Water ejecting apparatus
US11447383B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 11, 2020 |
| Grant date | Sep 20, 2022 |
| Priority date | — |
| Expiry date | Oct 3, 2040 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC02F2307/10
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A water ejecting apparatus includes a case and a water ejection unit coupled to one side of the case. The water ejection unit includes a first lifting cover connected to the case and allowing a lifting gear to be fixed thereto, a second lifting cover movably accommodated inside the first lifting cover, a lifting motor coupled to the second lifting cover and configured to interwork with the lifting motor, and a water ejection nozzle installed at a lower end of the second lifting cover and configured to allow water to be ejected therethrough. The lifting gear has gear teeth is provided on one side thereof in an up-down direction and at least one reinforcing hole or reinforcing recess provided on the other side thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.