|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||244/017.23; 244/053.0R; 244/054; 244/017.11; 244/017.25|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 31 인용 특허 : 28|
A dual ducted fan arrangement in which the duct components, engine, and avionics/payload pods are capable of being quickly disassembled to fit within common backpacking systems. Each duct is identical in fan, stator, and control vane design. Assembly connections between ducted fans and electronic modules are also identical. An engine or APU drives the dual ducted fans through a splined shaft to a differential or through electric motors. Energy is transferred to the ducted fans by a single gear mounted to the stator hub. Relative speeds of the individual ...
What is claimed is: 1. A hovering air vehicle comprising: two duct fan assemblies comprising a rotating first fan in a first fan assembly and a second counter rotating fan in a second fan assembly; at least one engine for powering the first fan and said second fan, wherein the at least one engine is disposed outside of a duct inflow wave between the first fan assembly and the second fan assembly; an energy transfer apparatus for independently regulating a speed of the first fan and the second fan; at least two pods, a first pod from the at least two pod...