Handbook for machine designers, shop men and draftsmen (1916)
Halsey, Frederick A. (Frederick Arthur), 1856-1935 · New York, McGraw-Hill book company, inc.; [etc., etc.] · leaf 505
giving the proper ratio x, thence vertically down to the C-scaleand read the factor C, then BH P = - {h) STRENGTH OF MACHINE PARTS 487 if the capacity of the hook for a given maximum unit stress is required,and PC BE (0 if the unit stress at a given load must be determined. Of course,the properties… … Examples: Design a hoisting hook of 50-tons capacity, whenthe radius of the inside of the hook A=s ins., and the maximumallowable tensile stress 5 = 17,000 lbs. per sq. in. According to the first method of calculating we would have from (a) 5 = .G2 25\/100,000 = 7.115 ins. Say 5 = 7ins., which also…
Machine design
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
