Helical Gearing - an overview | ScienceDirect Topics
Referring to the drawings, and particularly to Fig. 2.7 A and D, 1 denotes a helical gear having teeth 2 in contact with the teeth 3 of a mating pinion 4. In order to clearly illustrate the degree of contact between the teeth of the gear and pinion the tooth 4 is shown in section in Fig. 2.7 A.. It is customary to analyze helical gearing with reference to a normal section, that is, line 2-2 of ...