| 摘要 |
Disclosed herein is an adaptor for connecting a new post structure for supporting an electrical device to an existing post structure for supporting an electrical device, the adaptor comprising one or more first engaging features arranged, in use, to engage with at least part of the existing post structure, and one or more second engaging features arranged, in use, to engage with at least part of the new post structure. Also disclosed is a connection structure for forming part of a post structure for supporting an electrical device. In addition, a lamp unit forming part of a street lamp is disclosed. |
