Patent ID: 7677208
Filing Date: 2010-03-16
Classification: F01B,F02B,Y02T

Abstract:
1. A power system including a first radial rotary pump, said pump including: a rotatable housing disposed to rotate about a first axis of rotation and having a plurality of pistons pivotably mounted thereto, a journal having a fluid inlet passage and a fluid outlet passage therein, said journal having a second axis of rotation; a plurality of cylinders connected to said journal and selectively in communication with said fluid inlet passage and selectively in communication with said fluid outlet passage, wherein said plurality of cylinders rotate about said second axis of rotation; said plurality of pistons reciprocatingly disposed within each one of said plurality of cylinders, a selector arm connected to said journal for selectively changing said second axis of rotation from a first position spaced apart from said first axis of rotation to a second position coaxial with said first axis of rotation.