The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 17, 2005
Filed:
Jul. 09, 2002
Siegfried Zeuner, München, DE;
Roland Schropp, Tegernheim, DE;
Achim Hofmann, Polling, DE;
Karl-heinz Rödig, Kraiburg, DE;
Siegfried Zeuner, München, DE;
Roland Schropp, Tegernheim, DE;
Achim Hofmann, Polling, DE;
Karl-Heinz Rödig, Kraiburg, DE;
TRW Airbag Systems GmbH & Co. KG, Aschau Inn, DE;
Abstract
A nitrocellulose-free, gas-generating composition for use in vehicle occupant restraint systems, in particular in a belt tensioner gas generator, substantially consists of at least one nitrogen-containing organic fuel in a proportion of 55 to 70% by weight, an inorganic oxidator in a proportion of 30 to 45% by weight, at least one combustion moderator in a proportion of up to 10% by weight and up to 5% by weight conventional adjuvants and additives, each in relation to the overall weight of the composition. The composition has a pressure exponent of less than 0.35 and a combustion rate at 200 bar of at least 40 mm/s.