Patent · US Active

Valve seat ring of a gas exchange valve and gas exchange valve

US11193402B2 · kind B2 · utility

1Cited by

0References

9Claims

0Family size

Assignee

MAN Energy Solutions SE · DE

Inventors

Bernhard Ritter · Diedorf, DE
Georg LITZEL · Dinkelscherben, DE

Key dates

Filing date	Nov 13, 2020
Grant date	Dec 7, 2021
Priority date	—
Expiry date	Nov 13, 2040

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF01L2810/02
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

A valve seat ring for a gas exchange valve of a cylinder of an internal combustion engine includes: a one-part or multi-part main body defining a through-flow opening; and a valve seat region arranged on a portion of the main body in the region of the through-flow opening, a surface of the valve seat region forming a valve seat for a valve body of the gas exchange valve. At least into the main body at least one recess is introduced, which is at least partly filled with a solder material.

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