SHEATHED-ELEMENT GLOW PLUG COMPRISING A SPECIALLY EMBEDDED CONTACT ELEMENT

摘要

Pencil-type glow plug (1) for an internal combustion engine comprises a plug housing (2), a connecting part for electrical current, and a tube with an embedded heating element. The connecting region (3) and the heating element are electrically coupled via a connecting pin (5) and a contact element (6). The connecting pin and the contact element are at least partly surrounded by an electrically insulating plastic sleeve (7) within the housing. Preferred Features: The plastic sleeve is a clamping sleeve. The contact element is a graphite tablet.