Patent · US Active

Valve drive having a mechanical valve play position and method for the mounting thereof

US7975664B2 · kind B2 · utility

22Cited by

4References

9Claims

0Family size

Assignee

Schaeffler KG · DE

Inventors

Frank Himsel · Herzogenaurach, DE
Wolfgang Christgen · Seukendorf, DE

Key dates

Filing date	Jul 27, 2006
Grant date	Jul 12, 2011
Priority date	—
Expiry date	Jul 13, 2027

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T74/20882
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

The valve drive has a cam follower (10) which is arranged between a cam (3) of a camshaft (4) and the gas exchange valve (5) and is mounted on a support element (8). Support element (8) is stationary in cylinder head (2), with a rigid installation height (feature YP), for the adjustment of the valve play (21) with respect to the cam (3) and/or the gas exchange valve (5). A module (6) which has the cam, follower (10) and the support element (8), defines total installation dimension of the module (6).

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