DEVICE FOR CHANGING SETTING ANGLES OF ROTATING BLADES OF FAN Russian patent published in 2010 - IPC F04D29/36 

Abstract RU 2390659 C1

FIELD: power industry.

SUBSTANCE: device for changing setting angles of rotating fan blades includes electric motor, mechanism for turning fan blades and locking device of support of blades. At that, blade turning mechanism is made in the form of cylindrical stator being in magnetic contact with rotor.

EFFECT: contact-free transfer of force from stator to the rotating part through air gap between stators and rotors.

3 dwg

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RU 2 390 659 C1

Authors

Litvinenko Aleksandr Mikhajlovich

Svistunov Aleksej Aleksandrovich

Dates

2010-05-27Published

2008-12-22Filed