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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0905941 (1978-05-15) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 13 인용 특허 : 0 |
A toy rotary aircraft of the “Frisbee”type which is adapted to be manually thrown through the air while spinning about its vertical axis has two disc-shaped members secured together one above the other. The toy has improved stability at slower speeds which adapts it for catching with greater safety
A toy adapted to be manually thrown upwardly and outwardly into the air with rotation about its vertical axis and to be caught by grasping its rotating peripheral edge while in flight comprising a pair of vertically spaced concave-convex shaped disc members secured together at circumferentially spac
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