Automatic drain clean out device
US4376321A · kind A · utility
7Cited by
6References
3Claims
0Family size
Inventor
Key dates
| Filing date | May 20, 1981 |
| Grant date | Mar 15, 1983 |
| Priority date | — |
| Expiry date | May 20, 2001 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE03F9/002
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
An automatic drain clean out device for use on sinks and the like is permanently mounted in the waste drain to dislodge waste passing through the drain so that there will be no build up of material. The automatic drain clean out device comprises an electric motor and a resilient snake attached thereto. The snake has elongated flexible fins throughout its length.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.