to engage a gear
71gearwheel — /gear hweel , weel /, n. a wheel having teeth or cogs that engage with those of another wheel or part; cogwheel. Also, gear wheel. [1870 75; GEAR + WHEEL] * * * …
72Preselector gearbox — For other uses, see Preselector (disambiguation). Transmission types Manual Sequential manual Non synchronous Preselector Automatic Manumatic Semi automatic …
73Sprocket — 16 tooth sprocket. Do = Sprocket diameter. Dp = Pitch diameter A sprocket and roller chain This article is about a gear o …
74Clutch control — refers to the act of controlling the speed of a vehicle with a manual transmission by partially engaging the clutch plate, using the clutch pedal instead of (or in conjunction with) the accelerator pedal. The purpose of a clutch is in part to… …
75Crash gearbox — A crash gearbox, also known as a crash box, is a transmission type used in old cars, trucks, and other automotive vehicles. It is more properly called a sliding mesh gearbox and has the nickname crash because it is difficult to change gears, so… …
76Infantry — For the computer game, see Infantry (computer game). Warfare Military history Eras Prehistoric Ancient …
77Automatic transmission — An automatic transmission (commonly AT or Auto ) is an automobile gearbox that can change gear ratios automatically as the vehicle moves, freeing the driver from having to shift gears manually. Similar but larger devices are also used for heavy… …
78Semi-automatic transmission — Transmission types Manual Sequential manual Non synchronous Preselector Automatic Manumatic Semi automatic Electrohydraulic …
79P-61 Black Widow — Infobox Aircraft name = P 61 Black Widow caption = A P 61A 1NO of 419th Night Fighter Squadron type = Night fighter national origin= United States manufacturer = Northrop designer = first flight = 26 May 1942 introduced = 1944 retired = 1952… …
80Northrop P-61 Black Widow — P 61 Black Widow A P 61A 1NO of 419th Night Fighter Squadron Role Night fighter …
