Cyclopedia of mechanical engineering; a general reference work. Editor-in-chief Howard Monroe Raymond. Assisted by a corps of mechanical engineers, technical experts, and designers of the highest professional standing (1908)
American School (Chicago, Ill.), Raymond, Howard Monroe · Chicago American Technical Society · leaf 357
heavynormal force or pressurebetween surfaces at sucha radius from the drivenaxis, that the product ofthe force of frictionthereby created and theradius shall equal thedesired twisting momentabout that axis. Three ty[)ical meth-odsof accomplishing thisare shown in Figs. 48,49, and 50. None ofthese… … MACHINE DESIGN 141 sible way, an absolutely direct push being exerted between thediscs, due to the thrust P of the clutch fork. In Fig. 49 advantage is taken of the wedge action of the; in-clined faces, the result be-ing that it takes less thrustP to produce the requirednormal pressure at the…
Mechanical engineering
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