Assertion: gear's pitch | /r/HasProperty | the same
Facets:
Source sentences:
text: The axial pitch of a helical worm and the circular pitch of its worm gear are the same.
text: Therefore, if the diametrical pitch (DP) of each gear is the same, then, in terms of the physical size of the 240 tooth gear to that of the 20 tooth gear, the worm arrangement is considerably smaller in volume.