motion. Be thisas it may, Pickard took out a patent for the application of thecrank to produce a rotary motion in the Steam Engine, andWatt, satisfied that his own ingenuity could provide a substi-tute, did not attempt to contest it, but left it as an obstacle inthe way of his other competitors.… … x, Connecting Rod.| z< z, Fly-wheel. a, Wheel fixed upon the axis of the fly-wheel. b, Wheel revolving upon a pivot at the extremity of the con-necting-rod. The wheels a and b, having equal radii, whose sum is equalto the length of the stroke of the engine, the teeth of the wheelb will apply…
Steam-engines
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