One particular pinion drives the axis (the "master") while the 2nd pinion is "preloaded" to eliminate the backlash (the "slave"). The preload is produced electronically that has a Exclusive motor controller; these techniques can also be build to drive collectively throughout cycle periods when backlash isn't vital. If you have https://gearboxcvt32074.qodsblog.com/32698160/the-5-second-trick-for-gearbox-cvt