Patent ID: 6705260
Filing Date: 2004-03-16
Classification: F01L,Y10T

Abstract:
A check valve system for a phaser comprising:a) a reed plate that includes: i) a supply reed valve comprising a base and a first extension and a second extension, wherein the first extension and the second extension extend from the base and are located apart from each other, wherein the supply reed valve opens up into a cavity to receive oil from a rotor; ii) a first chamber reed valve; and iii) a second chamber reed valve; wherein the first chamber reed valve and the second chamber reed valve each comprises a base covering an entrance to at least one passageway leading to at least one chamber of a vane and a first extension and a second extension spaced apart from each other and extending from the base; and b) a network of worm trails, having a primary end, and two secondary ends, wherein the primary end of the network is connected to the cavity; wherein the first chamber reed valve and the second chamber reed valve are each connected to one of the secondary ends of the network of worm trails; and wherein the first chamber reed valve and the second chamber reed valve receive oil from the network of worm trails.