received by the International Bureau on 18 October 2019 (18.10.2019)

1. The vertical wind turbine which comprises:

- at least one reel (1 , 2, 3) which:

- has a superior circular basis (1 a, 2a, 3a) and an inferior circular basis (1 b, 2b, 3b) arranged parallel and fixed along the central axis (Y1 , Y2, Y3) through a hermetically sealed cylinder assembly,

- it is divided in a plurality of rows m (R1 , R2, R3...Rm) arranged perpendicularly and uniformly along the total reel’s height and delimitated by a plurality of circular separation elements (S1 1 , S12; S21 , S22;...Sm) that are concentric with the bases (1 a, 2a, 1 b, 2b),

- each row (R1 , R2, R3...Rm) being provided with a number (n) of blades (P) that form an assembly of blades (Pn),

- each blade (P) on the same row being 360/n degrees spaced apart from the neighboring blade,

- the blade assembly (Pn) on each row being with a number of degrees higher than zero and lower than 360/n spaced apart from the assembly on the neighboring row/rows, and

- a vertical support (7) provided with a pivot head on which the reel (1 , 2, 3) is fixed in a pivoting manner in relation to said vertical support (7) and along the direction of said reel’s (1 , 2, 3) central axis (Y1 , Y2, Y3),

characterized in that each blade (P) has a S-shape profile (d) and the height equal with the associated row’s (R1 , R2, R3...Rm) height and the S-shape profile (d) has two blind openings, a convex (d1 ), respectively a concave one (d2) oriented towards the direction of the reel’s rotation, with the convex blind opening (d1) fixed on at least one separation element (S1 1 , S12; S21 , S22;...Sm) and oriented towards the reel’s central axis (Y1 , Y2, Y3) and with the concave blind opening (d2) fixed on at least one separation element (S1 1 , S12; S21 , S22;...Sm) and oriented towards the reel’s exterior

and in that it further comprises

- at least one hermetically sealed cylinder of the respective reel (1 , 2, 3) positioned on the direction of the central axis (Y1 , Y2, Y3) of said at least one reel (1 , 2, 3) and concentric with it, said hermetically sealed cylinder having a smaller diameter than said reel’s (1 , 2, 3) diameter.

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2. The vertical wind turbine according to claim 1 , further comprising:

- an assembly configured to transform the reel’s (1 , 2, 3) rotation movement in electric energy, comprising:

- a ring shaped assembly comprising a plurality of circular coils (5, 6), fixed by some elastic means (9a, 9b) on the inferior side of the reel (1 , 2, 3);

- a ring shaped assembly comprising a plurality of permanent magnets (4, 4’) with the changed polarity, arranged circularly, next to each other, oriented towards the coil assembly (5, 6) fixed on the inferior basis (1 b, 2b, 3b) of each reel (1 , 2, 3) and concentric with said inferior basis (1 b, 2b, 3b),

- each coil from said coil assembly (5, 6) being spaced apart and concentric respectively with an associated magnet from said magnet assembly (4, 4’).

3. The vertical wind turbine according to claim 1 , wherein every hermetically sealed cylinder contains a non explosive compressed gas, lighter than the air.

4. The vertical wind turbine according to claims 1 or 3, wherein the non explosive compressed gas is preferably argon, neon or helium.

5. The vertical wind turbine according to claims 1 , 3 or 4, wherein each hermetically sealed cylinder is provided with two valves (13a, 13b), for charging and respectively, for discharging gas.

6. The vertical wind turbine according to any of the preceding claims, wherein the number of rows m is preferably a multiple of number three.

7. The vertical wind turbine according to any of the preceding claims, wherein each coil from said coil assembly (5, 6) has preferably the same diameter with the associated magnet from said magnet assembly (4, 4’).

8. The vertical wind turbine according to any of the preceding claims, wherein the elastic means (9a, 9b) are preferably threaded assemblies with springs.

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9. The vertical wind turbine according to any of the preceding claims, wherein the connection means (10a, 10’a, 10b, 10’b) of the reel (1 , 2, 3) are preferably an assembly of oscillating bearings with guides.

10. The vertical wind turbine according to any of the preceding claims comprising one reel.

1 1 . The vertical wind turbine according to the claims from 1 to 9, comprising two reels and additionally:

- a chassis (S) having a frontal side, a posterior side, two lateral sides, an inferior side and a superior side wherein the two reels are mounted inside the chassis, spaced apart from each said side of the chassis (S),

- a deflector assembly (D) containing a first deflector element (D1 ) and a second deflector element (D2), vertically fixed and symmetrical to each other, on the frontal side of the chassis (S) and having the height equal with the chassis’ (S) height, so that, when functioning, to ensure the directing of the captured air currents towards the blade assembly (Pn), wherein

- the angle between each of the first deflector element (D1 ) and the second deflector element (D2) with the separation plane of the two reels is at least 45 degrees;

- a guiding element (G) vertically fixed on the chassis’(S) posterior side and having a higher height than the chassis (S) height, being fixed and spaced apart from the chassis (S) by a frame (8), the guiding element’s (G) plane being substantially the same as the separation plane of the two reels.

12. The vertical wind turbine according to claim 1 1 , wherein the blade assembly (Pn), the deflector assembly (D) and the guiding element (G) are preferably made from a light material, preferably aluminum, carbon fiber, layered wood, recyclable elements such as barrels, cans, plates, subassemblies.

13. The vertical wind turbine according to claims 1 1 or 12, wherein the guiding element (G) has a height of at least 20% higher than the chassis’ (S) height, being beveled in the superior frontal side at an angle of at least 45 degrees.

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14. The vertical wind turbine according to claims from 1 1 to 13, wherein the deflector elements (D1 ) and (D2) have equal dimensions.

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