rotary hub

См. также в других словарях:

• rotary — [rōt′ə rē] adj. [ML rotarius < L rota, wheel: see ROLL] 1. turning around a central point or axis, as a wheel; rotating 2. a) having a rotating part or parts b) having blades that rotate on a hub rather than a reel [a rotary lawn mower] 3 …   English World dictionary

• Rotary engine — The rotary engine was an early type of internal combustion aircraft engine in which the crankshaft remains stationary and the entire cylinder block revolves around it. The design was used mostly in the years shortly before and during World War I… …   Wikipedia

• Rotary woofer — The Rotary Woofer is a subwoofer style loudspeaker which reproduces very low frequency content by using a conventional speaker voice coil s motion to change the pitch of a set of fan blades rotating at a constant speed. The pitch of the fan… …   Wikipedia

• fan — fan1 [fan] n. [ME fanne < OE fann < L vannus, basket for winnowing grain < IE base * wē , to blow, flutter > WIND2, WINNOW] 1. Historical a device for winnowing grain 2. any device or machine used to set up a current of air for… …   English World dictionary

• Helicopter — For other uses, see Helicopter (disambiguation). Helicopter An LAPD Bell 206 …   Wikipedia

• Dynamo — For other uses, see Dynamo (disambiguation). Dynamo Electric Machine (end view, partly section, U.S. Patent 284,110) A dynamo (from the Greek word dynamis; meaning power), originally another name for an …   Wikipedia

• History of the bicycle — Vehicles for human transport that have two wheels and require balancing by the rider date back to the early 19th century. The first means of transport making use of two wheels, and thus the archetype of the bicycle, was the German draisine dating …   Wikipedia

• Disc brake — Close up of a disc brake on a car On automobiles, disc brakes are often located with …   Wikipedia

• Tiefbohrung — Eine Tiefbohrung bezeichnet allgemein eine geologische Bohrung, die in tiefere Bodenschichten führt. Fachleute treffen hingegen für geologische Bohrungen eine genauere Einteilung hinsichtlich ihrer Endteufe (erreichte Tiefe nach Einstellung der… …   Deutsch Wikipedia

• Continuously variable transmission — Transmission types Manual Sequential manual Non synchronous Preselector Automatic Manumatic Semi automatic Electrohydraulic Dual …   Wikipedia

• Helicopter rotor — This article is about helicopter main rotor systems. For antitorque control, see tail rotor. Helicopter rotor The rotor head of a Sikorsky S 92 A helicopter main rotor or rotor system is a type of fan that is used to generate both the aerodynamic …   Wikipedia