초록 ▼

This invention provides highly reliable ignition device with superior ease of mass production, and a method for the manufacture thereof.An ignition device is constructed by taking a heating element 40 comprising a bridge element 25 composed of a heating bridge wire 25c which is heated by the passage

This invention provides highly reliable ignition device with superior ease of mass production, and a method for the manufacture thereof.An ignition device is constructed by taking a heating element 40 comprising a bridge element 25 composed of a heating bridge wire 25c which is heated by the passage of an electric current and heating electrodes 25a and 25b located at both ends thereof, and a flexible insulating sheet 26 which carries this bridge element; then welding this heating element to stem electrodes, formed in the stem, via connection guides which are openings provided in the insulating sheet at the location of the heating electrodes.

대표청구항 ▼

1. Ignition device provided with a bridge element positioned on top of a stem, and heating carried out by passing an electric current through this bridge element from stem electrodes provided in the stem, in which the device comprising:a stem comprising at least two mutually separated stem electrode

1. Ignition device provided with a bridge element positioned on top of a stem, and heating carried out by passing an electric current through this bridge element from stem electrodes provided in the stem, in which the device comprising:a stem comprising at least two mutually separated stem electrodes and an insulating element provided between these stem electrodes to insulate and maintain the stem electrodes and to form a stem surface in conjunction with the ends of the stem electrodes; and a heating element comprising a bridge element provided with a heating bridge wire and heating electrodes positioned at the both ends of the heating bridge wire, and a flexible insulating sheet positioned on top of the stem surface, on which the bridge element is supported, and in which openings or cut-out areas are formed as connecting guides corresponding to the position of the heating electrodes, wherein the connecting guides of the flexible insulating sheet are aligning with the ends of these stem electrodes, and the heating electrodes of the bridge element are electrically connected to the ends of the stem electrodes.