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:
Mar. 07, 2006
Filed:
Feb. 03, 2004
Madhusudan Raghavan, West Bloomfield, MI (US);
Jie Tong, Sterling Heights, MI (US);
Madhusudan Raghavan, West Bloomfield, MI (US);
Jie Tong, Sterling Heights, MI (US);
General Motors Corporation, Detroit, MI (US);
Abstract
A valve actuator assembly for an engine includes a movable engine valve. The valve actuator assembly also includes a movable roller finger follower operatively engaged with the engine valve, a rotatable cam, and an intermediate finger follower operatively engaged with the roller finger follower and the cam. The valve actuator assembly also includes at least one actuator operatively cooperating with the intermediate finger follower to position the intermediate finger follower in two directions relative to the cam to move the roller finger follower to position the engine valve at a desired lift and phasing.