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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0619116 (1990-11-27) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 22 인용 특허 : 0 |
A wheeled riding apparatus having as a base embodiment a flexible skateboard including a flat board member, a pair of trucks and an elliptical leaf spring member. The leaf spring member is attached to each truck and is curved to support the flat board member when the weight of a rider is placed upon
An elongated wheeled riding apparatus adapted to support both feet of a rider at points midway along its length comprising: a flexible metal board member having a top side, an underside, a flat front portion, a flat rear portion, and a central portion connecting the front portion and rear portion, t
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