balancing torque
61Steam engine — A steam engine is a heat engine that performs mechanical work using steam as its working fluid. [ [http://www.britannica.com/EBchecked/topic/564472/steam engine steam engine Britannica Online Encyclopedia ] ] Steam engines have a long history,… …
62Tesla turbine — The Tesla turbine is a bladeless centrifugal flow turbine expander patented by Nikola Tesla in 1913. It is referred to as a bladeless turbine because it uses the boundary layer effect and not a fluid impinging upon the blades as in a conventional …
63Rotation — This article is about movement of a physical body. For other uses, see Rotation (disambiguation). A polyhedron resembling a sphere rotating around an axis. A rotation is a circular movement of an object around a center (or point) of rotation. A… …
64Drum brake — A drum brake with the drum removed as used on the rear wheel of a car or truck. Note that in this installation, a cable operated parking brake uses the service shoes …
65Ceiling fan — A ceiling fan is a fan, usually electrically powered, suspended from the ceiling of a room, that uses hub mounted rotating paddles to circulate air. Casablanca Fan Co. ceiling fan from the early 1980s. A ceiling fan rotates much mo …
66BMW M43 — Infobox Automobile name=BMW M43 manufacturer=BMW production=1991 ndash;2002 class=SOHC Straight 4 predecessor=BMW M40 successor=BMW N42 related=BMW M44 engine=1.6 L (1596 cc/97 in³) 1.8 L (1796 cc/109 in³) 1.9 L (1895 cc/115 in³) similar=Mercedes …
67Chevrolet Corvair engine — Corvair engine Manufacturer Chevrolet Displacement 140 CID (2.3L), 145 CID (2.4L), 164 CID (2.7L) Cylinder block alloy …
68Cylinder head porting — refers to the process of modifying the intake and exhaust ports of an internal combustion engine to improve the quality and quantity of the air flow. Cylinder heads, as manufactured, are usually suboptimal due to design and manufacturing… …
69Variable valve actuation — Variable Valve Actuation, or VVA, is a generalised term used to describe any mechanism or method that can alter the shape or timing of a valve lift event within an internal combustion engine. There are many ways in which this can be achieved,… …
70Cierva Air Horse — W.11 Air Horse Rear view, the three rotors can be seen Role Single engine three rotor helicopter Manufacturer Cierva Autogiro Company, Ltd …
