FUEL CELL SYSTEM GLOW PLUG AND METHOD OF FORMING SAME

摘要

A glow plug and method of forming the same, the glow plug including a housing, a heating element extending from a first end of the housing, and a sealing element attached to the heating element and the first end of the housing. The sealing element may include an annular base and a tubular collar extending from the base. The sealing element may be attached using an ABA gold braze. The sealing element may include an austenitic nickel-chromium alloy. The glow plug may further include a landing pad configured to attach a lead wire to the heating element. The landing pad may include a collar and a lead connection extending from the collar and may be attached using the ABA gold braze. The glow plug may further include a glass sealing ring disposed between the heating element and the housing. The sealing ring may be attached using the ABA gold braze.

主权项

1. A method of sealing a glow plug of a fuel cell system, the glow plug comprising a housing and a heating element extending from a first end of the housing, the method comprising:
inserting the heating element into a sealing element comprising an annular base and a tubular collar extending from the base; and forming a fluid-tight connection between the glow plug and the fuel cell system by attaching the collar to the heating element and by attaching the base to the first end of the housing.