The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 29, 2009
Filed:
Jan. 29, 2004
Naoki Yamaji, Moriguchi, JP;
Hidetaka Azuma, Kyoto, JP;
Naoki Yamaji, Moriguchi, JP;
Hidetaka Azuma, Kyoto, JP;
Ashimori Industry Co., Ltd., Osaka, JP;
Abstract
In an air bag deviceagainst a side collision which can be expanded and spread out in a gap between an outside portion of a seat of a vehicle and a wall opposite thereto owing to gas generated by an inflatorin emergency situations so as to obtain the air bag device at a low cost which system is provided with plural air chambers having difference in expansion timing and pressure depending on portions of a body of a crew, an air bagis structured by a lower air chamberprovided with the inflator and an upper air chamber, a partition unitfor partitioning the lower air chamberand the upper air chamberis structured by a cloth sewn to the air bag, and a communication holewhich introduces gas from the inflatorfrom the lower air chamberinto the upper air chamber and is closed when subjected to pressure of the upper chamber as the pressure of the lower air chamber is reduced is formed in the cloth.