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Knee-protecting airbag device

  • US 7,226,075 B2
  • Filed: 03/16/2004
  • Issued: 06/05/2007
  • Est. Priority Date: 03/19/2003
  • Status: Expired due to Fees
First Claim
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1. A knee-protecting airbag device located below a steering column in front of a driver and, at a lower side of a key cylinder into which an ignition key with accessories is inserted, the airbag device comprising:

  • a housing located below the steering column for housing an airbag;

    an airbag folded and housed in the housing in undeployed condition, and upon inflow of inflation gas, the airbag protruding rearward from the housing to deploy upward for protecting knees of the driver;

    the airbag including;

    a cover portion located in an upper edge of the airbag as completely deployed, for covering vehicle'"'"'s rearward of an area proximate to the key cylinder; and

    a flexible reinforcing cloth located in a part of the cover portion to contact the key accessories when the key is inserted into the key cylinder, wherein;

    the airbag as completely deployed forms a substantially plate shape including a column side wall located toward the steering column and a driver'"'"'s side wall located toward the driver'"'"'s seat; and

    the reinforcing cloth is applied to an airbag part to contact the key accessories, both in the column side wall and the driver'"'"'s side wall.

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