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-0329390 (1989-03-27) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 5 인용 특허 : 6 |
An adjustable portable wheelchair assembly is disclosed in which the size of the wheelchair in a folded position is significantly reduced by allowing the leg support and arm rest to be positioned in a retracted position when the entire assembly has been folded. In addition, the leg and arm rests can
A frame for use on a wheelchair that comprises: a main frame section; leg support means that are vertically adjustable with respect to said main frame section, said leg support means is pivotally mounted to a post, said post being rotatably received within said main frame section; said leg support m
※ AI-Helper는 부적절한 답변을 할 수 있습니다.