Restraint system for a seat belt device
AssigneeNorgren Limited
InventorsMark Edward Byers Sealy, Hugh Christopher Bramley, Graham Barber
Life of this patent
Estimating the term…
Abstract
A restraint system (14) for a seat belt (22) is provided according to an embodiment of the invention. The restraint system (14) comprises one or more pneumatic ports (42, 44) for actuating the restraint system (14) from a first position to a second position. The restraint system (14) also comprises one or more pyrotechnic ports (52, 54) for actuating the restraint system (14) from either the first position or the second position to a third position.
Claims21
A restraint system (14) for a seat belt (22), comprising:
- one or more pneumatic ports (42, 44) for actuating the restraint system (14) from a first position to a second position;
- and
- one or more pyrotechnic ports (52, 54) for actuating the restraint system (14) from either the first position or the second position to a third position.
An inertia reel (16) for a restraint system (14), comprising:
- a drive key (32) including one or more pneumatic ports (42, 44);
- a center shaft (34) including one or more pyrotechnic ports (52, 54);
- and
- drum driver (28) positioned around the drive key (32) and the center shaft (34) and movable between a first position, a second position, and at least a third position.
A linear actuator (140) for a restraint system (14), comprising:
- a compressed gas port (156) in communication with a first cylinder (150) and a piston (152);
- a pyrotechnic port (158) in communication with a second cylinder (148);
- and
- an output (144) coupled to the piston (152) and extending from the first and second cylinders (150, 148), the output (144) movable between a first position, a second position, and at least a third position.
Dependencies are inferred from the claim text.