. Illustrated and descriptive catalogue of Whitin cotton yarn machinery : and handbook of useful information for overseers and operators . the weight of the beltwill produce a very heavy sag, drawing so hard on the shaft asto produce great friction in the bearings, while at the same timethe belt will have an unsteady flapping motion which will in ashort time destroy both belt and machinery. Connected shafts should never be placed one directly overthe other if possible to avoid it, as in such case the belt must bekept very tight to do the work. The diameter of pulleys should be as large as poss
. Illustrated and descriptive catalogue of Whitin cotton yarn machinery : and handbook of useful information for overseers and operators . the weight of the beltwill produce a very heavy sag, drawing so hard on the shaft asto produce great friction in the bearings, while at the same timethe belt will have an unsteady flapping motion which will in ashort time destroy both belt and machinery. Connected shafts should never be placed one directly overthe other if possible to avoid it, as in such case the belt must bekept very tight to do the work. The diameter of pulleys should be as large as possible,provided they do not produce a belt speed exceeding 3000 feetper minute Never add to the work of a belt so much as to overload it. Page 198 l? SOUTHEASTERN MASSACHUSETTS UNIVERSITY 1911 Illustrated and descriptive catalogue of 3 ^=^^2 DDDSM DMA 1 jSPEClAL COLL TS 1583 .W58Til . ^22 1911 Illustrated and descriptivecatalogue of Whitin cotton ^ ^/^ ^^i<\3. (x^f/^A ^9// (sr,cfi. \9\\Illustrated and Descriptive Catalogue OF Whitin Cotton Yarn Machinery AND Handbook of Useful Information FOR OVERSEERS AND OPERATORS WRITTEN AND COMPILED BY OSCAR L. OWEN, ISSUED BY THE WHITIN MACHINE WORKS, WHITINSVILI^E, MASS., U. S. A. CHESTER W. LASELL, President, G, MARSTON WHITIN, Treasurer, E. KENT SWIFT, Assistant Treasurer,LAWRENCE M. KEELER, Agent, GEORGE B. HAMBLIN, Purchasing Agent, ALBERT H. WHIPPLE, Superintendent, Page 1 Southern Office : Charlotte, N. W. CRAMER, Southern Agent. Copyright 1911 by The Whitin Machine Works Whitinsville, Mass. ^^ PRESS OFEAGL-E PRINTING COMP/WHITIN SVI LLE,MASS, AS ri-sr Page 2 INTRODUCTORY. /f // The favorable reception by cotton manufacturers of our1908 general catalog, and the great demand for the same,owing to the information contained therein, has encouragedus to present this new catalog of Cotton Yarn Machinery tothe consideration of all interested in cotton manufacturing;but more particularly to overseers and operatorsil
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