He is the subject editor for gears and cams of the Journal Mechanism and Machine Theory. Dr. Gonzalez-Perez received his M.S. in Mechanical Engineering in 1999 from the University of Murcia (UM), ...

Gears can change the direction or the speed of movement. As there are teeth around the edge of the gears they grip together and so can withstand a greater force, enabling them to move large items ...