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-0321831 (1989-03-15) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 41 인용 특허 : 17 |
A three wheel vehicle is described having two forward wheels that are driven and steerable. The two forward wheels and the single rear wheel are supported on a single-unit platform member that is molded from an engineering plastic. The vehicle rear wheel is mounted on a trailing arm that is pivoted
A vehicle having front and rear ground engaging wheel means, comprising: a unitary and generally horizontal load bearing platform having spaced front and rear platform portions, means defining a first horizontal axis of rotation for supporting said front wheel means on the underside of said platform
※ AI-Helper는 부적절한 답변을 할 수 있습니다.