1
Dillyn M Elder: Wind turbine system. Santangelo Law Offices P C, February 20, 2001: US06191496 (47 worldwide citation)

The present invention relates to a wind turbine used to convert wind energy into mechanical energy, more specifically, a long axis type of vertical-axis turbine allowing large columns of air to be harnessed. These devices differ from horizontal-axis (propeller) type windmills which typically rotate ...


2
Dillyn M Elder: Water power generation system. September 10, 2002: US06448669 (36 worldwide citation)

The present invention relates to a turbine used to convert wind or fluid energy, and in some embodiments the kinetic energy of water, into mechanical energy, more specifically, a long axis type of vertical-axis turbine allowing large columns of air or water to be harnessed. These devices differ from ...


3
Lewis Feldman, Michael Concannon: Vertical axis sail bladed wind turbine. Norman St Landau, February 2, 1993: US05183386 (35 worldwide citation)

A vertical axis turbine is provided which comprises a plurality of flexible sail blades attached to a vertically extending, rotatable shaft by upper and lower blade attachment devices, and a power absorbing load device coupled to the rotatable shaft. The flexible sail blades are deployed and stabili ...


4
Dillyn M Elder: Wind turbine system. Headwinds Corporation, March 25, 2003: US06538340 (27 worldwide citation)

The present invention relates to an improved turbine used to convert wind into mechanical energy, more specifically, a long axis type of vertical-axis turbine allowing large columns of wind to be harnessed. These devices differ from horizontal-axis (propeller) type windmills which typically rotate a ...


5
Lewis Feldman, Michael Concannon: Vertical axis sail bladed wind turbine. Alexander Feldman, Norman St Landau, December 15, 1992: US05171127 (19 worldwide citation)

A vertical axis turbine is provided which comprises a plurality of flexible sail blades attached to a vertically extending, rotatable shaft by upper and lower blade attachment devices, and a power absorbing load device coupled to the rotatable shaft. The flexible sail blades are deployed and stabili ...


6
Qiang Yan: Device and method for adjusting angle-of-attack of wind blades in lift-type vertical axis wind turbine. Matthias Scholl P C, Matthias Scholl, August 24, 2010: US07780411 (12 worldwide citation)

A device for adjusting an angle-of-attack (δ) of blades in a lift-type vertical axis turbine comprising a vertical rotating axis, a rotatable cantilever support wing fixed on the vertical rotating axis, a wind rotor comprising a plurality of blades mounted on the cantilever support wing, at least on ...


7
Gomez Gomar Josep Lluis: Improved collector of wind energy, uses cylindrical structure with internal converging passages to direct wind onto central wind turbine, and has electronically controlled shutters to regulate wind flow. Gomez Gomar Josep Lluis, June 18, 2004: FR2848616-A1 (9 worldwide citation)

The wind energy collector has a reinforced concrete structure (2) of circular or polygonal section, with internal passages of narrowing cross-section to deliver wind over the blades of a vertical-axis turbine (6). An electronically controlled external metal shutter (3) control wind flow. A transluce ...


8
Nicolas W Sassow: Vertical axis turbine. Seab Energy, Blank Rome, November 22, 2011: US08061993 (8 worldwide citation)

A vertical axis turbine and method of making same is disclosed. The device and method comprise a plurality of blades rotatably disposed around an axis of rotation at a plurality of blade locations, each blade being twisted at a first angle about its longitudinal axis, each blade having its distal en ...


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Joseph P DeCarlo, Bernard R Melancon: Vertical axis turbine flowmeter. The Foxboro Company, Ronald J Paglierani, March 22, 1983: US04377091 (8 worldwide citation)

A turbine flowmeter includes a rotor within a narrow-profile housing, the rotor having an axis of rotation aligned perpendicularly to the direction of fluid flow. The rotor employs a pair of oppositely directed, semi-cylindrical rotor elements disposed on either side of the axis of rotation, arrange ...