Papers by Ljubisa Ignjatov
External spur gears are cylindrical gears with straight teeth cut parallel to the axes. Gears tra... more External spur gears are cylindrical gears with straight teeth cut parallel to the axes. Gears transmit drive between parallel shafts. Tooth loads produce no axial thrust. Excellent at moderate speeds but tend to be noisy at high speeds. Shafts rotate in opposite directions.
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Papers by Ljubisa Ignjatov