Home appliance with improved gas igniter

摘要

A home appliance having an improved gas igniter (or ignitor) including an appliance body, at least one burner assembly supported in the appliance body to provide a heat source for cooking, with the burner assembly including a gas pipe, an igniter in operational communication with the gas pipe, the igniter including a heater element and a shroud covering a portion of the heater element, the shroud including a shroud body defining a chamber having the heater element therein, an inlet opening facing the gas pipe, an outlet opening facing away from the gas pipe, and a constriction intermediate the inlet opening and the outlet opening, thereby defining a fluid flow path through the chamber whereby a fluid stream is directed from the inlet opening, across the heater element, through the constriction to the outlet opening.

主权项

1. A home appliance having an improved gas igniter comprising:
an appliance body; and at least one burner assembly supported in the appliance body to provide a heat source for cooking, the burner assembly including a gas pipe, an igniter in operational communication with the gas pipe, the igniter including a heater element and a shroud covering a portion of the heater element, the shroud including a shroud body defining a chamber having the heater element therein, an inlet opening facing the gas pipe, an outlet opening facing away from the gas pipe, and a constriction intermediate the inlet opening and the outlet opening, thereby defining a fluid flow path through the chamber whereby a fluid stream is directed from the inlet opening, across the heater element, through the constriction to the outlet opening, wherein the shroud body has two converging walls extending toward the constriction and two outlet walls extending away from the constriction and downstream of the constriction, and wherein the heater element is disposed upstream of the constriction.