发明名称 Portable vacuum system
摘要 Portable vacuum systems are provided. In one embodiment, a portable vacuum system includes a tank, an engine, and a transportation system. The engine is configured to generate a vacuum within the tank. The transportation system illustratively has one or more wheels and is configured to tilt the tank about an axis that is between a front and a back of the tank. In other embodiments, a portable vacuum system may also include a swivel elbow that connects the tank to a vacuum wand, a ledge that supports the engine, a back door that forms a seal with the tank along a curved lip, and a filter that is accessible through a threaded cover on the tank. Additionally, one or more of the components of a system may be made utilizing rotational molding.
申请公布号 US2013312214(A1) 申请公布日期 2013.11.28
申请号 US201213480872 申请日期 2012.05.25
申请人 JOHNSON KENNETH DOUGLAS;MCNEIL MARK D.;WINFIELD CONSUMER PRODUCTS, INC. 发明人 JOHNSON KENNETH DOUGLAS;MCNEIL MARK D.
分类号 A47L5/00 主分类号 A47L5/00
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