... Mechanical Engineering ME 481 Vehicle Design Fall 2000 Lecture NotesByRichard B. Hathaway, Ph.D., PEProfessor Mechanical and Aeronautical Engineering WEIGHT and ROTATIONAL ... influenced by the vehicle stiffness. Vehicles typically are called upon to meet deflection criteria in design. a) meeting deflection criteria will establish designs that inherently meet stress relatedcriteria. ... Various important gear design parameters are calculated as follows: Normal tooth thickness Tooth thickness (at tip) Profile overlap Measurement over balls Span measurement over teeth etc.,With...