Patent ID: 8127681

Claim:
An igniter metal-sealing material-feedthrough for one of an air bag and a belt tensioning device, comprising: a base body including a feedthrough opening formed by punching, a front side, and a back side, said base body being configured such that a ratio of a thickness of said base body to a maximum dimension of said feedthrough opening vertical to an axis direction of said feedthrough opening is in a range of between and including approximately 0.8 to 1.6, said thickness of said base body being between 1.8 mm and 3.0 mm; a sealing material, said sealing material being one of a glass slug, a ceramics slug, and a glass-ceramic slug; at least one first metal pin which is located in said feedthrough opening in said base body in said sealing material; and said feedthrough opening including a structure between said front side and said back side, said structure being configured for avoiding a relative movement of said sealing material in a direction toward said back side relative to an inside circumference of said feedthrough opening.