United States Patent 3039485
US Patent References:
/0341776.html
- - 0341776

/1148922.html
- - 1148922

Control device for cutting and welding torches
- - 1487230

Fuel-feeding system for carburetors
- - 1511163

Carburetor
- - 2254850


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Primary Class:
137/483
Other Classes:
210/444, 210/436, 261/72.100, 137/549, 210/349, 261/36.200, 251/117
US Patent References:
2599699Fuel system for combustion apparatus
2633146Fuel pulsation dampener and pressure regulator
2707051Pressure regulator-filter device
2737167Pressure controlling valve system
2774374Pulsation smoothing valve