Thomas, Hugh Kerr · New York, McGraw-Hill Book Company, Inc.; [etc., etc.] · leaf 43
the wheel, the ordinary straight worm,the relative diameters of the two having been reversed from the 30 WORM GEARS usual. Such a gear works well as shown by the experimentalresults. So far as the authors information goes, however, it isnever used in automobiles. It is, nevertheless, the true… … Fig. 9. The gear first employed by Lanchester is not, however, atmly developed gear at all as both the worm and the wheel arehollow and such a wheel can only be hobbed with a very short hoband driven with an equally short worm. It has, however, thispeculiarity that a section on the center of the…
Gearing, Worm
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