Rotor of this invention is useful for receiving energy of wind. Rotor has plurality of arms. Each arm has a rectangular frame. A sail has area equal to that of frame. Sail is fixed to outer side of frame. Other end of sail is free to move along with rod attached to it. Sides of sail are attached to the sides of the ...

This invention is useful for filtesing out and killing mosquitoes in all stages of their life. Water surface may be planned or unplanned. When it is unplanned , a mosquitonet (stareachedpositon) is lowered on the mosquitoes sitting on water. Lower edges of the mosquitonet dipin water along with the rings tied to the...

This invention is useful for curbing mosquito population near human habitation . The mosquito trop comprises an enclosure with one or more openings in one or more sides. This enclosure is held extended by haning it on some support using threads or hangers its openings allows the mosquitors to enter the enclusre at ...