Retractor/pretensioner apparatus of seatbelt for vehicle
AssigneeHyundai Motor Company
InventorSu Cheol Lee
Life of this patent
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Abstract
A retractor/pretensioner apparatus of a seatbelt for a vehicle may include a housing, a spool to which ends of a shoulder webbing and a wrap webbing may be simultaneously connected and which may be rotatably installed in the housing via a rotary shaft, a pinion coupled to one end of the rotary shaft, a first rack and a second rack slidably installed to the housing and engaged with the pinion respectively, a first gas generator fluid-connected to the first rack to provide gas to the first rack, and a second gas generator fluid-connected to the second rack to provide gas to the second rack.
Claims5
A retractor/pretensioner apparatus of a seatbelt for a vehicle, comprising:
- a housing;
- a spool to which ends of a shoulder webbing and a wrap webbing are simultaneously connected and which is rotatably installed in the housing via a rotary shaft;
- a pinion coupled to one end of the rotary shaft;
- a first rack and a second rack slidably installed to the housing and engaged with the pinion respectively;
- a first gas generator fluid-connected to the first rack to provide gas to the first rack;
- and
- a second gas generator fluid-connected to the second rack to provide gas to the second rack;
- wherein the first and second gas generators have the same maximum amount of gas explosives and the first rack and the second rack moves at the same speed by operation of both of the first and second gas generators.
Dependencies are inferred from the claim text.