Patent ID: 6770850
Filing Date: 2004-08-03
Classification: F23Q

Abstract:
A heater assembly comprising:a heater having: a cylindrical metallic shell; a heater body partly disposed in a front end portion of the metallic shell; an electrode disposed in a rear portion of the metallic shell and electrically connected to the heater body; and a terminal having a body and a first engaging portion formed on an outer circumferential surface of the terminal body, wherein the first engaging portion is made of a material softer than a material that the electrode and the terminal are made of; and an electric connector having a second engaging portion formed on an inner circumferential surface thereof so as to be engageable with the first engaging portion, said electric connector including therein a conductive plate and a cable connected to the conductive plate for making electrical connection with the terminal body for power supply to the heater body through the electrode, the electrode and the terminal body being formed integrally with each other, the first engaging portion being formed into a radially outward protrusion, and the terminal body and the first engaging portion being separate pieces.