发明名称 Wheel design
摘要 Embodiments of the present invention are directed at least to a plastic wheel, methods of making a plastic wheel and a waste receptacle. The wheel has a wheel body and a hub. The hub has an outer wall, an inner wall and a central bore orientated along an axis that the hub extends along. The outer wall of the hub has been compressed inwardly toward the inner wall, providing greater structural support for the hub.
申请公布号 US7971940(B2) 申请公布日期 2011.07.05
申请号 US20080329539 申请日期 2008.12.05
申请人 RUBBERMAID INCORPORATED 发明人 SKOV ERIK LEE
分类号 B60B27/00;B29C49/00 主分类号 B60B27/00
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