Pool cleaner having vortex drive tube
US6423217B1 · kind B1 · utility
14Cited by
37References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 15, 2000 |
| Grant date | Jul 23, 2002 |
| Priority date | — |
| Expiry date | Sep 15, 2020 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE04H4/1663
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A suction cleaner comprising a water intake inlet configured to be positioned on an inner surface of a pool and at least one elongate member coupled to the water intake inlet. The elongate member has a generally cylindrical shape with an interior surface and at least one corkscrew edge positioned on the interior surface of the elongate member and in communication with the water intake inlet.The interior surface configured to generate a vortex effect on fluid flowing though the member.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.