US PATENT SUBCLASS 415 / 104
WITH SHAFT CONNECTED FLUID FORCE SUBJECTED THRUST BALANCING SURFACE

Current as of: June, 1999
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415 /   HD   ROTARY KINETIC FLUID MOTORS OR PUMPS

104WITH SHAFT CONNECTED FLUID FORCE SUBJECTED THRUST BALANCING SURFACE {3}
105  DF  .~> In separate chamber having non-system fluid inlet
106  DF  .~> Fluid force on opposite face of blade or blade support member
107  DF  .~> Motor shaft

DEFINITION

Classification: 415/104

(under the class definition) Apparatus comprising a member whose area is exposed and subjected to a fluid* force and so associated with a runner* support that the said force tends to balance and neutralize, at least partly, the axis thrust developed by the working fluid* on the supported runner*.

SEE OR SEARCH THIS CLASS, SUBCLASS:

96, for similar devices having similar balancing surfaces acted upon by a fluid however, also having axially opposed fluid* paths to or from the runner* means, the fluid* paths also acting to counterbalance end thrust.