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Machine design; a manual of practical instruction in designing machinery for specific purposes, including specifications for belts, screws, pins, gears, etc., and many working hints as to operation and care of machines (1918)

Wallace, Ernest L · Chicago, American technical society · leaf 34

An illustration from Machine design; a manual of practical instruction in designing machinery for specific purposes, including specifications for belts, screws, pins, gears, etc., and many working hints as to operation and care of machines, 1918, leaf 34
to the bending mo-ment M, therefore T M= S~ (4) c where S is the unit stress in the fiber at the greatest distance from theneutral axis; c is the distance of this fiber from the axis; and I is themoment of inertia, a factor determined by higher mathematics. Taking S as a safe working stress of the… … Moment ofInertia _ 12 12 6a312 6a3- &!«/I2- 0.049d4 0.049 Cd4-^4) SectionModulus 6a 6 ba3 — b^3Qa 0.098a13 0.098 d^-dS *In each case the axis is horizontal and passes through the center of gravity. modulus. Values of the moment of inertia and the section modulusfor different cross-sections are…

Machine design

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