Fluid delivery system for a fire apparatus
US11813489B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 19, 2021 |
| Grant date | Nov 14, 2023 |
| Priority date | — |
| Expiry date | Nov 19, 2041 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA62C27/00
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
A fluid system includes a ratio controller. The ratio controller includes a housing, a nozzle, and a diffuser. The housing defines a mixing chamber, a first inlet positioned at a first end of the mixing chamber, an outlet positioned at an opposing second end of the mixing chamber, and a second inlet positioned at a location around a periphery of the mixing chamber between the first inlet and the outlet. The first fluid is configured to receive a first fluid input. The second inlet is configured to receive a second fluid input. The nozzle includes a nozzle inlet positioned proximate the first inlet and a nozzle outlet positioned within the mixing chamber. The diffuser extends from the outlet and outward from the housing. The diffuser includes a diffuser inlet positioned within the mixing chamber.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.