The Nautical Encyclopedia

Patterson’s Illustrated Nautical Encyclopedia — Howard Patterson, 1891

⚓ The Superstition Locker ⚓

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Home ⚓ Letter S ⚓ Slide Valve

Slide Valve

Engineering

A valve having a flat face reciprocating over ports in a flat seat.

← Slide All “S” entries Sliding Limb →

2026 Editor's Note: The slide valve timed the steam age; preserved engines still slide theirs, and the D-valve's geometry is a set-piece of every steam textbook since. See slide valve. (Ed: BR 2026-07-13)

About Historical Disclaimer Terms and Conditions Privacy Policy Contact

The Nautical Encyclopedia (1891) is in the public domain; this digital edition © 2026 PhotoOpAI.