Patent ID: 6904895
Filing Date: 2005-06-14
Classification: F01L,F15B,F16K

Abstract:
1. An electro-hydraulic assembly for use in combination chamber valve deactivation in an internal combustion engine comprising: (a) manifold having an inlet pressure gallery ported to a surface of the manifold in a plurality of supply pressure ports and having a separate control pressure passage associated with each of said ports; (b) a gasket plate formed of electrically non-conductive material and having a plurality of valve bosses spaced on a common side thereof, with each boss defining a valving cavity communicating with an inlet passage and an outlet passage formed in the plate; (c) a plurality of electrical conductors embedded in said plate, each having one end portion thereof exposed and associated with, one of said bosses, and an end remote from said one end terminated for external electrical connection thereto; (d) an electrically operated valve disposed on each of said bosses with the inlet and outlet thereof received in said valving cavity and isolated for communicating respectively with one of said inlet and outlet passages, said valve having an electrical terminal thereon making contact with said one end portion of said adjacent electrical conductor; (e) retaining means operable for securing each of said valves in the respective valving cavity; and, (f) fastening means operable for attaching said gasket plate to said manifold with said inlet passage communicating with said supply port and said outlet passage communicating with said control pressure passage.