screw cutting lathes

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• Screw-cutting lathe — A screw cutting lathe is a machine (specifically, a lathe) capable of cutting very accurate screw threads via single point screw cutting (which is the process of precisely guiding the motion of the tool bit in relation to the rotating motion of… …   Wikipedia

• Screw — This article is about the fastener. For other uses, see Screw (disambiguation). Screws come in a variety of shapes and sizes for different purposes. U.S. quarter coin (diameter 24 mm) shown for scale. A screw, or bolt, is a type of fastener… …   Wikipedia

• Screw machine — A screw machine is a metalworking machine used in the high volume manufacture of turned components.In operation, a screw machine is similar to a lathe. Essentially a screw machine is an automated turret lathe.Screw machines have been replaced by… …   Wikipedia

• Feed screw — Feed Feed, n. 1. That which is eaten; esp., food for beasts; fodder; pasture; hay; grain, ground or whole; as, the best feed for sheep. [1913 Webster] 2. A grazing or pasture ground. Shak. [1913 Webster] 3. An allowance of provender given to a… …   The Collaborative International Dictionary of English

• Henry Maudslay — Not to be confused with Henry Maudsley. Maudslay redirects here. For other uses, see Maudslay (disambiguation). Henry Maudslay Portrait by Pierre Louis ( Henri ) Grevedon 1827 Born 22 …   Wikipedia

• Whitworth, Sir Joseph, Baronet — ▪ British engineer born Dec. 21, 1803, Stockport, Cheshire, Eng. died Jan. 22, 1887, Monte Carlo  English mechanical engineer who won international recognition as a machine toolmaker.       After working as a mechanic for various Manchester… …   Universalium

• Lathe (metal) — Center lathe with DRO and chuck guard. Size is 460 mm swing x 1000 mm between centers A metal lathe or metalworking lathe is a large class of lathes designed for precisely machining relatively hard materials. They were originally designed to… …   Wikipedia

• machine tool — machine tooled, adj. a power operated machine, as a lathe, used for general cutting and shaping of metal and other substances. [1860 65] * * * Stationary, power driven machine used to cut, shape, or form materials such as metal and wood. Machine… …   Universalium

• 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

• Threading (manufacturing) — Threading is the process of creating a screw thread. More screw threads are produced each year than any other machine element.[1] There are many methods of generating threads, including subtractive methods (many kinds of thread cutting and… …   Wikipedia

• technology, history of — Introduction       the development over time of systematic techniques for making and doing things. The term technology, a combination of the Greek technē, “art, craft,” with logos, “word, speech,” meant in Greece a discourse on the arts, both… …   Universalium