Charles D. Schultz

 is founder and president of Beyta Gear Service, an engineering consulting firm. Go online to [www.beytagear.com]. Printed with permission of the copyright holder, the American Gear Manufacturers Association, 1001 N. Fairfax Street, 5th Floor, Alexandria, Virginia 22314. Statements presented in this paper are those of the authors and may not represent the position or opinion of the American Gear Manufacturers Association.