Fan or propeller, with shape memory
AssigneeC.R.F. Societa Consortile per Azioni
InventorsStefano Alacqua, Francesco Butera
Life of this patent
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Abstract
A propeller or fan, in particular a cooling fan, such as for the radiator of a motor vehicle or electric equipment, for civil or industrial plants, comprising shape-memory actuator means to regulate the direction and/or shape of the blades, for example according to variations in temperature.
Claims5
Propeller or fan, comprising a hub an a plurality of blades carried by the hub, wherein each blade comprises shape-memory actuator means to regulate the direction and/or shape of the blades, each blade is composed of a flexible material and incorporates a plurality of shape-memory wires, arranged along the blade, to cause progressive twisting of the blade as the temperature increases.
Dependencies are inferred from the claim text.