gear hob

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• Gear cutting — is any number of methods used to manufacture precision gears.Gear hobbing is a method by which a special hobbing anto cutter and gear blank are rotated at the same time to transfer the profile of the hob onto the gear blank.Spur and other… …   Wikipedia

• Hob — or HOB may refer to:* Hob: a household spirit in Northern England * A generic term for various Dwarf like and Elf like magical creatures in Germanic folklore * A devil * The top cooking surface on a stove * A male ferret * A tool used in hobbing …   Wikipedia

• hob — hob1 [häb] n. [? var. of HUB] 1. a projecting ledge at the back or side of a fireplace, used for keeping a kettle, saucepan, etc. warm 2. a peg used as a target in quoits, etc. 3. a device for cutting teeth in a gear blank, etc. hob2 [häb] n. [ME …   English World dictionary

• hob — hob1 hobber, n. /hob/, n., v., hobbed, hobbing. n. 1. a projection or shelf at the back or side of a fireplace, used for keeping food warm. 2. a rounded peg or pin used as a target in quoits and similar games. 3. a game in which such a peg is… …   Universalium

• hob — I [[t]hɒb[/t]] n. v. hobbed, hob•bing 1) a projection or shelf at the back or side of a fireplace, used for keeping food warm 2) mac a milling cutter for gear and sprocket teeth, splines, threads, etc 3) mac to cut with a hob 4) to provide with… …   From formal English to slang

• hob — 1. noun /hɒb/ a) A kind of cutting tool, used to cut the teeth of a gear. b) The top cooking surface on a cooker. It typically comprises several cooking elements (often four), also known as rings. Syn: stovetop, stove top 2. verb /hɒb/ …   Wiktionary

• hob — 1. n. 1 a a flat heating surface for a pan on a cooker. b a flat metal shelf at the side of a fireplace, having its surface level with the top of the grate, used esp. for heating a pan etc. 2 a tool used for cutting gear teeth etc. 3 a peg or pin …   Useful english dictionary

• gear hobber — noun : a machine for milling gear teeth by means of a hob rotated at an angular velocity having a definite ratio to that of the work …   Useful english dictionary

• Hobbing machine — A hobbing machine is a special form of milling machine that cuts gears. It is the major industrial process for cutting (as opposed to grinding) spur gears of involute form.The machine forms the gear via a generating process by rotating the gear… …   Wikipedia

• Milling cutter — Milling cutters are cutting tools typically used in milling machines or machining centres (and occasionally in other machine tools). They remove material by their movement within the machine (e.g., a ball nose mill) or directly from the cutter s… …   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