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. 02, 1989
Filed:
Oct. 15, 1987
Georg Schaeffler, Herzogenaurach, DE;
INA Walzlager Schaeffler KG, , DE;
Abstract
A self-adjusting hydraulic valve tappet arranged in a guide bore of a cylinder head of an internal combustion engine and comprising a cup-shaped housing (1) formed by a hollow cylindrical wall (2) closed at one end by an end member (3) against the outside of which a cam abuts and a guide sleeve (4) concentric with the hollow cylindrical wall (2) and extending at its end facing away from the end member (3) to the center of a disk member (5) connected with its outer circumference to the hollow cylindrical wall (2) of the housing (1) wherein the guide sleeve (4) is spaced from the end member (3) at its other end and guides the hydraulic play compensating element (6) for longitudinal movement thereof, characterized in that a second disk member (7) is provided which extends from the hollow cylindrical wall (2) and additionally supports the guide sleeve (4) at a distance from the first disk member (5).