Benjamin, Charles H[enry], 1856- [from old catalog] · New York, H. Holt and company · leaf 108
ing intostrips parallel to theaxis, and piling oneFis- 34- above another as in Fig. 24.This arrangement does not change the principle,save that the friction between the leaves may increasethe resistance somewhat. Let 1=length of span.b=breadth of leaves.t=thickness of leaves.n=number of… … ELLIPTIC AND SEMI-ELLIPTIC SPRINGS. 83 35. Elliptic and Semi-Elliptic Springs. Springs asthey are usually designed for service differ in some re-spects from thosejust described, asmay be seen by re-ference to Fig. 25.A band is used atthe center to con-fine the leaves in Fig. 25.place. As this band…
Machine design
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