Patent ID: 6629488
Filing Date: 2003-10-07
Classification: F01B,Y10T

Abstract:
Apparatus for controlling an axial device having a drive shaft with an axis of rotation and a plurality of pistons parallel to and surrounding an extension of said shaft of rotation beyond said drive shaft, comprising:a. a base member encompassing said axis of rotation, b. a control piston adjustably fitted within said base member, and c. a double wedge member assembly rotatably mounted on said control piston and adjustably affixed to a means for controlling rotation of a first and a second wedge member in said double wedge member assembly, said double wedge member assembly including a flat surface, said flat surface being in driving relationship to said plurality of pistons, whereby adjustment of said control piston controls rotation of the first and a second wedge members of said double wedge assembly to adjust the angle formed by said axis of rotation and said flat surface of said double wedge member assembly to control movement of said plurality of pistons.