US PATENT SUBCLASS 60 / 407
.~ Pneumatic motor with gas supply or removal device

Current as of: June, 1999
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60 /   HD   POWER PLANTS

325  DF  PRESSURE FLUID SOURCE AND MOTOR {47}
407.~ Pneumatic motor with gas supply or removal device {3}
408  DF  .~.~> Convertible motor-pump device selectively charges and is driven by gas from storage vessel
409  DF  .~.~> Having automatic control {2}
412  DF  .~.~> Having pump device

DEFINITION

Classification: 60/407

(under subclass 325) Apparatus in which a gas is the motive fluid driving the motor and in which the gas is supplied to or removed from the motor by a pump or some other structure that is more than a mere feed or discharge line.

SEE OR SEARCH THIS CLASS, SUBCLASS:

370, for an air driven self-cycling stroke device.

397, for a motor driven by the air being drawn into the intake of an internal combustion engine.