|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||280/736; 280/741; 280/742|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 13 인용 특허 : 6|
A gas generator for an air bag has gas discharge ports closed by a seal tape and has two different opening areas. When a pressure inside the gas generator increases due to combustion of a gas generating agent, a gas discharge port having a larger area is first opened to decrease the internal pressure. Subsequently, as the pressure further increases a gas discharging port having a smaller area is opened to decrease the internal pressure.
1. A gas generator for an air bag, comprising:a housing having a plurality of gas generating ports closed by a seal tape, the ports including a first port adapted to be opened by rupturing the seal tape and a second port adapted to be opened by rupturing the seal tape;a first combustion chamber and a second combustion chamber provided inside the housing;gas generating agents accommodated inside the first combustion chamber and the second combustion chamber, each gas generating agent being cylindrical in shape having at least a single hole in the longitud...