Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
May 20, 2014
Patent Application Number
13883220
Date Filed
November 2, 2011
Patent Citations Received
Patent Primary Examiner
Patent abstract
In an air bag main body which inflates step by step in a first stage and a second stage by bonding its peripheral edge portion and bonding its inner side than the peripheral edge portion, a connecting member bridging between a lid member opening and closing a vent hole and a coupling member can be always set to a tension state by arranging an adjusting portion in the coupling member which defining a maximum facing distance between a front panel and a rear panel in the tension state in each of the first stage and the second stage, and whereby a closed state of the vent hole can be maintained.
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