Patent ID: 11939987
Assignee: nan
Field: Engines, pumps, turbines (Mechanical engineering)
Classification: CPC F | IPC F

Claim 8:
9. A device for covering a blade of a ceiling fan for air cleaning and air-freshening while the device is mounted on the blade, the device comprising:
a sleeve having an open end for mounting the sleeve on the blade of the ceiling fan,
the sleeve being substantially as long as the blade of the ceiling fan,
the sleeve being of continuous stretchable material for conforming the sleeve in shape to the blade of the ceiling fan,
the stretchable material of the sleeve being capable of holding at least part of particulate matter that lands on the stretchable material from air around the ceiling fan, and
the stretchable material being scented for freshening the air, wherein the stretchable material is electrostatically treated to attract the particulate matter.