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:
Jun. 12, 2007
Filed:
Oct. 20, 2005
Clare R. Cunningham, Mesa, AZ (US);
Brian R. Pitstick, Mesa, AZ (US);
Bryan W. Shirk, Mesa, AZ (US);
Kevin S. Countryman, Mesa, AZ (US);
Clare R. Cunningham, Mesa, AZ (US);
Brian R. Pitstick, Mesa, AZ (US);
Bryan W. Shirk, Mesa, AZ (US);
Kevin S. Countryman, Mesa, AZ (US);
TRW Automotive U.S. LLC, Livonia, MI (US);
Abstract
An apparatus comprises vehicle seat belt webbing (), a cylinder (), and a piston () movable in the cylinder to effect pretensioning of the seat belt webbing. The apparatus also comprises a fluid source () for providing fluid under pressure to move the piston () in the cylinder (). The fluid source () comprises a propellant container () defining a propellant chamber () and a propellant () in the propellant chamber. The propellant () is ignitable to produce fluid under pressure. The propellant container () comprises a first portion () made from plastic and a second portion () made from metal. The metal portion () is secured to the plastic portion () to effect a hermetic seal of the propellant container ().