On Wed, 2 Jun 1999, SPECTRO COATING CORP. wrote: > Actually - Torsen was the manufacturer - Bob (I think that's his first > name) Gleason invented that differential design. Zexel was the I know. All four of those definitions were jokes - although a lot of people do seem to think that somebody named Torsen (which actually means Torque Sensing, I believe) invented it :}