Swimming pool cleaning head
US10934732B2 · kind B2 · utility
0Cited by
7References
4Claims
0Family size
Inventors
Key dates
| Filing date | Aug 7, 2018 |
| Grant date | Mar 2, 2021 |
| Priority date | — |
| Expiry date | Aug 7, 2038 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE04H4/169
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A device for vacuuming debris from the bottom of a pool of water. The device comprises a housing which forms a frustoconical cavity having a mouth on the lower surface and an exit hole on the top of the frustoconical cavity. A hose is attached on one end to the exit hole and in fluid connection with a source of vacuum.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.