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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
|
출원번호 | US-0377409 (1982-05-12) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 16 인용 특허 : 0 |
An ornithopter which is propelled upwardly and forwardly by means of flapping wings, similar to the flight of a bird or bat. The power is supplied by a small engine that is mechanically-connected to a hydraulic pump which drives a single hydraulic cylinder and utilizes only the retraction stroke to
An ornithopter, comprising: a fuselage; a pair of main wings joined to said fuselage; a power source supported by said fuselage; a single-acting hydraulic cylinder powered by said power source; said hydraulic cylinder being operably connected to said pair of main wings to simultaneously pull both wi
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