| 摘要 |
PROBLEM TO BE SOLVED: To easily attach and detach a grill, in an ion generator used in a state that a cylindrical body having a flange at its lower section is embedded in a ceiling.SOLUTION: An ion generator includes an electrostatic atomizer 24, and has a constitution that a projecting section 31 disposed on a grill 19 and a rib 32 disposed on a flange 2 are fitted without interfering with each other, the grill 19 is rotated to be attached to and detached from a bottom face of a body, and thus the grill 19 can be easily attached to or detached from the bottom face of the body. |
