Patent ID: 6926902

Claim:
An insecticide transpiration apparatus including: an apparatus main body having a recipient capable of accommodating an insecticide cartridge; an insecticide cartridge rotatably supported in the recipient; a driving means which is composed of a motor connected to a rotation support shaft of the insecticide cartridge and an electric source and which is contained in the apparatus main body; and a cover pivoted to the apparatus main body so as to cover the insecticide cartridge in the recipient, wherein the insecticide cartridge includes: an annular hollow structure which has openings in an inner peripheral surface and an outer peripheral surface thereof; a core portion situated at the center of the annular hollow structure and connected to the rotation support shaft; a plurality of spoke portions connecting the core portion and the annular hollow structure; and blade portions integrally formed with the annular hollow structure so as to extend from the inner peripheral surface toward the center thereof and adapted to promote passing of air from the inner peripheral surface to the outer peripheral surface of the annular hollow structure; wherein: granular insecticide-impregnated bodies are accommodated within the annular hollow structure; and the blade portions are arcuate or curved blades having a length of at least 5 mm or more.