gear hub

См. также в других словарях:

• Hub gear — Sturmey Archer SX3 A Sturmey Archer AM bicycle hub gear mechanism wi …   Wikipedia

• 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

• Hub motor — A hub motor is an electric motor built directly into the hub of a wheel. A purported advantage of this design is that no additional transmission system is needed, thereby increasing the efficiency of the drive system. However, because electric… …   Wikipedia

• Gear case — A gear case, also known as a chain case, is an enclosure for the bicycle chain and sprocket assemblages commonly employed by utility bicycles. It serves to protect the chain from mud and dirt and tends to fully enclose the drive train. It may… …   Wikipedia

• Fixed-gear bicycle — A fixed gear bicycle or fixed wheel bicycle, is a bicycle without the ability to coast. The sprocket is screwed directly on to the hub and there is no freewheel mechanism. A reverse thread lockring is usually fitted to prevent the sprocket from… …   Wikipedia

• Flip-flop hub — Flip flop hubs, also called double sided hubs, are rear bicycle hubs that are threaded to accept cogs and/or freewheels on both sides. There are several different types of flip flop hubs available for different applications. Their main purpose is …   Wikipedia

• Non-circular gear — example Another non circular gear …   Wikipedia

• 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

• Cycloid gear — The cycloidal gear profile is a form of toothed gear used in mechanical clocks. The gear tooth profile is based on the epicycloid and hypocycloid curves, which are the curves generated by a circle rolling around the outside and inside of another… …   Wikipedia

• Landing gear — Fahrwerk an einem Airbus A330 Fahrwerk an einer Boeing 747 Ein Flugzeugfahrwerk (engl. „landing gear“) ist die Gesamtheit der R …   Deutsch Wikipedia

• cassette hub — More recent type of rear hub designed to accept the cassette type of gear cluster. The cassette hub has the rotating, ratcheting freehub body attached to the hub for the cassette to slide onto and be secured by a lockring …   Dictionary of automotive terms