Patent · US Active

Fuel injector valve seat assembly including insert locating and retention features

US11898526B2 · kind B2 · utility

0Cited by

7References

2Claims

0Family size

Assignee

Robert Bosch GmbH · DE

Inventors

Guenter Dantes · Eberdingen, DE
Todd Wallace Helsel · Saint Stephen, US
Manoj Menon
John Seifert · Kalkaska, US
Thomas Stach · Northville, US
Ryan Cary · Ferndale, US
Sudhir Srinivasan · San Jose, US
Fabian Lischke · Keego Harbor, US
Juergen Lander · Stuttgart, DE
Sebastian Wieschollek · Schwieberdingen, DE
James Doetsch · Farmington Hills, US
Peter Glibota · Huntington Woods, US

Key dates

Filing date	Apr 23, 2019
Grant date	Feb 13, 2024
Priority date	—
Expiry date	Nov 7, 2040

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF02M2200/8084
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

A fuel injector (1) including a fuel injector housing (2), a valve seat (4) formed at one end of the fuel injector housing, and a valve body (10) disposed in the fuel injector housing and operable to open and close a spray hole (20) in the valve seat. The valve seat includes a base portion (16) and insert portion (26) having spray holes (8) that is secured to the base portion (16).

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.