pivot lever

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• Pivot — may refer to: * Pivot, the fulcrum as part of a lever * Pivot joint, a kind of joint between bones in the body * Pivot turn, a dance moveIn mathematics: * Pivot element, the first element distinct from zero in a matrix in echelon form * Pivotal… …   Wikipedia

• lever — ► NOUN 1) a rigid bar resting on a pivot, used to move a load with one end when pressure is applied to the other. 2) a projecting arm or handle that is moved to operate a mechanism. ► VERB 1) lift or move with a lever. 2) move with a concerted… …   English terms dictionary

• lever — 1. lever [ l(ə)ve ] v. <conjug. : 5> • 980 ; lat. levare I ♦ V. tr. 1 ♦ Faire mouvoir de bas en haut. ⇒ élever, hausser, soulever. Lever un fardeau, un poids. Lever une caisse avec une grue. ⇒ enlever, guinder, hisser; levage. Lever les… …   Encyclopédie Universelle

• lever — A simple machine comprising an arm and a pivot. Also see actuating lever brake lever clutch lever clutch release lever gear lever gearshift left hand gear lever parking brake lever strut parking brake lev …   Dictionary of automotive terms

• pivot — A pin or shaft about which a part moves. The place at which a lever swivels. A lever cannot work without a pivot. Also see low pivot swing axle …   Dictionary of automotive terms

• lever — n. & v. n. 1 a bar resting on a pivot, used to help lift a heavy or firmly fixed object. 2 Mech. a simple machine consisting of a rigid bar pivoted about a fulcrum (fixed point) which can be acted upon by a force (effort) in order to move a load …   Useful english dictionary

• lever — [ li:və] noun a rigid bar resting on a pivot, used to move a load with one end when pressure is applied to the other. ↘a projecting arm or handle that is moved to operate a mechanism. verb 1》 lift or move with a lever. 2》 move with a concerted… …   English new terms dictionary

• lever arm — noun The perpendicular distance between the line of action of a force and a pivot See Also: moment arm, resistance arm …   Wiktionary

• Ball lever — Ball Ball (b[add]l), n. [OE. bal, balle; akin to OHG. balla, palla, G. ball, Icel. b[ o]llr, ball; cf. F. balle. Cf. 1st {Bale}, n., {Pallmall}.] 1. Any round or roundish body or mass; a sphere or globe; as, a ball of twine; a ball of snow. [1913 …   The Collaborative International Dictionary of English

• Beugniot lever — The Beugniot lever ( Beugniot Hebel ) is a mechanical device used on a number of locomotives to improve curve running. It was named after its inventor Edouard Beugniot.Around 1860, when Beugniot was the chief engineer at the firm of Köchlin, he… …   Wikipedia

• Bicycle brake — Animation of a single pivot side pull calliper brake for the rear wheel of a steel framed road bike. A bicycle brake is used to slow down or stop a bicycle. There have been various types of brake used throughout history, and several are still in… …   Wikipedia