Patent ID: 7047867
Filing Date: 2006-05-23
Classification: F04B

Abstract:
1. An apparatus for adjusting the displacement of an engine-pump assembly, comprising: a swashplate supported for pivotal movement about a first axis; an engine having first and second cylinders, a first piston located in the first cylinder and secured to the swashplate at a first side of the first axis, and a second piston located in the second cylinder and secured to the swashplate at a second side of the first axis opposite the first side; a plate secured to the swashplate for pivotal movement about the first axis and supported for rotary oscillation relative to the swashplate about a second axis; and a pump including a third cylinder, and a first plunger located in the third cylinder, secured to the plate for pivotal movement about the first axis and rotary oscillation about the second axis.