Greene, Charles E[zra] 1842- [from old catalog], Greene, Albert Emerson. [from old catalog] · Ann Arbor, Mich., Printed for the author · leaf 265
iled Spring.—In practice the rectangular orcylindrical bar is bent into a spiral and subjected to a coupleM = Fa, Fig. 99, which, as a couple can be rotated in its plane without change, acts equally at allsections of the spring. The developedlength of the spiral is /. 262. Helical Spring.—A… … an angle 0 -Cd- The work expended in the torsion is / TdO 64/ From 9I: 2qd_^~ Qd Work and therefore /. ^ = Volume4C If C = I E and q^ =4/. work = vol- /■2 nme . ~ —, while5 E for flexure, as just shown, work = volume 6E a smaller 1l 4C quantity, so that the torsional momentdoes more work than the…
Mechanics, Applied · Strength of materials
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