MD-8 Spring design
3 August 15, 2007 13 Fig. 8.6 Helical Compression Spring Design Free length, Lf Solid length, LS Deflection, δ August 15, 2007 14 Spring Rate Spring rate (k) is ratio of change in force to the change in length Force (F) exerted by the spring is F = k (Lf – Lo) Appendix 12 Standard spring selection L F k ∆ ∆ = Eq 8.1 Eq 8.2 August 15, 2007 15
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