When meshed inside a gearbox, Helical gears deliver more enamel contact involving one another, developing a continual link. That is compared with spur gears, which have less constant Get hold of. This type of gearbox functions driver and driven shafts that share the middle line (coaxial) but run independently. https://gearbox19630.onesmablog.com/the-gearbox-diaries-74401799