Excerpt from Henley's Encyclopaedia of Practical Engineering and Allied Trades, Vol. 7: A Practical and Indispensable Work of Reference for the Mechanical Engineer, Designer, Draftsman, Shop Superintendent, Foreman and Machinist Open Rods. - When the full sheaves lies between the crank axle and the link, then, if the eccentric rods are open, the above term applies. If they cross each other in that position of the sheaves, the term crossed rods is applied. The open rod arrangement is more favourable to equality of lead at each end of the stroke. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.