spin axis of rotor
41Brushless DC electric motor — A microprocessor controlled BLDC motor powering a micro remote controlled airplane. This external rotor motor weighs 5 grams, consumes approximately 11 watts (15 millihorsepower) and produces thrust of more than twice the weight of the plane …
42Cierva C.6 — C.6 Cierva C.6 replica at the Museo del Aire, Spain Role Autogiro Manufacturer …
43Magnetic bearing — A magnetic bearing A magnetic bearing is a bearing which supports a load using magnetic levitation. Magnetic bearings support moving machinery without physical contact, for example, they can levitate a rotating shaft and permit relative motion… …
44Ventricular assist device — Graphic describing a Left Ventricular Assist Device (LVAD). The device pumps blood from the left ventricle to the aorta. A Ventricular assist device, or VAD, is a mechanical circulatory device that is used to partially or completely replace the… …
45Mine flail — A preserved, World War 2, Sherman Crab – an M4 Sherman tank fitted with a flail A mine flail is a vehicle mounted device that makes a safe path through a mine field by deliberately detonating land mines in front of the vehicle that carries it.… …
46Turbopump — As the name suggests, a turbopump comprises basically two main components: a rotodynamic pump and a driving turbine, both mounted on the same shaft. A turbopump can refer to either of two types of pumps either a centrifugal where the pumping is… …
47Fan (mechanical) — A mechanical fan is an electrically powered device used to produce an airflow for the purpose of creature comfort (particularly in the heat), ventilation, exhaust, or any other gaseous transport.Mechanically, a fan can be any revolving vane or… …
48Jonathan Edward Caldwell — (born 1883, date of death unknown) was a self taught aeronautical engineer who designed a series of bizarre aircraft and started public companies in order to finance their construction. None of these was ever successful, and after his last known… …
49Flow measurement — is the quantification of bulk fluid movement. Flow can be measured in a variety of ways. Positive displacement flow meters acumulate a fixed volume of fluid and then count the number of times the volume is filled to measure flow. Other flow… …
50Savonius wind turbine — Savonius wind turbines are a type of vertical axis wind turbine (VAWT), used for converting the power of the wind into torque on a rotating shaft. They were invented by the Finnish engineer Sigurd J. Savonius in 1922. Johann Ernst Elias Bessler… …
