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특허 상세정보

Article movement systems, ball wheels and related apparatus and methods

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) B60B-033/08    B60B-033/00   
출원번호 US-0232883 (2016-08-10)
등록번호 US-9783001 (2017-10-10)
발명자 / 주소
출원인 / 주소
대리인 / 주소
    Allen Dyer Doppelt & Gilchrist
인용정보 피인용 횟수 : 1  인용 특허 : 53

An article movement system includes an article and at least one ball wheel. The article has first and second article surfaces meeting at a first article edge. The ball wheel is located along the first article edge and includes a ball, a bearing arrangement and a shell. The ball engages a surface underlying the article, the bearing arrangement supports the ball for omni-directional rotational movement, and the shell is located along the first article edge and contains the ball and the bearing arrangement. The shell defines a non-circular ball opening thro...


1. An article movement system comprising: an article having first and second article surfaces meeting at a first article edge;a first ball wheel located along the first article edge, the first ball wheel including: a ball for engaging an underlying surface;a bearing arrangement for supporting the ball for omni-directional rotational movement;a shell located along the first article edge and containing the ball and the bearing arrangement, the shell defining a non-circular ball opening through which a portion of the ball extends so as to be able to contact...

이 특허에 인용된 특허 (53)

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