Most of the sails in the article seemed to be rotor sails, but the suction sail mentioned by GP seems to be a type of turbosail.

	▲	m463 6 hours ago \| parent [-]
		interesting that the rotor sail principle can be used with planes too: https://en.wikipedia.org/wiki/Magnus_effect#In_aviation (can't help but think "tilt rotor" of a different kind)