Fuel injection throttle body assembly having a fuel distribution sleeve
US12429021B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 8, 2023 |
| Grant date | Sep 30, 2025 |
| Priority date | — |
| Expiry date | Feb 7, 2044 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF02M2200/28
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A fuel injection throttle body assembly for an internal combustion engine and including a throttle body case defining a port. The fuel injection throttle body assembly further includes a fuel distribution sleeve disposed in the port and a throttle valve pivotably supported by the throttle body case and disposed in the port. The throttle valve is arranged between the fuel distribution sleeve and the outlet side of the throttle body case. The fuel distribution sleeve includes an annular body extending from a first sleeve end to a second sleeve end and has an inlet portion proximate the first sleeve end defining an inlet diameter, an outlet portion proximate the second sleeve end defining an outlet diameter, and a throat portion positioned between the inlet portion and the outlet portion defining a throat diameter, wherein the throat diameter is less than the inlet diameter and the outlet diameter.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.