US PATENT SUBCLASS 409 / 152
.~.~.~.~.~ Adapted to hydraulically or pneumatically stimulate control

Current as of: June, 1999
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409 /   HD   GEAR CUTTING, MILLING, OR PLANING

64  DF  MILLING {29}
145  DF  .~ Including means to infeed work to cutter {10}
147  DF  .~.~ With control means energized in response to activator stimulated by condition sensor {4}
149  DF  .~.~.~ In response to work or work carriage {2}
151  DF  .~.~.~.~ To control limit of infeed {2}
152.~.~.~.~.~ Adapted to hydraulically or pneumatically stimulate control

DEFINITION

Classification: 409/152

Adapted to hydraulically or pneumatically stimulate control:

(under subclass 151) Apparatus wherein the means for regulating the operation receives the initiating impulse from the transmission of fluid pressure.