《美国UFO专利设计作品收集》(USA UFO designs collection)[PDF]

转自sharevirus
这是多么令人陶醉和着迷的设计啊！收集于美国专利局的超过100多个的关于飞碟的设计，让你可以制造
属于自己的飞行器！尽管所有的设计者都采用了经典空气动力学的分析方法来推动机器在空中飞行，但这些
各种各样的奇思妙想也可能应用在电磁推进的系统上。所以，让我们制造属于自己的飞碟！

每个人都应该看一看！


This is a fascinating collection of over 100 patents from US Patent Office which deal with ideas on how to build your own flying saucer. Although all inventors use a classical aerodynamical approach for lifting the vehicles in the air, the collection offers a variety of breakthrough ideas which may also be applied to an electromagnetic propulsion system. So, let's build some flying saucers. A must read for everyone.