Patent ID: 6490881
Filing Date: 2002-12-10
Classification: F01B,F02G,F16H,F25B,H02N

Abstract:
A displacement generator (10, 110, 210) which includesa housing (12, 112, 212) defining an enclosed chamber (14, 114, 214), the housing including a port (22, 122, 222) exposed to the chamber; at least one flexible wall (16.1, 16.2; 116.1, 116.2; 216.1, 216.2) exposed to the chamber and being flexible in a general flex direction; a fluid (15, 115, 215) contained within the chamber; a movable member (24, 124, 224) in the port which movable member is exposed to the fluid; a motion transducer (20, 120, 220) able to generate motion in a motion transducer direction and being operatively connected to said at least one flexible wall selectively to flex said at least one flexible wall, characterized in that the motion transducer is separate and apart from said flexible wall other than said operative connection to said flexible wall and in that said general flex direction is transverse to said motion transducer direction.