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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0230242 (1988-08-09) |
발명자 / 주소 |
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인용정보 | 피인용 횟수 : 11 인용 특허 : 1 |
A vehicle usable in the air, on water, or on ground is described. Outer wing portions are connected to a central portion by a mechanism which allows the outer wing portions to pivot about first axes for placing the outer wing portions in stored positions. The outer wing portions are also rotatable a
A vehicle comprising frame means, flotation means for providing buoyancy to said vehicle, wheel means attached to said frame means for engaging the ground when in a first position and for retracting to a second position, and wing means for providing aerodynamic lift, said wing means comprising a cen
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