A London encyclopaedia, or universal dictionary of science, art, literature and practical mechanics : comprising a popular view of the present state of knowledge : illustrated by numerous engravings, a general atlas, and appropriate diagrams (1829)
Curtis, Thomas, fl. 1820 · London : Thomas Tegg · leaf 311
proceeding from the smaller to thelarger end N O. Upon this larger end or baseof the cone is fixed a rocket-wheel k, in whoseteeth the click X falls, to prevent any retrogademotion from the depending weight.—The struc-ture of this machine sufficiently shows that itmay be accommodated to estimate… … ANE 295 ANE if such a weight be added on the smaller partM, as will just keep the machine in equilibrioin the weakest wind, the weight to be raised asthe wind becomes stronger will be increased inproportion, and the diameter of the cone, N O,may be so large in comparison to that of thesmaller end…
Encyclopedias and dictionaries · Aeronautics
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