- 专利标题： Convertible central vacuum unit
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申请号： US16383645申请日： 2019-04-14
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公开(公告)号： US11058272B2公开(公告)日： 2021-07-13
- 发明人: Nelson Hulli
- 申请人： Nelson Hulli
- 申请人地址： CA Toronto
- 专利权人： Nelson Hulli
- 当前专利权人： Nelson Hulli
- 当前专利权人地址： CA Toronto
- 代理商 Robert M Cox, Esq
- 主分类号： A47L9/14
- IPC分类号： A47L9/14 ; A47L5/38 ; A47L9/16 ; A47L5/22 ; A47L9/12
摘要：
An convertible central vacuum system is disclosed allowing for operation in both a cyclonic separation (bagless) mode as well as in a filter bag mode (via an removable filter bag adapter housing). With each mode having its own advantages and disadvantages, the user can readily convert between them as desired.
公开/授权文献
- US20190274502A1 CONVERTIBLE CENTRAL VACUUM UNIT 公开/授权日：2019-09-12
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