发明名称 |
Filter system for a vacuum cleaner |
摘要 |
A vacuum cleaner system includes at least one air flow control valve coupled to a vacuum motor, a pressure chamber and a filter. The at least one valve is operable to couple the at least one filter to the vacuum source to provide suction therethrough when the at least one valve is in a first position, and alternately to couple the at least one filter to the pressure chamber when the at least one valve is in a second position to supply pressurized air from the pressure chamber to the at least one filter to clean the at least one filter.
|
申请公布号 |
US8516654(B1) |
申请公布日期 |
2013.08.27 |
申请号 |
US20100898531 |
申请日期 |
2010.10.05 |
申请人 |
MCCUTCHEN TRAVIS D.;MCCUTCHEN CLINTON J.;PATHFINDER CONCEPTS, LLC |
发明人 |
MCCUTCHEN TRAVIS D.;MCCUTCHEN CLINTON J. |
分类号 |
A47L9/10 |
主分类号 |
A47L9/10 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|