477 / | HD | INTERRELATED POWER DELIVERY CONTROLS, INCLUDING ENGINE CONTROL |
182 | DF | BRAKE CONTROL {8} |
189 | .~ Engine energy control having adjusting and holding device, with means on brake control to override holding device {2} | |
190 | DF | .~.~> Holding device engaged by electric means {1} |
192 | DF | .~.~> Mechanical holding device engaged by mechanical means {1} |