Patent attributes
An exhaust gas recirculation valve device for a vehicle includes: a mixer tube extending between an inlet end and an outlet end, a first plate at the inlet end, and a second plate at the outlet end. The mixer tube having a plurality of divider walls extending radially between the longitudinal axis and the outer wall longitudinally from the inlet to the outlet. The divider walls defining a plurality of mixing chambers therebetween for receiving and storing exhaust gas from a dedicated engine cylinder. The first plate rotatably disposed at the inlet end of the tube, and the second plate rotatably disposed at the second end of the mixer tube to selectively block off at least one chamber at the inlet and outlet ends, respectively. The mixer configured to capture and distribute recirculated exhaust gas corresponding to an operating speed of the engine.
