reduction gear
21Four-wheel drive — This article is about the class of vehicle drivetrains. For other uses, see Four by four/Four wheel drive (disambiguation). All wheel drive redirects here. For the all wheel drive in motorcycles, see two wheel drive. The Jeep Wrangler is a 4WD… …
22Hispano-Suiza 8 — The Hispano Suiza 8 was a water cooled V8 aero engine introduced by Hispano Suiza in 1914 and used by a number of Allied aircraft during the First World War. The original Hispano Suiza 8A was rated at 140 hp (102 kW) and the later Hispano Suiza… …
23Powered hang glider — A foot launched powered hang glider (FLPHG), also called powered harness, nanolight or hangmotor, is a powered hang glider harness with a motor and propeller in pusher configuration. An ordinary hang glider is used for its wing and control frame …
24Jeep four wheel drive systems — Jeep uses a variety of four wheel drive and all wheel drive systems on their various vehicles. These range from basic part time systems that require the driver to move a control lever to send power to four wheels, to permanent four wheel systems… …
25Heinkel He 100 — refimprove|date=January 2008infobox Aircraft name = He 100 type = Fighter manufacturer = Heinkel caption = Rare wartime image used for propaganda purposes designer = Walter Günter, Siegfried Günter first flight = 22 January 1938 introduced =… …
26Polikarpov I-180 — infobox Aircraft name = I 180 type = Fighter manufacturer = Polikarpov caption = I 180 3 prototype designer = Nikolai Nikolaevich Polikarpov first flight = 15 December 1938 introduction = retired = status = Cancelled primary user = Soviet Air… …
27Controllable pitch propeller — A controllable pitch propeller (CPP) or variable pitch propeller is a type of propeller with blades that can be rotated around their long axis to change their pitch. If the pitch can be set to negative values, the reversible propeller can also… …
28Turboprop — A turboprop engine is a type of aircraft powerplant that uses a gas turbine engine to drive a propeller. The gas turbine is designed specifically for this application, with almost all of its output being used to drive the propeller. The engine s… …
29Gas turbine — Microturbine redirects here. For turbines in electricity, see Small wind turbine. For turbines driven by the flow of gas, see Turbine. A typical axial flow gas turbine turbojet, the J85, sectioned for display. Flow is left to right, multistage… …
30Cessna 175 — Model 175 Skylark Cessna 175A Skylark Role Light utility aircraft Manufacturer …
