double-helical gear
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double helical gear — A gear with two rows of inclined teeth, each forming an open V or chevron. Also called herringbone gear … Dictionary of automotive terms
double helical gear — noun → herringbone gear …
double-helical gear — /dub euhl hel i keuhl/. See herringbone gear … Useful english dictionary
helical gear — A gear that has the teeth cut at an angle to the center line of the gear. This kind of gear is useful because there is no chance of intermittent tooth to tooth operation because there are at least two teeth engaged at any time. Also helical gears … Dictionary of automotive terms
Gear — For the gear like device used to drive a roller chain, see Sprocket. This article is about mechanical gears. For other uses, see Gear (disambiguation). Two meshing gears transmitting rotational motion. Note that the smaller gear is rotating… … Wikipedia
Double helix (disambiguation) — In geometry, a double helix (plural double helices) is a pair of congruent geometrical helices with the same axis, differing by a translation along the axis. The term is most often used in reference to the nucleic acid double helix, the dominant… … Wikipedia
gear — Wheel like part with teeth cut into the rim. When one gear meshes with another gear, it causes the second gear to drive the other and in this way transmits power. When the gears are different sizes (different number of teeth on each gear) the… … Dictionary of automotive terms
helical — A spiralling shape such as that made by a coil spring. In the shape of a helix. Also see double helical gear … Dictionary of automotive terms
Herringbone gear — A herringbone gear, also known as a double helical gear,[1] is a special type of gear which is a side to side (not face to face) combination of two helical gears of opposite hands.[2] Un … Wikipedia
herringbone gear — noun : a gear with double helical teeth inclined in reverse directions and making a herringbone pattern * * * a helical gear having teeth that lie on the pitch cylinder in a V shaped form so that one half of each tooth is on a right handed helix… … Useful english dictionary
