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:
Oct. 14, 2003
Filed:
Dec. 20, 2000
Matthew Byrne Diggs, Farmington, MI (US);
Michael George Aimone, Belleville, MI (US);
Hoa T. Dinh, Shelby Township, MI (US);
Eduard Golovatai-Schmidt, Rottenbach, DE;
Ford Global Technologies, LLC, Dearborn, MI (US);
Abstract
An arrangement of a dual oil feed variable timed camshaft is provided. The arrangement includes a camshaft which has a radial side and an end face . The camshaft has first and second passages fluidly connecting end face with the radial side . A hub is connected with camshaft end face . The hub has a central opening intersecting with the first and second passages . The hub has at least first and second axial spaced radial passages intersecting with the hub central opening . A timing pulley has relative rotational movement with respect to the hub . The timing pulley and the hub define pressure chambers which are divided by vanes into retard angle spaces intersecting with the hub first radial passages and advance angle spaces intersecting with the hub second radial passage . A fastener is provided having intersecting longitudinal and radial bores fluidly connecting the camshaft first passage with the hub first radial passage . The fastener connects the hub to fasten the hub with the camshaft