About 11 results
https://drivepatents.com/patents/1387710 · 25 Mar 2026
The invention relates to a belt retractor (40) with a belt spool (14), a safety belt (12) that can be wound thereon into a belt wrap, a pyrotechnic belt tensioner (24) with a drive device that can be driven into a drive motion, guided in a tube (32), and a...
https://drivepatents.com/patents/971306 · 13 Aug 2014
In a webbing take-up device, a cylinder includes a housing portion that houses a piston and a guide portion that extends from one end portion in length direction of the housing portion. A pinion is rotatably supported at the guide portion. The piston is gu...
https://drivepatents.com/patents/1004089 · 21 Mar 2012
In a webbing retractor, the center of a rack and rack-teeth in an axial direction of a pinion is placed on the opposite side of a leg plate side with respect to the central axis of a cylinder. The piston is acted upon by a tilting-force toward the leg plat...
https://drivepatents.com/patents/1011711 · 22 Jun 2011
To effectively operate a pretensioner using a plurality of balls and an energy absorption mechanism, to simplify the structure of an exhaust passage in the pretensioner, and to facilitate the working process of the exhaust passage.A pretensioner 15 include...
https://drivepatents.com/patents/1080749 · 19 Jan 2005
A pretensioner for a vehicle safety restraint arrangement, the pretensioner comprising a piston mounted in a guide chamber for translational movement tangentially to a spool shaft, so that in travelling through the guide chamber, the piston engages the per...
https://drivepatents.com/patents/1082343 · 17 Nov 2004
A pinion of a pretensioner is provided at a side of a torsion shaft, which side is opposite a side connected integrally to a spool via a sleeve. A base lock of a lock mechanism is connected to the pinion. Due to the lock mechanism operating, a leg plate si...
https://drivepatents.com/patents/1083606 · 29 Sep 2004
The linear pyrotechnic drive (20) has a cylinder (22) containing a piston (24) and a sprocket (30). The piston has teeth (30) which can engage with the sprocket to rotate it as the piston is displaced, There is at least one yielding element (34) to prevent...
https://drivepatents.com/patents/1084418 · 1 Sep 2004
The inertia reel (10) is fitted with a tensioning device (12) working with a piston moving in a cylinder (22). The piston is provided with a section of a toothed rack engaging with a pinion (28) when the drum (18) is rotated. At least one segment of the se...
https://drivepatents.com/patents/1091042 · 17 Dec 2003
A pretensioner for a vehicle safety restraint comprising a piston (2), a cylinder (1) housing the piston (2), a force reservoir (12), activatable when a crash is sensed, to drive the piston (2) along the cylinder (1), a resilient band (7) connected to the ...
https://drivepatents.com/patents/1101451 · 25 Sep 2002
A seat belt device has a gas generator (11) for generating a high pressure gas when the vehicle is in emergency, a cylinder (17) for conducting the high pressure gas from the gas generator, a piston (20) received movably within the cylinder and pressed and...