Rotating in the opposite direction or in opposite directions, especially about the same shaft.
- The valves are actuated via drag arms from twin, contra-rotating camshafts.
- However, most designs still had two or more contra-rotating blades to solve the torque problem and this caused highly complex and unsound craft.
- Another benefit was that the contra-rotating propellers eliminated torque.
For editors and proofreaders
Line breaks: contra-rotating
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