One pinion drives the axis (the "grasp") when the second pinion is "preloaded" to eliminate the backlash (the "slave"). The preload is created electronically which has a special motor controller; these methods may also be arrange to push alongside one another through cycle times when backlash is not crucial. When https://gearbox-cvt68990.blogchaat.com/32731711/the-smart-trick-of-gearbox-cvt-that-nobody-is-discussing