Benjamin, Charles H[enry], 1856- [from old catalog] · New York, H. Holt and company · leaf 279
the joint for a sum-mation of all vertical forces. W—W\ = force holding stand-ard to bed = Wx + Wy. If TFx = Wythen, 2 1^^ = 800-450 = 350 lb. andFig. 110. IF;, = 175 lb. Since this force is less than thatobtained by moments it need not be considered. Next examine the joint for a summation of the… … W^ = SA. If we take S = 5000, then2552 = 5000.4; ^ =.51 sq. in. of bolt area. If the bolt shears at the root of the thread, as would be the casewith a cap screw, we need at least four ^-in. cap screws. TOGGLE-JOINT DETAILS 247 In the second case, if the flange is, say 6 in. long and t in.thick, we…
Machine design
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