Handbook for machine designers, shop men and draftsmen (1916)
Halsey, Frederick A. (Frederick Arthur), 1856-1935 · New York, McGraw-Hill book company, inc.; [etc., etc.] · leaf 194
has broughtabout uniform contact, may be found from the formula (E R. Doug-lass, Amer. Mach., Dec. 26, 1901): M=^hJQdfin which M = retarding moment for one block, Ib.-ins., Q = force pressing block on drum, lbs.,d = diameter of brake drum, ins.,/= coefficient of frictionI /=- <t) b being the… … Fig. 3.—The principle of the differential band brake. The retarding moments of axial brakes, Fig. 6, after wear has takenplace, may be found from the formula (E. R. Douglass, Amer. Mach.,Dec. 26, 1901): M = X/^4 in which If = retarding moment for one block, Ib.-ins., X = force pressing block on…
Machine design
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