Edward J Heffernan

US Patent:

47022256, Oct 27, 1987

Filed:

May 14, 1986

Appl. No.:

6/863147

Inventors:

Edward J. Heffernan - Oviedo FL
Ronald S. Tomlinson - Mt. Juliet TN

Assignee:

Heil-Quaker Corporation - Lavergne TN

International Classification:

F24H 300

US Classification:

126116A

Abstract:

In the operation of a heat pipe furnace having a plurality of heat pipes and means for conducting a heated fluid in sequential heat transfer association with the heat pipes, an apparatus and method of detecting a malfunction of any one of the heat pipes of said plurality comprising means for and the steps of monitoring the temperature of the most sequentially downstream heat pipe of the plurality of heat pipes and determining whether said monitored temperature is within a preselected range of temperatures.