Martin, Louis Adolphe, 1880- · New York, J.Wiley & Sons, Inc.: [etc. etc.] · leaf 106
5000 pounds as the greatest tension which thehoisting chain can stand and that the resistance to the motionof the dipper is horizontal. * For photographs of derricks, steam shovels, etc., see advertise-ments in Engineering News, The Contractor, etc. SOLID STATICS 89 (a) Show the dipper and handle… … Fig. 68 Exercise 120. In Fig. 68 assume a load of 2000 poundsabout to be discharged and find graphically the stresses in theshear legs and backstay supporting the end of the boom. CHAPTER V EQUILIBRIUM OF PERFECTLY FLEXIBLEROPES AND CABLES Section XIV THE FUmCULAR POLYGON The position assumed by a…
Mechanics
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