Thomas, Hugh Kerr · New York : McGraw-Hill Book Co. · leaf 40
en up on the thrust bearingbut is partly carried on the journal bearings in which the wormis mounted. This will be further considered when dealing withthe stresses in bearings. The next point of consideration is the width of the wheel;this affects two things, first the length of the wheel teeth,… … Fig. 7. The tooth pressures will, on reflection, be seen to be due toone of two causes. (a) The torque of the motor applied at the worm pitch line. (b) The negative tractive effort due to the momentum of thecar when brakes are applied to the transmission. Dealing with (a), in Fig. 7, the developed…
Gearing, Worm
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