Sentence examples for pinion from inspiring English sources
The word 'pinion' is correct and usable in written English
It is a noun and can refer to a small gear or a wing or feather of a bird. Here is an example of how to use 'pinion' in a sentence: "The mechanic examined the damaged engine and found that a small pinion had broken off, causing the entire system to malfunction."
Because it is basically a screw, a worm gear may have only one thread (tooth), whereas to maintain continuous contact with parallel shaft gears (spur and helical), the pinion must have at least five teeth.
It comprised a gear-type arrangement of rack bar and pinion that operated an armature to generate electricity.
When the rack bar was pushed down rapidly, it revolved the pinion and armature with sufficient speed to obtain the desired current.
This engages with a pinion (a gear with a small number of teeth designed to mesh with a larger wheel), whose arbor (a turning rod to which gears are attached) is attached to the second wheel that, in its turn, engages with the next pinion, and so on, down through the train to the escapement.
If the smaller of a gear pair (the pinion) is on the driving shaft, the pair acts to reduce speed and to amplify torque; if the pinion is on the driven shaft the pair acts as a speed increaser and a torque reducer.
If the driven gear has twice as many teeth as the pinion, for example, the torque of the driven gear is twice the pinion torque, whereas the pinion speed is twice the speed of the driven gear.
This encouraged Swiss entrepreneurs to construct not only hotels and huts but ever more ambitious rail lines; indeed, it seemed no gradient could not be conquered by rack-and-pinion or narrow gauge.
My final ride of the day was the rasping haul up to Wengen, via a rack-and-pinion railway that's been operating since 1891; Miss Jemima had to walk.
In addition, each row of bobbins was moved by a rack-and-pinion gearing, one row to the left and one to the right.
The belt hook was inadequate for cocking the steel crossbows required to penetrate plate armour, and by the 14th century military crossbows were being fitted with removable windlasses and rack-and-pinion winding mechanisms called cranequins.
There the legs are cranked downward by a rack-and-pinion gearing system until they encounter the seafloor and actually raise the platform 10 to 20 metres (33 to 66 feet) above the surface.
