| 摘要 |
PROBLEM TO BE SOLVED: To allow a controlling coil to be influenced by the temperature of a heating coil more equally and rapidly. SOLUTION: This glow plug is the glow plug having a glow tube (8), and in the glow plug in which an inner pole (7) projected into the glow tube is connected with the glow tube (8) through heating and controlling coils (1, 2), the glow plug is characterized by the controlling coil (2) arranged to the heating coil (3 and/or 1) in such a manner that it is heated by the heat from the heating coil (3 and /or 1) over the large portion of its length more equally.
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