Mechanical appliances, mechanical movements and novelties of construction; a complete work and a continuation, as a second volume, of the author's book entitled "Mechanical movements, powers and devices" ... including an explanatory chapter on the leading conceptions of perpetual motion existing during the past three centuries (1910)
Hiscox, Gardner Dexter, 1822?-1908 · New York, The N. W. Henley publishing company · leaf 49
TT = 3,1416. G, modulus. 70. CONICAL SPIRAL TORSION SPRING, flat. To pull or push. Max. load. Deflection. Flexibility. SB^ H^P — Nearly 3PR^L[B^H-HJ FR~ 3RVB^+H^H > B, nearly.S B^ H^ SLV B^4-H^ ^ ~ 2 G B3 H3 2 GBH 3R(o.4B-|-o.96H) G, modulus. 71. BOLSTER SPRINGS, round. For each spring, if… … Max. load. Deflection. Flexibility. 16R 2RSL^- DG 32 PR^LF F_ 2 S L R GD ttGD^ D = diameter of steel. tt = 3.1416. G, modulus. MEASUREMENT OF POWER, SPRINGS, 49 72. COMPOUND BOLSTER SPRING. The value of eachspring must be first obtained and all added for the compound spring.
Mechanical movements
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