|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||280/40 ; 280/655 ; 280/4729|
|발명자 / 주소|
|출원인 / 주소|
|인용정보||피인용 횟수 : 44 인용 특허 : 0|
A foldable cart comprises a handle, a pair of wheels pivotally mounted to the bottom respective ends of the handle, and a loading platform at the bottom of the cart in an opposite direction with respect to the wheels. The loading platform has a pair of conical gears at the rear respective ends adapted to engage with a pair of crown gears located at the bottom ends of the wheel frames to adjust the position of the loading platform with respect to the cart.
A foldable cart comprising a handle having two ends turned 90 degrees downwardly and pivotally connected to a pair of legs, a pair of U-shaped members at said pivotal connection of said handle and said legs, a pair of wheel frames and a loading platform being secured to the bottom portions of said legs, and the improvement comprising: said loading platform having a pair of fixturing housings at respective rear corners and a pair of guiding blocks secured in said fixturing housings, each of said fixturing housings having an aperture formed through an oute...