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-0652644 (1991-02-08) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 11 인용 특허 : 0 |
A rack having rolling carts that roll together one on top of the other. The second cart may define front and rear wheels that roll on outwardly facing tracks of the rails, while the first cart defines at least rear wheels that roll on inwardly facing tracks of the rails. Front wheels of the first ca
In a rack which comprises at least one pair of spaced, parallel rails having inwardly and outwardly facing rolling rail surfaces and first and second wheeled carts mounted in rolling relation with said rails, said second cart being capable of rolling over said first cart to overlie said first cart,
※ AI-Helper는 부적절한 답변을 할 수 있습니다.