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:
Feb. 17, 2004
Filed:
Jun. 19, 2002
Applicant:
Inventor:
Franz Laimböck, Thal, AT;
Assignee:
Avl List GmbH, Graz, AT;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01L 1/14 ;
U.S. Cl.
CPC ...
F01L 1/14 ;
Abstract
A push rod ( ), more specifically for use in a valve actuation device of an internal combustion engine, which is substantially hollow and is provided with a portion ( ) of a maximum cross section dimension arranged preferably in the middle between the ends ( ) of the push rod ( ). In order to provide, in the easiest possible way, a light weight push rod ( ) with high buckling resistance, the push rod ( ) consists of a first and of a second, substantially hollow rod piece ( ), the rod pieces ( ) having a maximum cross section dimension in the region of one open front face ( ) thereof and being rigidly joined together at their open front faces ( ).