Foam odor plug for urinals
US8006324B2 · kind B2 · utility
12Cited by
21References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 9, 2009 |
| Grant date | Aug 30, 2011 |
| Priority date | — |
| Expiry date | Aug 30, 2029 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE03D9/00
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A urinal discharge pipe assembly comprising a discharge pipe having a passageway therethrough from an inlet in communication with a urinal discharge outlet and an outlet in communication with a urine disposal system, a foam dispensing device having a foam outlet open into the passageway for discharge of an allotment of foam into the passageway between the inlet and the outlet adequate to form a temporary foam plug across the passageway blocking the passageway.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.