Patent ID: 8047166
Filing Date: 2011-11-01
Classification: F01L,F02B,F02D,H01F,Y02T

Abstract:
1. A machine, comprising: a housing; a piston disposed in the housing and configured to reciprocate in the housing; at least one valve coupled to the housing; a magnetically-geared valve actuation system coupled to the at least one valve; wherein the magnetically-geared valve actuation system comprises a rotor having a rotor core and a plurality of permanent magnets disposed thereon, at least one stator including a stator core having a plurality of stator teeth; wherein size of the plurality of stator teeth are substantially different from size of the plurality of permanent magnets; a plurality of sensors configured to detect a plurality of parameters related to the machine; and a control system coupled to the plurality of sensors and the magnetically-geared valve actuation system; wherein the magnetically-geared valve actuation system is configured to actuate the at least one valve in response to reciprocation of the piston in the housing, signals originating from the sensors or control system, or combinations thereof.