| 摘要 |
<p>A rotary pump-motor-meter comprises a rotor assembly including a shaft (38) and one or more hub members (37) coaxially affixed to the shaft, that supports a plurality of flaps (40) disposed about the shaft (38), each of which flaps has a round first edge and a crescent trailing edge and is supported by the hub member (37) pivotably about a pivot axis coinciding with the center of the round first edge disposed adjacent to the shaft (38), which rotor assembly is rotatably disposed within a cylindrical cavity with two port openings in a parallel and eccentric relationship, wherein one or more circular cam guides disposed adjacent to the rotor assembly in a rotable arrangment about a cam axis guides a plurality of cam rollers (41), each of which cam rollers is anchored to one end face of the flaps (40).</p> |
