Device for preventing overflow of urea water for vehicle
US11155458B2 · kind B2 · utility
0Cited by
1References
9Claims
0Family size
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Key dates
| Filing date | Feb 6, 2020 |
| Grant date | Oct 26, 2021 |
| Priority date | — |
| Expiry date | Feb 6, 2040 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/12
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
The present disclosure relates to a device for preventing overflow of urea water out of an injection hole of a urea water tank when urea water is injected into the injection hole. The device is configured to enhance the function of a ventilation flow path, thus efficiently relieving pressure in the urea water tank when urea water is injected into the urea water tank.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.