Patent ID: 6722282
Filing Date: 2004-04-20
Classification: B60R,F41A,F42D

Abstract:
An inductively activatable firing capsule for the gas generator of a passenger restraint system in a motor vehicle, especially for a gas generator of an inflatable impact protection cushion, said capsule comprising a pot-shaped housing (2) which is filled at least partially with an igniting agent (4), outside the housing (2) at least one primary circuit (9; 9a, 9b) with a primary winding (10; 10a, 10b) which responsive to a vehicle collision is supplied with a trigger current, and within the housing (2) at least one secondary circuit (6) containing a secondary winding (7) and connected in series thereto a resistance wire (8), the resistance wire (8) penetrating the igniting agent (4) or being located in the immediate vicinity of the igniting agent (4), and at least one secondary winding (7) being inductively coupled to at least one primary winding (10; 10a, 10b).