최소 단어 이상 선택하여야 합니다.
최대 10 단어까지만 선택 가능합니다.
다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0883557 (1992-05-15) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 26 인용 특허 : 0 |
A skateboard is provided with a low profile and a simplified mechanism for driving the same without interfering with skateboard steering. A narrow drive belt is entrained about a centrally located pulley integrally mounted on a shaft carrying forward wheels including an overrunning clutch mechanism.
A skateboard comprising: an elongated deck; a pedal mounted to said deck and pivotable between a first ready position and a second depressed position; a plurality of wheels rotatably mounted to the underside of said deck for supporting said deck on a surface, including at least one drive wheel; tran
※ AI-Helper는 부적절한 답변을 할 수 있습니다.