Adjustable vane windmills

Details Adjustable vane windmills Adjustable vane windmills

1980-01-11

1982-09-07

Powell, Jr., Everette A.

Fluid reaction surfaces (i.e., impellers)

With control means responsive to non-cyclic condition...

Responsive to condition of torque or thrust of device or...

416 11, 416104, 416141, F03D 704

Patent

active

043481540

ABSTRACT:
A system of rotatably and pivotally mounted radially extended bent supports for radially extending windmill rotor vanes in combination with axially movable radially extended control struts connected to the vanes with semi-automatic and automatic torque and other sensing and servo units provide automatic adjustment of the windmill vanes relative to their axes of rotation to produce mechanical output at constant torque or at constant speed or electrical quantities dependent thereon.

REFERENCES:
patent: 1417000 (1922-05-01), Vogt et al.
patent: 2054383 (1936-09-01), Ludewig
patent: 2094941 (1937-10-01), Burkhartsmeier
patent: 2516576 (1950-07-01), Jacobs
patent: 4029434 (1977-06-01), Kenney
patent: 4066911 (1978-01-01), Sarchet
patent: 4084921 (1978-04-01), Norz
patent: 4183715 (1980-01-01), Ducker
patent: 4201514 (1980-05-01), Huetter

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