Technology / Motorcycle / Helical Gear: The leading edges of the teeth are not parallel to the axis of rotation, but are set at an angle. Since the gear is curved, this angling causes the tooth shape to be a segment of a helix. The angled teeth engage more gradually than do spur gear teeth. This causes helical gears to run more smoothly and quietly than straight-cut gears. Helical gears also offer the possibility of using non-parallel shafts.
Gear Noun Synonyms: equipment, apparatus, appliances, implements, tools, tackle, utensils, supplies, material(s), accessories, accoutrements or also accouterments, appurtenances, paraphernalia, panoply, outfit, trappings, fixtures, materiel
Gear Verb Synonyms: cog, cog-wheel, gearbox, mechanism, machinery, works
Technology / Aviation / Landing Gear: The wheels, floats, skis, and all of the attachments that support the airplane when it is resting on the ground or water. MORE
Business / Machine Shop / Helical Gear: A gear with teeth cut at some angle other than at a right angle across the face of the gear, thus permitting more than one tooth to be engaged at all times and providing a smoother and quieter operati MORE