throttle valve

noun

1. a valve for throttling the working fluid of an engine, refrigerator, etc.

Word History and Origins

Origin of throttle valve¹

First recorded in 1805–15

Example Sentences

Such a governor as has just been described is called a throttle valve governor.

From Project Gutenberg

An automatic cut-off governor is from 15 per cent to 20 per cent more effective than a throttle valve governor.

From Project Gutenberg

Be careful not to open the throttle valve too quickly, or you may throw off the driving belt.

From Project Gutenberg

Then slide the spur pinion into the gear and open the throttle valve wide.

From Project Gutenberg

This method involves a total loss of part of the head at the sluice or throttle valve.

From Project Gutenberg