rotary valve

noun

, Machinery.

1. a valve that rotates continuously or through an arc to open and close.

Example Sentences

This may be caused by leakage past the rotary valve, defective body gasket, or leakage by the feed valve or its case gasket.

From Project Gutenberg

The automatic brake valve is of the rotary valve type and is the same valve as used with the E-T equipment.

From Project Gutenberg

In Germany a rotary valve, a kind of stop cock, is preferred to the piston.

From Project Gutenberg