US PATENT SUBCLASS 475 / 119
.~.~.~ Safety device

Current as of: June, 1999
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475 /   HD   PLANETARY GEAR TRANSMISSION SYSTEMS OR COMPONENTS

31  DF  FLUID DRIVE OR CONTROL OF PLANETARY GEARING {11}
116  DF  .~ Fluid controlled mechanical clutch or brake {12}
118  DF  .~.~ Speed responsive control {3}
119.~.~.~ Safety device

DEFINITION

Classification: 475/119

Safety device:

(under subclass 118) Subject matter wherein the control prevents the transmission or the means driving the transmission from being damaged.

(1) Note. For example, the speed responsive means may prevent a shift valve or selector valve from shifting at too high a speed. [figure] [caption]manual valve; prevents manual downshift at high speeds to direct drive clutch 60; pump pressure; to over drive brake 40; governor; governor inhibitor valve