METAL-FIXING MATERIAL FEEDTHROUGH, METHOD FOR THE PRODUCTION THEREOF AND USES THEREOF

摘要

The present invention relates to a metal fastening, in particular for an airbag igniter and/or a belt pretensioner, with at least one metal pin 5 fused to a through opening 4 of the body 1 in a glass body or glass ceramic fastening material 10 . It is about the material feedthrough. The surface 110 of the vitreous or glass ceramic fixing material 10 is a free fusion surface coplanar with the end face 50 of the at least one metal pin 5 . There are no open air bubbles in the free welding surface, in particular in the region of the ignition wire 9 .