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. 28, 2022
Filed:
Nov. 15, 2018
Autoliv Development Ab, Vargarda, SE;
Christian Fischer, Hamburg, DE;
Martin Schmidt, Elmshorn, DE;
AUTOLIV DEVELOPMENT AB, Vargarda, SE;
Abstract
The invention relates to a belt tightener () with a mass body drive for a seat belt of a motor vehicle with a force-limiting device with—a belt shaft () mounted rotatably in at least one opening () of a housing () that can be fastened fixedly to the vehicle, it being possible to wind up the seat belt on said shaft, —a tightener drive wheel () connected non-rotatably to the belt shaft () and having recesses () distributed at regular intervals over the circumference, —a chain forming the mass body drive made of loose mass bodies (), which are guided in a tightener tube () and can be driven by pressure application of the tightener tube (), wherein—the belt shaft () can be driven in the winding direction of the seat belt by engagement of the driven mass bodies () in the recesses () of the tightener drive wheel (), wherein—the mounting of the belt shaft () in the opening () of the housing () is designed to be flexible in the radial direction.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile