The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 07, 2002
Filed:
Sep. 21, 2000
Applicant:
Inventor:
Diethard Plohberger, Jenbach, AT;
Assignee:
Jenbacher Aktiengesellschaft, Jenbach, AT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01L 1/16 ; F01L 9/02 ;
U.S. Cl.
CPC ...
F01L 1/16 ; F01L 9/02 ;
Abstract
A valve drive for a valve of an internal combustion engine, wherein the valve is connected to a main piston which is arranged in a cylinder chamber and which for opening of the valve can be acted upon by pressure fluid flowing into the cylinder chamber, wherein there is provided a closing spring which urges the valve in the closing direction, and wherein there is provided a throttle by way of which a part of the pressure fluid flows out of the cylinder chamber in a throttled flow during the closing movement of the valve.