| 摘要 |
A self-powered ventilation device, particularly for outdoor spaces, sunshades, heaters and the like , comprising a base body and a tubular post covered by a covering hood, further comprising at least one fan of the multiple-speed type, enclosed within a cage-like supporting head which is peripherally provided with a protective wire gauze and with a tubular connection for detachable coupling to the end of said post, said fan having a motor which is powered autonomously. |
