebre at This Is It launch in HMV London, February 22, 2010 Born Daniel Celebre 1984 Nobleton, Ontario, Canada …   Wikipedia

  • Joseph Whitworth — Infobox Engineer image size = caption = Sir Joseph Whitworth name = Sir Joseph Whitworth nationality = British birth date = December 21 1803 birth place = Stockport death date = January 22 1887 death place = Monte Carlo education = spouse =… …   Wikipedia

  • 17e régiment d'artillerie à cheval — 8e régiment d artillerie 8e Régiment d Artillerie insigne régimentaire du 8e R.A Période 24 octobre 1784 Pays …   Wikipédia en Français

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