Patent · US Active

Poppet valve

US11767774B2 · kind B2 · utility

0Cited by

3References

10Claims

0Family size

Assignee

Eaton Intelligent Power Limited · IE

Inventors

Alberto Aimasso · Rivoli, IT
Luigi Lia · Torino, IT
Francesca Mancuso · Torino, IT

Key dates

Filing date	Oct 17, 2018
Grant date	Sep 26, 2023
Priority date	—
Expiry date	Jun 26, 2039

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF01L2820/01
WIPO fieldSurface technology, coating
WIPO sectorChemistry

Abstract

A poppet valve includes: a valve body comprising a valve stem body, a valve head body with a valve combustion face, and a valve fillet body interconnecting the valve stem body and the valve head body. The valve fillet body surface has an increased thermal resistance compared to the valve combustion face.

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