US PATENT SUBCLASS 246 / 188
.~.~ Fluid-pressure-actuated throttle

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


246 /   HD   RAILWAY SWITCHES AND SIGNALS

167 R  DF  CAB SIGNAL OR TRAIN CONTROL {20}
186  DF  .~ Motive-power control {2}
188.~.~ Fluid-pressure-actuated throttle

DEFINITION

Classification: 246/188

(under subclass 186) Subject matter having the throttle-valve of a steam-locomotive directly actuated by fluid-pressure.

SEE OR SEARCH THIS CLASS, SUBCLASS:

167, and all subclasses mentioned in the search notes appended thereto, for cab and control features.

257, and appropriate indented subclasses for fluid-motor means for actuating switches or signals.