Results of strain gauges that were located at the root region across the face width of the pinions of the two different designs. Data were taken from the strain gauges for four different combinations of speed and torque. The alternating stress was determined for each location at every speed/torque condition. The face-milled pinion had the highest stress values at the midpoint across the tooth width. The face-hobbed pinion had lower alternating stress at all conditions.


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Last updated: June 2002


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Last updated: June 2002


Responsible NASA Official: Gynelle.C.Steele@nasa.gov
216-433-8258

Point of contact for NASA Glenn's Research & Technology reports: Cynthia.L.Dreibelbis@nasa.gov
216-433-2912
SGT, Inc.

Web page curator: Nancy.L.Obryan@nasa.gov
216-433-5793
Wyle Information Systems, LLC

NASA Web Privacy Policy and Important Notices