for safety purposes

Full Title

Controlling > by varying liquid flow > specially adapted for turbines with jets of high-velocity liquid impinging on bladed or like rotors > for safety purposes

Classification Context

Section:

MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING

Class:

MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR

Subclass:

MACHINES OR ENGINES FOR LIQUIDS