发明名称 Battery-powered sewer and drain cleaner
摘要 A battery-powered sewer and drain cleaner comprising a frame, a rotatable drum mounted on the frame which has a flexible plumber's snake associated therewith, a DC motor mounted on the frame for driving the drum and a rechargeable battery mounted on the frame for powering the DC motor. A control is connected to the DC motor for controlling the operation thereof. The use of DC power for the cleaner eliminates the electrocution hazard associated with AC-driven sewer and drain cleaners and eliminates the need for an extension cord. The sewer and drain cleaner of this invention includes new and unique circuitry to bypass the motor high current demand around the more delicate circuitry.
申请公布号 US7676879(B1) 申请公布日期 2010.03.16
申请号 US20070651758 申请日期 2007.01.09
申请人 RUTENBERG KEITH H;KLINE JOHN A 发明人 RUTENBERG KEITH H.;KLINE JOHN A.
分类号 B08B9/02 主分类号 B08B9/02
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