US PATENT SUBCLASS 60 / 537
.~.~ Programmed, self-cycled or self-pulsed


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

325  DF  PRESSURE FLUID SOURCE AND MOTOR {47}
533  DF  .~ Pulsator {25}
537.~.~ Programmed, self-cycled or self-pulsed {7}
538  DF  .~.~.~> Including electrical control or actuation
539  DF  .~.~.~> Cam drive of plural masters
540  DF  .~.~.~> Including timer or time delay means the cycle
541  DF  .~.~.~> Having means terminating cycle at parking or holding position
542  DF  .~.~.~> Pneumatic device having pulse air bleed or supply means
543  DF  .~.~.~> Self-operated pulse fluid purge or quantity adjustment structure
544  DF  .~.~.~> Continuously acting self-pulsing master with manually settable slave release or output control valve


DEFINITION

Classification: 60/537

(under subclass 533) Apparatus including means (1) to cause the apparatus to operate through a given cycle of diverse operations repetitiously; (2) operative upon initiation to perform a series of diverse operations and return to a starting position; or (3) continuously oscillate an output means.

SEE OR SEARCH THIS CLASS, SUBCLASS:

532, for a pulsator transmitting energy by shock or resonant waves; and subclass 545 for an apparatus including a pulsator driven or controlled by electrical means.

SEE OR SEARCH CLASS

100, Presses,

269.01+, for a reciprocating press having fluid pressure actuation.