Topic Being the device which prevents the damage to the farm products and the fruit tree by the Aves, receiving the natural wind, it offers the kazaguruma device which does not have the fact that it declines the precaution of Aves such as bulbul and crow by irregular moving always it turns not only, direction of the wind, regardless of the breeze, it turns over the long period of time.SolutionsFalcon existence of predatory birds is made to recognize such as 1 photographs of predatory birds such as the aluminum foil which reflects the sunlight on the surface of feather 1 of rotary possible kazaguruma which is exposed in the atmosphere and the falcon which is the natural enemy of the wild bird Aves or multiple installation and bulbul such as that visible light and by receiving the reflected light of the ultraviolet ray. With rotary possible 2 rotary shafting 5, direction of the wind, regardless of wind velocity, the feather of kazaguruma turns even to perpendicular direction with the axis where kazaguruma turns tries to become rockable. Choice figure Drawing 1
展开▼
