Non-PRO English to Spanish Tech/Engineering Mechanics / Mech Engineering gears

For Girth Gears that have been hand-ground and/or reversed particular attention must be made to the contact at the Split Lines. For hand-ground Spur Gears, do not remove too much material from the involute curve near the tip of the Tooth for the overlap ratio may drop below 1. If the total number of Teeth in contact is less than 1severe vibration will be experienced