发明名称 Gutter cleaning apparatus
摘要 A gutter cleaning apparatus includes a pair of opposing reverse curved blades biased open and connected together at upper edges by spring hinges. A fixed blade attaches to an extendible pole. A movable blade includes a lever arm fixed to an end of a rope that extends down the axis of the pole to the user's hand. During operation, the end of the pole with the attached apparatus is lifted over the gutter; the blades are lowered into the gutter sidewalls, and slid along the gutter trough to pile up debris. The apparatus, with open blades, is lifted over the pile and lowered into the debris. The rope is then pulled taut to close the blades and grasp the debris. The apparatus and debris are lifted from the gutter. Tension on the rope is slackened to release the debris that falls to the ground for collection and disposal.
申请公布号 US2009315354(A1) 申请公布日期 2009.12.24
申请号 US20080214926 申请日期 2008.06.24
申请人 DAVIA PAUL C 发明人 DAVIA PAUL C.
分类号 B25J11/00 主分类号 B25J11/00
代理机构 代理人
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