US PATENT SUBCLASS 137 / 565.31
.~.~.~.~ With single motive input

Current as of: June, 1999
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137 /   HD   FLUID HANDLING

561 R  DF  SYSTEMS {32}
565.01  DF  .~ With pump {11}
565.29  DF  .~.~ Plural {2}
565.3  DF  .~.~.~ Serial {1}
565.31.~.~.~.~ With single motive input {1}
565.32  DF  .~.~.~.~.~> One pump driven by motive fluid from the other

DEFINITION

Classification: 137/565.31

With single motive input:

(under subclass 565.3) Subject matter wherein two or more pumps are driven by one prime mover. [figure] [caption]Figure 1: A typical example of the subject matter. A - Motor; B - Drive shaft; C, D, E, F, G - Series of pumps; H, J, K, L, M - Vessels in series.

SEE OR SEARCH CLASS

417, Pumps,

350, for pumping members oppositely disposed from a single motor.