Wastewater valve arrangement
US8701695B2 · kind B2 · utility
1Cited by
17References
7Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 4, 2009 |
| Grant date | Apr 22, 2014 |
| Priority date | — |
| Expiry date | Aug 29, 2030 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/794
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
The present invention relates to a wastewater valve arrangement. The valve arrangement includes a first receptacle for receiving a filter to filter wastewater. A second receptacle receives the filtered wastewater. A valve is provided for impeding the egress of filtered wastewater from the second receptacle. In one embodiment, the valve is configured to be normally open, and is configured to permit the release and ingress of air relative to the second receptacle. The valve may include a float that defines a recess.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.