Assertion: gear's teeth | /r/HasProperty | straight
Facets:
value: in straight bevel gears
type: OTHER
value: towards apex
type: LOCATION
Source sentences:
text: Skew bevel gears are those for which the corresponding crown gear has teeth that are straight and oblique.
text: have conical pitch surface and teeth are straight and tapering towards apex.
text: The teeth on bevel gears can be straight, spiral or "zerol".
text: In straight bevel gears the teeth are straight and parallel to the generators of the cone.