Patent ID: 7222880

Claim:
An inflator, comprising: an inflator housing containing a pressurized medium and one end thereof provided with an opening portion; a diffuser portion fixed to the opening portion of the inflator housing and provided with a gas discharging hole for discharging the pressurized medium flowing from the opening portion to an outside at a time of actuation of the inflator; a rupturable plate closing an outflow path for the pressurized medium between the diffuser portion and the opening portion of the inflator housing; an igniter provided in the diffuser portion for rupturing the rupturable plate; a gas discharging port connected to the gas discharging hole of the diffuser portion for passing the pressurized medium therethrough, the gas discharging port having an inflow portion for receiving the pressurized medium discharged from the gas discharging hole, and the gas discharging port connected to the gas discharging hole by press-fitting the inflow portion into the gas discharging hole; and fastening means for fastening a connecting portion between the gas discharging hole of the diffuser portion and the gas discharging port.