摘要 |
<p>An electrostatic spraying device comprises a housing (10) incorporating a cartridge (16) containing liquid, such as a fragrance-producing oil, which is to be sprayed via a vertically disposed capillary structure (22), electrical potential being applied to the liquid so that the liquid is drawn across the end face of the capillary structure and is sprayed as a plurality of ligaments which break up into droplets. <IMAGE></p> |