Patent · US Active

Lightweight valve

US7862007B2 · kind B2 · utility

2Cited by

22References

15Claims

0Family size

Assignee

Daimler AG · DE

Inventors

Martin Schlegl · Weingarten, DE
Holger Stark · Allmersbach im Tal, DE

Key dates

Filing date	Nov 4, 2004
Grant date	Jan 4, 2011
Priority date	—
Expiry date	Jun 3, 2026

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF01L3/20
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

A lightweight valve (1), in particular for internal combustion engines, is provided, with a valve stem (3), with a hollow valve cone (5) and with a valve disk (7) closing the valve cone hollow space on one side, a valve cone support being provided in the hollow space. The valve cone support is provided at a distance from the valve disk (7).

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