US PATENT SUBCLASS 60 / 489
.~.~ Having valve means controlling flow between pump and motor


Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use



60 /   HD   POWER PLANTS

325  DF  PRESSURE FLUID SOURCE AND MOTOR {47}
487  DF  .~ Input pump and rotary output motor system having displacement varying type of direction or speed selector {3}
489.~.~ Having valve means controlling flow between pump and motor


DEFINITION

Classification: 60/489

(under subclass 487) Apparatus having in addition to the displacement varying structure an adjustable flow controlling means in a flow line of the circuit including the rotary pump and motor.