FIELD: engines and pumps.
SUBSTANCE: in compliance with the first version, the device influencing the vane turn, is made up of a guide, a set of springs fitted on the said guide and composed of, at least, two springs rigidly fixed on the vanes bearing parts coupled, via tie-rods, with the pusher sliding in the guide and resting upon the said spring unit a spring initial compression control mechanism. The said springs are arranged one inside the other, the second spring being arranged to operate with a delay. In compliance with the second version, the guide accommodates a tapered spring arranged to vary stiffness in compression by fitting in the screws.
EFFECT: higher accuracy in windwheel adjustment accuracy.
2 cl, 2 dwg
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