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:
Jan. 31, 2012
Filed:
Jan. 22, 2008
Stefan Dorn, Hollfeld, DE;
Norbert Geyer, Höchstadt, DE;
Manfred Jansen, Weisendorf, DE;
Karsten Kucht, Wilhermsdorf, DE;
Norbert Radinger, Nürnberg, DE;
Stefan Dorn, Hollfeld, DE;
Norbert Geyer, Höchstadt, DE;
Manfred Jansen, Weisendorf, DE;
Karsten Kucht, Wilhermsdorf, DE;
Norbert Radinger, Nürnberg, DE;
Schaeffler KG, Herzogenaurach, DE;
Abstract
A mechanical roller tappet (,) comprising a tappet housing (,) shaped out of sheet metal, a drive roller () actuable by a cam () and an axle (,) on which the drive roller () is mounted, end portions () of the axle (,) being supported in axle eyes () of the tappet housing (,), said tappet housing (,) comprising a tappet skirt (,) and a tappet bottom () possessing a contact surface () for an adjacent engine component on a power take-off side and at an end of the tappet skirt facing the cam, the tappet bottom is connected to the tappet skirt and is shaped into the interior of the tappet skirt while forming a pocket for receiving the drive roller, the axle eyes being arranged in first sections () of the tappet bottom while being spaced from an inner peripheral surface () of the tappet skirt and extend substantially parallel to the longitudinal direction of the tappet skirt, the contact surface being arranged on a second section () of the tappet bottom connecting the first sections to each other.