发明名称 THREE PART TUBE
摘要 This invention relates to a telescopic vacuum cleaner tube comprising a first inner tube, a second inner tube, and an outer tube, wherein the first and second inner tubes are arranged to form first and second telescopic links relative to first and second end portions of the outer tube, respectively. The outer tube forms the intermediate tube of the three-part tube while at the same time being fully accessible in any position, whereby one common grip for operating both of the two respective telescopic links, formed by the first and second inner tubes and the intermediate outer tube, of the three part telescopic tube is obtained.
申请公布号 US2010306960(A1) 申请公布日期 2010.12.09
申请号 US20080599203 申请日期 2008.04.23
申请人 ELECTROLUX 发明人 JONSSON STEFAN;TRYDEGARD ANNA-KARIN;SVANTESSON ESBJOERN;POHL ANDREAS;TROBERG HENRIK
分类号 A47L9/02 主分类号 A47L9/02
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