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특허 상세정보

Stroller with assistant wheel

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) B62B-007/08   
미국특허분류(USC) 280/642; 280/047.38
출원번호 US-0531571 (2012-06-24)
등록번호 US-8657325 (2014-02-25)
우선권정보 CN-2011 2 0227499 U (2011-06-30)
발명자 / 주소
출원인 / 주소
대리인 / 주소
    Hsu, Winston
인용정보 피인용 횟수 : 0  인용 특허 : 47
초록

The present invention discloses a stroller including a foldable stroller skeleton, a front-wheel assembly and a rear-wheel assembly installed on the foldable stroller skeleton, a frame pivotally connected to the foldable stroller skeleton and an assistant wheel pivotally connected to the frame for being capable of contacting a ground by cooperating with the rear-wheel assembly as the frame approaches the rear-wheel assembly by rendering the foldable stroller skeleton folded. The stroller can be in a standing state so as to facilitate users to carry after...

대표
청구항

1. A stroller, comprising: a foldable stroller skeleton;a front-wheel assembly connected to the foldable stroller skeleton;a rear-wheel assembly connected to the foldable stroller skeleton;a frame connected to the foldable stroller skeleton;an assistant wheel pivotally connected to the frame for being capable of contacting a ground by cooperating with the rear-wheel assembly as the frame approaches the rear-wheel assembly by rendering the foldable stroller skeleton folded, andan installing base having a front end fixed to the frame, a rear end rotatably ...

이 특허에 인용된 특허 (47)

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