초록

A small portable generator powered by a gas fueled internal combustion engine. The gas fuel supply system for the engine includes a solenoid value whose duty cycle is regulated so as to permit unthrottled operation of the engine and afford engine speed control.

대표청구항 ▼

An engine speed control for a small gas fueled engine comprising an unthrottled air passage to said engine, a readily removable container containing a pressurized source of fuel, conduit means having a readily detachable connection to said container for supplying fuel from said fuel source to said u

An engine speed control for a small gas fueled engine comprising an unthrottled air passage to said engine, a readily removable container containing a pressurized source of fuel, conduit means having a readily detachable connection to said container for supplying fuel from said fuel source to said unthrottled air passage of said engine, valves means in said conduit means moveable between an opened position and a closed position, and means for cycling said valve means between its opened and closed positions with a duty cycle that varies to control the amount of fuel supplied to the engine and the speed of said engine without throttling air flow.