rotating axle
51Pulley — For the band, see Pulley (band). For the village, see Pulley, Shropshire. For the American photographer, see Gerald P. Pulley. Pulley Pulleys on a ship. In this context, pulleys are usually known as blocks. Classification …
52Steam locomotive — A steam locomotive is a locomotive powered by steam. The term usually refers to its use on railways, but can also refer to a road locomotive such as a traction engine or steamroller.Steam locomotives dominated rail traction from the mid 19th… …
53Car handling — and vehicle handling is a description of the way wheeled vehicles perform transverse to their direction of motion, particularly during cornering and swerving. It also includes their stability when moving in a straight line. Handling and braking… …
54cosmos — /koz meuhs, mohs/, n., pl. cosmos, cosmoses for 2, 4. 1. the world or universe regarded as an orderly, harmonious system. 2. a complete, orderly, harmonious system. 3. order; harmony. 4. any composite plant of the genus Cosmos, of tropical… …
55Drive shaft — This article is about the mechanical device. For the fictional music group from the American television series Lost , see Charlie Pace. Not to be confused with Axle. Drive shaft with universal joints at each end and a spline in the centre A drive …
56Railroad switch — For other uses, see Switch (disambiguation). A right hand railroad switch with point indicator pointing to right …
57Tachometer — A tachometer is an instrument that measures the rotation speed of a shaft or disk, as in a motor or other machine. The device usually displays the revolutions per minute (RPM) on a calibrated analog dial, but digital displays are increasingly… …
58Labyrinth seal — A labyrinth seal is a mechanical seal that fits around an axle to prevent the leakage of oil or other fluids. A labyrinth seal is composed of many straight threads that press tightly inside another axle, or inside a hole, so that the fluid has to …
59Al-Jazari — Abū al Iz Ibn Ismā īl ibn al Razāz al Jazarī (1136 1206) ( ar. أَبُو اَلْعِزِ بْنُ إسْماعِيلِ بْنُ الرِّزاز الجزري) was an important Arab [citation|title=Archimedes Weapons of War and Leonardo|first=D. L.|last=Simms|journal=The British Journal… …
60Crane (machine) — A modern crawler type derrick crane with outriggers. The latticed boom is fitted with a jib. A crane is a type of machine, generally equipped with a hoist, wire ropes or chains, and sheaves, that can be used both to lift and lower material …
