Basement sump construction
US3939863A · kind A · utility
26Cited by
4References
3Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 10, 1974 |
| Grant date | Feb 24, 1976 |
| Priority date | — |
| Expiry date | Jul 10, 1994 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/7903
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A basement sump construction characterized by a sump chamber including a side wall provided with a drain outlet opening. A trap apparatus for the unidirectional flow of water is removably mounted on the sump side wall so as to be easily accessible to cleaning and servicing through a top access opening in the sump.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.