Recent cotton mill construction and engineering (1894)
Nasmith, Joseph · London : J. Heywood · leaf 294
result of several thousand experiments showsthat a gun-metal bearing working on a steel axlewill keep cool when one square inch of surface isallowed for every thermal unit conducted perminute. Let P = total pressure iu lbs, on the journal.„ w = assumed co-efficient of friction,^j S = speed of… … Fio. 120. Wherever practicable, journals should be allowed acertain amount of end play, about one per cent oftheir length; they will then run more smoothly,and the journal will not wear in grooves. Reverting 2U now to Fig. 120, the surfaces in which the bearingproper is suspended are found at the…
Textile factories -- Design and construction · Cotton manufacture · Cotton machinery
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