Safety device for seat belt
AssigneeHyundai Mobis Co., Ltd.
InventorHong Sik Park
Life of this patent
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Abstract
A safety device for a set belt includes a retractor having a rack gear on a circumferential outer surface of which the seat belt is wound; a pretensioner operated upon a collision of a car and rotating the rack gear in a direction for winding the seat belt; a release unit installed adjacent to the pretensioner, operated after the pretensioner operates the rack gear, and rotating the rack gear in a direction for unwinding the seat belt; and a switch unit receiving a manipulation force for operating the release unit, generating electricity, transferring the electricity to the release unit, and operating the release unit.
Claims15
A safety device for a seat belt, comprising:
- a retractor having a rack gear on a circumferential outer surface of which the seat belt is wound;
- a pretensioner operated upon a collision of a car and rotating the rack gear in a direction for winding the seat belt;
- a release unit installed adjacent to the pretensioner, operated after the pretensioner operates the rack gear, and rotating the rack gear in a direction for unwinding the seat belt;
- and
- a switch unit receiving a manipulation force for operating the release unit, generating electricity, transferring the electricity to the release unit, and operating the release unit.
Dependencies are inferred from the claim text.