Patent ID: 7789054
Filing Date: 2010-09-07
Classification: F01L

Abstract:
1. A cam phaser assembly comprising: a first plate assembly including a first vane fixed to and extending axially from a first plate, the first plate defining a first fastener passage; a second plate assembly including a second vane fixed to and extending axially from a second plate, the second plate defining a second fastener passage; an oil chamber housing located axially between the first and second plates and defining first and second chambers, and a first central bore, the first vane extending into the first chamber and the second vane extending into the second chamber; an oil distribution member located within the first central bore of the oil chamber housing and defining a first oil passage in communication with the first chamber, a second oil passage in communication with the second chamber, and a third fastener passage; and a first fastener extending through the first, second, and third fastener passages that couples the cam phaser assembly to an outer shaft of a concentric camshaft.