Cap with valve system provided with flow reducer
US11840139B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 12, 2022 |
| Grant date | Dec 12, 2023 |
| Priority date | — |
| Expiry date | May 12, 2042 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/0874
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A fluid vent valve (1) for a fuel tank, comprising: a valve body (10) having an inlet opening connected or connectable to a tank, an outlet opening and a main chamber (13) interposed between said inlet opening and said outlet opening (12); a piston (20) inserted or insertable in the main chamber (13) and movable therein so as to define a closed configuration and an open configuration; a pendulum (30) hinged to the valve body (10) and coupled to the piston (20) so as to promote a movement of the piston (20) between the two configurations; a flow reducer (40) operatively interposed between the outlet opening (12) and the piston (20).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.