Patent ID: 6149065
Filing Date: 2000-11-21
Classification: F23N,F24C

Abstract:
A modulating thermostat for supplying gas from a gas supply to an oven having a main burner, a pilot burner and a temperature sensor, said thermostat comprising:a body having a front wall and a rear wall;a supply passage extending between said front and rear walls and including an inlet section adapted to be connected to the gas supply and an outlet section;a temperature responsive valve separating said inlet and outlet sections of said supply passage, said temperature responsive valve including a valve seat and a modulating valve member adapted to be connected to the oven temperature sensor;main and pilot passages extending between said front and rear walls spaced from one another and from said supply passage and each having a mouth at said front wall;a main burner outlet port in said rear wall adapted to be connected to the oven main burner and communicating with said main passage;a pilot burner outlet port in said rear wall adapted to be connected to the oven pilot burner and communicating with said pilot passage;an outlet passage extending from said outlet section of said supply passage to said main passage;a bypass feeder passage extending from said inlet section of said supply passage to said main passage; anda pilot feeder passage extending from said inlet section of said supply passage to said pilot passage;said modulating thermostat being characterized by:said main and pilot passages each extending along a single straight line from said front to said rear wall;said bypass feeder passage extending in a single straight line beginning at said mouth of said main passage and extending to said inlet section of said supply passage; andsaid pilot feeder passage extending in a single straight line beginning at said mouth of said pilot passage and extending to said inlet section of said supply passage.