Inspirator for a gas heater
AssigneeHeat Design Equipment Inc.
InventorsRobert E. Kieswetter, Jeffrey Girodat
Life of this patent
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Abstract
An inspirator for use with an infrared heater and method of manufacturing a venturi body of the inspirator is described. The inspirator is formed from a solid piece of metal and has an elongated bore having en inlet and an outlet. The inlet smoothly tapers to a venturi with a successively step bore downstream of the venturi to the outlet. The inspirator has a fuel inlet and an air inlet to the venturi.
Claims14
An inspirator for use with an infrared heater, the inspirator comprising an elongated bore having an inlet and an outlet, the inlet smoothly tapering to a venturi with a successively larger stepped bore downstream of the venturi to the outlet, the inspirator having a fuel inlet and an air inlet to the venturi, the air/fuel mixture at the outlet being combustible.
A method of manufacturing of a venturi body of an insulator, the method comprising forming the venturi body with a bore that is formed from a solid block of metal, using a lathe to taper the bore from an inlet to the venturi and forming a plurality of successively larger step sections downstream of the venturi to the outlet.
Dependencies are inferred from the claim text.