Patent ID: 7467588

Claim:
A gas generator for an air bag, comprising: a housing having a gas discharging hole; ignition means activated upon an impact, the ignition means including at least one igniter and at least one transfer charge, the at least one transfer charge being a mixture of a transfer charge powder and molded articles of a gas generating agent; and a combustion chamber accommodating a gas generating agent which is ignited and burnt to generate a combustion gas, wherein the ignition means includes a first igniter, a first transfer charge, a second igniter, and a second transfer charge, and when the first igniter and the second igniter are activated with a time difference, the second transfer charge combined with the second igniter which is activated with a delay includes only the molded articles of a gas generating agent, and the molded articles of the gas generating agent in the combustion chamber include guanidine nitrate, basic copper nitrate, carboxymethyl cellulose sodium salt, and aluminum hydroxide, and have a combustion temperature of about 1200 to 1700° C.