Spray head and cleaning device having the same
US11724279B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Jul 29, 2020 |
| Grant date | Aug 15, 2023 |
| Priority date | — |
| Expiry date | Aug 21, 2041 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB08B2203/02
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A spray head includes a nozzle, a sealing gasket, a first nut, and a screw. The nozzle includes an inlet portion, an outlet portion extending from an end of the inlet portion along an axial direction, and a first through hole penetrating the inlet portion and the outlet portion along the axial direction. The first through hole defines an opening on a surface of the outlet portion facing away from the inlet portion. The opening is rectangular. The sealing gasket is sleeved on the inlet portion. The first nut is sleeved on the nozzle and receiving the sealing gasket. The screw is located on a side of the sealing gasket facing away from the outlet portion and is engaged with the first nut. A second through hole penetrates the screw communicating with the first through hole. The disclosure also provides a cleaning device having the spray head.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.