| 摘要 |
<p>The display shield (20), to carry advertising or information, has a flat sheet (22) suspended by wires (23) from a ceiling mounting held in place by magnets (21) working with metal bars within a false ceiling. The magnets are rare earth permanent magnets or neodymium magnets, held together by one or more spacers (24). The shield assembly is on a pole (2) to be attached to and removed from the ceiling.</p> |
