Journal - Franklin Institute of the State of Pennsylvania (1826)
Franklin Institute, Philadelphia, Franklin Institute (Philadelphia, Pa.) · [Philadelphia : Franklin Institute] · leaf 41
s thepulley A, it is self-evident that the sumof Q and t must be equal to t ; therefore T —;! = Q ; or 24:1 —1*0 The mechanical power transmitted by the belt, supposing Q tobe raised by a rope coiled around the drum as a hoist or windlassis the difference between T and t, and Q might be increased… … Belting Facts and Figures. 29 weight T is carried. Where leather is used we can obtain the re-quisite cohesive strength by increasing the width of the belt, or bymaking it a double or treble one and this width must in all casesbe proportional to T, and not to t or to Q. In Fig 2 G may represent the…
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