Tightening means for safety belt restraining systems in vehicles
CA 2025807 C · Owner: Trw Repa Gmbh · Inventors: Fohl, Artur
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The tightening means for safety belt restraining systems is equipped with a pyrotechnical piston/cylinder tightening drive which is inserted via fitting parts engaging the piston on the one hand and the cylinder on the other hand into the force flow path of the safety belt system. The cylinder is formed in a cylinder block which is guided displaceably parallel to the axis of the cylinder on a bodywork-fixed or vehicle-seat-fixed guide member. The piston is formed at the one end of a shear-stressable piston rod and in the readiness position of the tightening means is inserted with the piston rod into the cylinder. At its other end the piston rod is supported at the guide part. The release is …
Read the whole patent
Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Filed September 20, 1990 and granted November 8, 1994. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended September 20, 2010.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by September 20, 2012.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.