Occupant protection device

An occupant protection device disposed on a seat of a vehicle, comprising:

• a seat belt;
• an airbag disposed in a region of a lap belt that restrains a waist of an occupant seated on the seat when the occupant wears the seat belt;
• an inflator disposed at a position near a lower end of a seat portion of the seat and supplies an inflation gas to the airbag;
• and
• a cover adapted to cover a periphery of the airbag,
• the airbag having a bag shape formed of a flexible sheet, and including
• a bag body that is held by the lap belt in a folded state and inflates to be able to protect the occupant wearing the seat belt, and
• a conduit that is connected to the inflator to allow the inflation gas to flow into the bag body,
• wherein
• the conduit is disposed substantially along the lap belt in a state of being held by a conduit holder, and
• the conduit holder is formed of a material having flexibility and higher rigidity than the conduit, is formed of a substantial tube capable of covering an outer peripheral side of the conduit, and has at least one end side fixed to a seat side or a bag-body side,
• the cover includes a main cover and a conduit-side cover, the main cover is configured to cover an outer peripheral side of the folded bag body and a part of the lap belt, and the conduit-side cover is configured to cover an outer peripheral side of the conduit holder.

An occupant protection device disposed on a seat of a vehicle, including:

• a seat belt;
• an airbag disposed in a region of a lap belt that restrains a waist of an occupant seated on the seat when the occupant wears the seat belt;
• an inflator disposed at a position near a lower end of a seat portion of the seat and supplies an inflation gas to the airbag;
• and
• a cover adapted to cover a periphery of the airbag,
• the airbag having a bag shape formed of a flexible sheet, and including
• a bag body that is held by the lap belt in a folded state and inflates to be able to protect the occupant wearing the seat belt,
• a conduit that is connected to the inflator to allow the inflation gas to flow into the bag body, and
• a belt loop through which the lap belt can be inserted,
• wherein
• the conduit is disposed substantially along the lap belt in a state of being held by a conduit holder, and
• the conduit holder is formed of a material having flexibility and higher rigidity than the conduit, is disposed substantially along the conduit, and has both end sides fixed to a seat side and a bag body side, respectively by a seat-side fixing portion or a bag body-side fixing portion,
• the cover includes a main cover and a conduit-side cover, the main cover is configured to cover an outer peripheral side of the folded bag body, the belt loop and a part of the lap belt, and the conduit-side cover is configured to cover an outer peripheral side of the conduit holder.