Steam engines, prepared in the Extension division of the University of Wisconsin (1919)
Shealy, Edward Marvin · New York, McGraw-Hill · leaf 206
cushioning effect as the enginespeeds up. In setting the valve of a Stephenson link motion the link isplaced in full gear and the same method is then used as in settingthe ordinary slide valve. The precaution must be taken howeverto see that the eccentric rods are of the same length; otherwisethe… … Fig. 121. being displaced on the later types of locomotives by a form ofreversing mechanism called the Walschaert valve gear. The Stephenson link motion and other types of link motionshave two eccentrics, one for forward motion and the other forbackward motion. The Walschaert reversing mechanism,…
Steam-engines
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