Quote:
Originally Posted by trebuchet03
 Misinterpreted your earlier post 
And for whatever reason, my textbooks call what most call a pinion gear (on a diff) a planet gear (sorry for that confusion).... It calls the input gear (that meshes with the ring gear) the pinion gear (it is, small gear driving a big one). I said at least three because only 1 planet/pinion gear is required - having a second is good for reliability. And technically - including the ring gear mesh - there's 6 mesh points or a diff with 2 planet/pinion gears (each as two meshes with the side gears. /end textbook dump |
If I'm not mistaken (took machine design back in 2000), the smaller gear is always the pinion by definition.