1. A New Design of the Universal Test Rig to Measure the Wear Characterizations of Polymer Acetal Gears (Spur, Helical, Bevel, and Worm). (3rd September 2015) Authors: Yousef, Samy; Osman, T. A.; Khattab, M.; Bahr, Ahmed A.; Youssef, Ahmed M. Other Names: Kim Dae-Eun Academic Editor. Journal: Advances in tribology Issue: Volume 2015(2015) Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗