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Vibration propulsor 1

Input: two pink eccentrics rotating in opposite directions. They generate centrifugal forces. Sum of horizontal members of centrifugal forces is null.

Sum of vertical portions of centrifugal forces may point up or down.

In down case green levers and orange compression springs prevent blue frame moving down. In up case they allow it moving up.

Release the green levers time after time for moving down which is a jerk process.

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