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|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||280/642 ; 280/650 ; 280/658 ; 280/4736|
|발명자 / 주소|
|인용정보||피인용 횟수 : 43 인용 특허 : 3|
A foldable carriage with double lock includes a plurality of members which are pivotally connected to each other and can be folded from an open to a closed position. One of the members includes one pivotally mounted latch which can engage a pin on another one of the members to hold the carriage in its open unfolded position. Another latch with a holding mechanism is engaged between other members to hold the carriage in its open position. To close the carriage, this latch is pivoted and held in an unlocked position by its holding mechanism so that the fir...
A carriage having a foldable frame and lock combination, comprising: a first frame member; a second frame member; a cross member pivotally connected to said first and second frame members at pivotal connections therewith; said first, second and cross members being movable between an open position with said first and second members spaced from each other and with a portion of said cross member disposed adjacent a portion of said first member which is spaced from the pivotal connection between said first and cross members, and a closed position with said f...