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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0786832 (1977-04-12) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 4 인용 특허 : 1 |
Two-wheeled carts can be constructed so that their bodies can be manipulated between a normal, expanded configuration in which such carts can be used and a folded, relatively compact configuration in which such carts may be easily and conveniently stored. Such foldable carts include side walls, at l
A folding structure which in an unfolded configuration has side walls spaced from one another, end walls connecting spaced extremities of said side walls and connecting means connecting adjacent edges of said side walls in which the improvement comprises: said connecting means pivotally connecting s
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