| US 7,600,776 B2 | ||
| Knee airbag device | ||
| Shigeru Hoshino, Toyota (Japan); Osamu Fukawatase, Nishikamo-gun (Japan); Tomoyuki Moro, Toyota (Japan); Kenji Imamura, Kosai (Japan); Akiyoshi Sanada, Nishikamo-gun (Japan); Yuichi Adachi, Nishikasugai-gun (Japan); and Kazuaki Bito, Nishikasugai-gun (Japan) | ||
| Assigned to Toyota Jidosha Kabushiki Kaisha, Toyota (Japan); and Toyota Gosei Co., Ltd., Nishikasugai-gun (Japan) | ||
| Filed on Jan. 03, 2008, as Appl. No. 12/3,914. | ||
| Claims priority of application No. 2007-009227 (JP), filed on Jan. 18, 2007. | ||
| Prior Publication US 2008/0174091 A1, Jul. 24, 2008 | ||
| Int. Cl. B60R 21/16 (2006.01) | ||
| U.S. Cl. 280—730.1 [280/752] | 19 Claims |
| 1. A knee airbag device comprising:
a knee airbag that is disposed in a folded state inside a column cover that covers a steering column, wherein when the knee
airbag receives gas, the knee airbag is inflated and deployed from an inside of the column cover toward knees of an occupant;
a lid that is provided in the column cover, and that covers an opening through which the knee airbag expands, wherein when
the lid is opened by a deployment pressure of the knee airbag, the opening is formed to extend in a lower wall portion and
right and left side wall portions of the column cover; and
an opening amount regulation portion that regulates an opening amount of the lid, wherein the opening amount regulation portion
is a member that connects the column cover to the lid, and
the lid is movable with respect to the column cover.
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