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US 12,728,813 B2Granted
Catch strap mechanism for an airbag module
AssigneeAutoliv Development AB
InventorsJulien Halgrin, Christophe Gros, Thierry Jacqmarcq, Frederic Charpentier, Marc Marchand, Laurent Hellot, Carole Gailhard, Laurent Lengaigne, Matthieu Louvet
Life of this patent
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Abstract
A catch strap mechanism for an airbag module having an airbag, comprising at least one catch strap arrangement, wherein one end of a catch strap arrangement can be attached to the airbag, and a tightening device for the catch strap arrangement.
Claims9
A catch strap mechanism for two airbag modules each having an airbag, the catch strap mechanism comprising:
- two catch strap arrangements, wherein a first end of each of the two catch strap arrangements is attached to a respective airbag of the two airbag modules, and
- a tightening device for the two catch strap arrangements,
- wherein the tightening device comprises a tightening element which can be accelerated pyrotechnically in a straight line, wherein the tightening element deflects the two catch strap arrangements, wherein the two catch strap arrangements extend in laterally opposite directions from the tightening element toward the respective airbags before acceleration of the tightening element, and wherein the two catch strap arrangements extend in a same direction from the tightening element after acceleration of the tightening element.
An airbag device for a vehicle seat, comprising:
- two airbag modules, wherein each airbag module comprises an airbag and is configured for attachment to the vehicle seat, and
- a catch strap mechanism comprising:
- two catch strap arrangements, wherein a first end of each of the two catch strap arrangements is attached to a respective airbag of the two airbag modules, and
- a tightening device for the two catch strap arrangements comprising a tightening element which can be accelerated pyrotechnically in a straight line, wherein the tightening element deflects the two catch strap arrangements, wherein the two catch strap arrangements extend in laterally opposite directions from the tightening element toward the respective airbags before acceleration of the tightening element, and wherein the two catch strap arrangements extend in a same direction from the tightening element after acceleration of the tightening element.
1 more element
A vehicle seat for a motor vehicle, comprising:
- a backrest;
- a seat cushion;
- and
- a catch strap mechanism comprising:
- two catch strap arrangements, wherein a first end of each of the two catch strap arrangements is attached to a respective airbag of two airbag modules, and
- a tightening device for the two catch strap arrangements comprising a tightening element which can be accelerated pyrotechnically in a straight line, wherein the tightening element deflects the two catch strap arrangements, wherein the two catch strap arrangements extend in laterally opposite directions from the tightening element toward the respective airbags before acceleration of the tightening element, and wherein the two catch strap arrangements extend in a same direction from the tightening element after acceleration of the tightening element.
3 more elements
Dependencies are inferred from the claim text.