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US 11,940,255 B2Granted
Igniting unit, especially for an inflator, inflator, airbag module, vehicle safety system and method of manufacturing an igniting unit
AssigneeTRW Airbag Systems GmbH
InventorsStefan Heigl, Johann Hinkofer, Christoph Knollhuber, Christoph Mocker, Andreas Seidel
Life of this patent
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Abstract
The invention relates to an igniting unit (10), especially for an inflator, comprising an electric igniter (11) including a first inner cap (12) which forms a space (14) for being filled with a booster propellant charge with a second outer cap (13). In accordance with the invention, the second cap (13) is an electrically non-conductive insulating cap.
Claims16
An igniting unit for an inflator, comprising:
- an electric igniter comprising a first inner cap with a first space filled with a pyrotechnical charge that produces combustion products in response to actuation of the igniter;
- a second outer cap, wherein the first inner cap forms a second space with the second outer cap;
- and
- an inert material provided in the second space and configured to provide a cooling effect to the combustion products of the pyrotechnical charge.
1 more element
Dependencies are inferred from the claim text.