发明名称 Device for removing by suction drill dust when drilling holes into walls
摘要 A device for removing drill dust when drilling a hole into a wall has a base member and at least one vacuum chamber provided in the base member. At least one suction site is provided. A connector is connected to the base member and adapted to connect a vacuum unit that removes by suction at the suction site the drill dust produced by drilling. The at least one suction site and the at least one vacuum chamber are spatially separated from one another.
申请公布号 US8052357(B2) 申请公布日期 2011.11.08
申请号 US20080269530 申请日期 2008.11.12
申请人 ELECTROSTAR SCHOETTLE GMBH & CO. KG 发明人 BRUNTNER EUGEN
分类号 B23B47/34 主分类号 B23B47/34
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