Significados de throttle valve en inglés

What should be the position of throttle valve when running a superheater locomotive?

Instantly Knight pulled the throttle valve open, and the locomotive started forward with a jerk.

No, don't do that, stay close to the throttle valve and watch the governor closely.

At no time during the trial was the throttle valve open more than three-eighths of an inch.

What should be done in case the throttle valve stem became disconnected while the valve is closed?

Coke tried to still the tumult by thundering a command to Norrie, second engineer, to throw open the throttle valve.

Will an engine equipped with superheat units move as quickly as a saturated steam locomotive when throttle valve is first opened?

Steam dome changed from rear of boiler forward to a part over what was called the "man-hole," and throttle valve placed therein.

Place the reverse lever in full gear, open the throttle valve gradually so as to start the train one car at a time and easily.

To furnish more steam space and to obtain dryer steam and to provide a place for the safety valves, steam pipes, throttle valve and whistle.

When his survey was finished he braced his helm to starboard, opened his throttle valves and went away to windward.

Then they open their throttle valves, and how they do brag, and sneer, and swell, and soar, and blaspheme the sacred name of Truth!