发明名称 Funnel assembly
摘要 A funnel assembly includes a perimeter wall that has a frusto-conical shape and has an upper edge and a lower edge wherein a diameter of an interior bounded by the perimeter wall decreases from the upper edge to the lower edge. Each of the upper and lower edges defines openings into the interior. The perimeter wall has an aperture extending therethrough. A tool is extendable through the aperture to engage a drain bolt of an oil pan. The aperture is spaced from the upper and lower edge.
申请公布号 US7946317(B1) 申请公布日期 2011.05.24
申请号 US20080241255 申请日期 2008.09.30
申请人 ORGAN THOMAS M 发明人 ORGAN THOMAS M.
分类号 F16N33/00;F01M11/04 主分类号 F16N33/00
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